常见标准热力学数据
标准热力学数据
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标准热力学数据(298.15K) 2005-6-7 20:58:37 来源:生命经纬化学式(状态)H G S氢(hydrogen)H2(g)0 0 130.57 H+(aq)0 0 0锂(lithium)Li(s)0 0 29.12 Li+(aq)-278.49 -293.30 13.39 Li2O(s)-597.94 -561.20 37.57 LiCl(s)-408.61 -384.38 59.33 钠(sodium)Na(s)0 0 51.21 Na+(aq)-240.12 261.89 58.99 Na2O(s)-414.22 -375.47 75.06 NaOH(s)-425.61 -379.53 64.45 NaCl(s)-411.65 -384.15 72.13 钾(potassium)K(S)0 0 64.18 K+(aq)-252.38 -283.26 102.51 KOH(s)-424.76 -379.11 78.87 KCl(s)-436.75 -409.15 82.59 铍(beryllium)Be(s)0 0 9.50 BeO(s)-609.61 -580.32 14.14 镁(magnesium)Mg(s)0 0 32.68 Mg2+(aq)-466.85 -454.80 -138.07 MgO(s)-601.70 -569.44 27.91 Mg(OH)2(s)-924.54 -833.58 63.18 MgCl2(s)-641.32 -591.83 89.62 MgCO3(s)-1095.79 -1012.11 65.69 钙(calcium)Ca(s)0 0 41.42 Ca2+(aq)-542.83 -553.54 -53.14 CaO(s)-635.09 -604.04 39.75 Ca(OH)2(s)-986.09 -898.56 83.39续表CaSO4(s)-1434.11 -1326.88 106.69CaCO3(方解石,s)-1206.92 -1128.84 92.88锶(strontium)Sr(s)0 0 52.30Sr2+(aq)-545.80 -599.44 -32.64SrCO3(s)-1220.05 -1140.14 97.07钡(barium)Ba(s)0 0 62.76Ba2+(aq)-537.64 -560.74 9.62BaCl2(s)-858.56 -810.44 123.68BaSO4(s)-1469.42 -1362.31 132.21硼(boron)B(s)0 0 5.86H3BO3(s)-1094.33 -969.01 88.83BF3(g)-1137.00 -1120.35 254.01BN(s)-254.39 -228.45 14.81铝(aluminum)Al(s)0 0 28.33Al(OH)3(无定形)-1276.12 - -Al2O3(s,刚玉)-1675.69 -1582.39 50.92碳(carbon)C(石墨)0 0 5.74C(金刚石) 1.897 2.900 2.377CO(g)-110.525 -137.15 197.56CO2(g)-393.51 -394.36 213.64硅(silicon)Si(s)0 0 18.83SiO2(石英,s)-910.94 -856.67 41.84SiCl4(g)-657.01 -617.01 330.62SiC(s,β)-65.27 -62.76 16.61Si3N4(s,α)-743.50 -642.66 101.25锡(tin)Sn(s,白)0 0 51.55Sn(s,灰)-2.09 0.126 44.14SnO2(s)-580.74 -519.65 52.3铅(lead)Pb(s)0 0 64.81PbO(s,红)-218.99 -188.95 66.73PbO(s,黄)-215.33 -187.90 68.70PbS(s)-100.42 -98.74 91.21续表氮(nitrogen)N2(g)0 0 191.50 NO(g)90.25 86.57 210.65 NO2(g)33.18 51.30 39.65 NO-3(aq)-207.36 -111.34 146.44 NH+4(aq)-132.51 -79.37 113.39 NH3(aq)-80.29 -26.57 111.29 NH3(g)-46.11 -16.48 192.34 磷(phosphorus)P(s,白)0 0 41.09 P(s,红)-17.5 -12.13 22.80 P4O10(s)-2984.03 -2697.84 228.86 PH3(g) 5.44 13.39 210.12 PCl3(g)-287.02 -267.78 311.67 氧(oxygen)O2(g)0 0 205.03 O3(g)142.67 163.18 238.82 H2O(l)-285.83 -237.18 69.91 H2O(g)-241.82 -228.59 188.72 OH-(aq)-229.99 -157.29 -10.75 H2O2(l)-187.78 -120.42 -硫(sulfur)S(s,斜方)0 0 31.80 S(s,单斜)0.33 - - SO2(g)-297.04 -300.19 248.11 SO3(g)-395.72 -371.08 256.65 H2S(g)-20.63 -33.56 205.69 氟(fluorine)F2(g)0 0 202.67 HF(g)-271.12 -273.22 -173.67 F-(aq)-332.63 -278.82 -13.81 氯(chlorine)Cl2(g)0 0 222.96 HCl(g)-92.31 -95.30 186.80 Cl-(aq)-167.16 -131.26 56.48 ClO-(aq)-107.11 -36.82 41.84 溴(bromine)Br2(l)0 0 152.23 Br2(g)30.91 3.14 245.35 HBr(g)-36.40 -53.43 198.59 Br-(aq)-121.55 -103.97 82.42续表碘(iodine)I2(s)0 0 116.14 I2(g)62.44 19.36 260.58 HI(g)26.48 1.72 206.48 I-(aq)-55.19 -51.59 111.29 钪(scandium)Sc(s)0 0 34.64 钛(titanium)Ti(s)0 0 30.54 TiO2(s,金红石)-939.73 -884.50 49.92 钒(vanadium)V(s)0 0 28.91 V2O5(s)-1550.59 -1419.63 130.96 铬(chromium)Cr(s)0 0 23.77 Cr2O3(s)-1139.72 -1058.13 81.17-881.19 -727.85 50.21 CrO(aq)-1490.34 -1301.22 261.92 Cr2O(aq)锰(manganese)Mn(s,α)0 0 32.01 Mn2+(aq)-220.75 -228.03 -73.64 MnO2(s)-520.03 -465.18 53.05 铁(iron)Fe(s)0 0 27.28 Fe2+(aq)-89.12 -78.87 -137.65 Fe3+(aq)-48.53 -4.60 -315.89 Fe(OH)2(s)-569.02 -486.60 87.86 Fe(OH)3(s)-822.99 -696.64 -106.69 FeS(s,α)-95.06 -97.57 67.4 Fe2O3(s)-824.25 -742.24 87.40 Fe3O4(s)-1118.38 -1015.46 146.44 钴(cobalt)Co(s,α)0 0 30.04 Co2+(aq)-58.16 -54.39 -112.97 镍(nickel)Ni(s)0 0 29.87 Ni2+(aq)-53.97 -45.61 -128.87 铜(copper)Cu(s)0 0 33.15Cu2+(aq)64.77 65.52 -99.58 Cu(OH)2(s)-449.78 - -续表CuO(s)-157.32 -129.70 48.63CuSO4(s)-771.36 -661.91 108.78 CuSO4·5H2O(s)-2279.65 -1880.06 300.41 银(silver)Ag(s)0 0 42.55Ag+(aq)105.58 77.12 72.68Ag2O(s)-31.05 -11.21 121.34 Ag2S(s,α)-32.59 -40.67 144.01AgCl(s)-127.07 -109.80 96.23AgBr(s)100.37 -96.90 107.11AgI(s)-61.84 -66.19 115.48 Ag(NH3)+2(aq)-111.89 -17.24 245.18 金(gold)Au(s)0 0 47.40 [Au(CN)2]-(aq)242.25 285.77 171.54 [AuCl4]-(aq)-322.17 -235.22 266.94 锌(zinc)Zn(s)0 0 41.63Zn2+(aq)-153.89 -147.03 -112.13ZnO(s)-348.28 -318.32 43.64 镉(cadmium)Cd(s,γ)0 0 51.76Cd2+(aq)-75.90 -77.58 -73.22CdS(s)-161.92 -156.48 64.85 汞(mercury)Hg(l)0 0 76.02Hg(g)61.32 31.85 174.85Hg2Cl2(s)-265.22 -210.78 192.46CH4(g)-74.85 -50.6 186.27C2H6(g)-83.68 -31.80 229.12(l)48.99 124.35 173.26C2H4(g)52.30 68.24 219.20C2H2(g)226.73 209.20 200.83CH3OH(l)-239.03 -166.82 127.24C2H5OH(l)-277.98 -174.18 161.04 C6H5COOH(s)-385.05 -245.27 167.57C12H22O11(s)-2225.5 -1544.6 360.2。
热力学基础数据查询类
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氧气
Oxygen
在PUREDATA中查找物质序号,填入C6中, 并将相应的温度,压力填入F6,I6中, 按"F9"键重新计算即可 47 查PureData 氧气 31.999 温度 英文名 常压沸点 临界压力 Rackett Zra 修正偏心因子 生成焓 A 25 298.00 Oxygen 90.20 5,075.13 0.2908 C K K Kpa 临界体积 分子体积 0.04977 0.002871 m /Kmol m /Kmol
纯物质热力学计算表
使用说明: 物质序号 中文名 分子量 临界性质 临界温度 临界压缩因子 偏心因子 热性质 常压沸点汽化热 理想气体热容 等压热容 蒸汽压 6.1604E+04 液相表面张力 VAPOR!! 液相密度 首选 6.8184E+03 KJ/kmol 系数 2.9499E+01 KJ/kmol.K Antoine Kpa Tension N/M 回归法系数 VAPOR!! Kmol/m^3 154.58 0.1965 0.0190 定义值 K
3 3
压力 分子式
0 O2
Kpa
0.0190 SRK, PR方程用 0.0000E+00 B KJ/kmol C 2.5874E-05 C -4.176 608.13 atmA Gibbs自由能 D -1.4147E-08 0.0000E+00 E KJ/kmol F
29.26061662 -0.00558608 A 15.699 A 0.038066 A 4.356 B 780.26 B 1.214 B 0.3025
C 7.928 C 0.599 EpsDivK 0.0 28.9 1.21255
D -0.03168 D -0.189 MolDia 0 4.83 4.6368
标准热力学数据
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标准热力学数据
首先,让我们来了解一下常用的热力学数据包括哪些内容。
常见的标准热力学
数据包括物质的热容、热膨胀系数、热导率、相变潜热等。
这些数据在热力学计算和实验研究中起着至关重要的作用。
热容是物质在吸热或放热过程中温度变化的敏感程度的量度。
它是描述物质热
力学性质的重要参数之一。
热容的大小与物质的种类、温度等因素有关。
在工程实践中,我们经常需要使用不同物质的热容数据来进行热力学计算和分析。
热膨胀系数是描述物质在温度变化时体积变化的比例系数。
它是描述物质热力
学性质的重要参数之一。
热膨胀系数的大小与物质的种类、温度等因素有关。
在工程实践中,我们经常需要使用不同物质的热膨胀系数数据来进行热力学计算和分析。
热导率是描述物质传热性能的参数。
它是描述物质热力学性质的重要参数之一。
热导率的大小与物质的种类、温度等因素有关。
在工程实践中,我们经常需要使用不同物质的热导率数据来进行热力学计算和分析。
相变潜热是描述物质在相变过程中吸热或放热的热量。
它是描述物质热力学性
质的重要参数之一。
相变潜热的大小与物质的种类、相变类型等因素有关。
在工程实践中,我们经常需要使用不同物质的相变潜热数据来进行热力学计算和分析。
总之,标准热力学数据在热力学研究和工程实践中具有重要的作用。
通过了解
和应用这些数据,我们可以更好地进行热力学计算和分析,为科学研究和工程设计提供有力的支持。
希望本文所介绍的内容能对大家有所帮助,谢谢阅读!。
纯物质热化学数据手册
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纯物质热化学数据手册纯物质热化学数据手册是一份包含各种物质的热力学数据和热力学性质的参考手册。
这些数据是在标准状态下(常温常压)测定的,对于热化学计算和工程设计非常有用。
以下是一些常见物质的热力学数据:1. 水(H2O)标准状态下,水的热力学性质如下:- 摩尔质量:18.01528 g/mol- 摩尔熵(S°):69.91 J/(mol K)- 摩尔焓(H°):-285.83 kJ/mol- 摩尔自由能(G°):-237.13 kJ/mol- 热容(Cp):75.29 J/(mol K)2. 氨(NH3)标准状态下,氨的热力学性质如下:- 摩尔质量:17.03052 g/mol- 摩尔熵(S°):193.60 J/(mol K)- 摩尔焓(H°):-45.92 kJ/mol- 摩尔自由能(G°):-16.45 kJ/mol- 热容(Cp):35.63 J/(mol K)3. 二氧化碳(CO2)标准状态下,二氧化碳的热力学性质如下:- 摩尔质量:44.0095 g/mol- 摩尔熵(S°):213.79 J/(mol K)- 摩尔焓(H°):-393.52 kJ/mol- 摩尔自由能(G°):-394.36 kJ/mol- 热容(Cp):37.13 J/(mol K)4. 乙醇(C2H5OH)标准状态下,乙醇的热力学性质如下:- 摩尔质量:46.06844 g/mol- 摩尔熵(S°):160.70 J/(mol K)- 摩尔焓(H°):-277.69 kJ/mol- 摩尔自由能(G°):-174.76 kJ/mol- 热容(Cp):112.97 J/(mol K)以上仅是几个常见物质的热力学数据,不同温度和压力下的数据会有所不同,具体数据可在相关手册或数据库中查找。
热力学基础数据查询表
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-1.2715E-11 3.83149E-15
atmAKmol Cavet法估算 m^3/Kmol Rickett法估算 m^3/Kmol 临界压缩因子法估算 Vis Pa.S A 656.25 A 52634 A 57608000 StielF 0.023 B 283.160 B 241.19 B 0.6964 PolarP 1
C -0.85085 C -0.7797 EpsDivK 775.0 775.0 0.51641
D 0.001 D 0.47678 MolDia 2.52 2.52 1.9118
E 0
2.1093E-02 mPa.S (CP) INT Omega
水
Water
在PUREDATA中查找物质序号,填入C6中, 并将相应的温度,压力填入F6,I6中, 按"F9"键重新计算即可 62 查PureData 水 18.0152 温度 英文名 常压沸点 临界压力 Rackett Zra 修正偏心因子 生成焓 A 251.3 524.30 Water 373.15 22,112.78 0.0000 C K K Kpa 临界体积 分子体积 0.063494 0.002552 m /Kmol m /Kmol
3 3
压力 分子式
4000 H2O
Kpa
0.3480 SRK, PR方程用 -2.4178E+05 B KJ/kmol C Gibbs自由能 -2.2856E+05 D E KJ/kmol F
33.36212264 -0.00287942 1.16315E-05 8.02439E-09 A 18.304 A 0.1386 A 4.6137 B 3816.4 B 1.687 B 0.26214 C 647.29 868.3226 #VALUE! 654.7122 D 0.23072 Kg/m^3 Kg/m^3 Kg/m^3 C -46.13 40.03
热力学数据
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附录Ⅳ若干种热力学数据表1.单质和无机物物质适用温度范围/KAg0 042.71225.48 23.975.284-0.25293~1234-506.14 -437.09 167.36-30.56 -10.82 121.71 65.57Al(s)0 028.31524.35 20.67 12.38273~931.7Al(g)313.80 273.2 164.553-1669.8 -2213.160.98679.0 92.3837.535-26.86127~1937-3434.98 -3728.53 239.3 259.4 368.57 61.92 -113.47298~1100111.88482.396175.02130.71 3.109 245.455 35.99 37.200.690-1.188300~1500C(金刚石) 1.896 2.8662.4396.079.1213.22 -6.19 ~1200C(石墨)0 05.6948.6617.154.27-8.79298~2300CO(g)-110.525 -137.285 198.01629.14227.6 5.0290~2500-393.511 -394.38 213.7637.1244.149.04-8.54298~2500Ca(s)0 0 41.63 26.27 21.92 14.64 273~673-62.8 -67.8 70.2 62.34 68.6 11.88 -8.66 298~720-1206.87 -1128.70 92.8 81.83 104.52 21.92 -25.94 298~1200-795.0 -750.2 113.8 72.63 71.88 12.72 -2.51 298~1055CaO(s)-635.6 -604.2 39.7 48.53 43.834.52-6.52298~1800-986.5 -896.89 76.1 84.5(硬石膏)-1432.68 -1320.24 106.7 97.65 77.49 91.92 -6.561273~1373 -167.456 -131.168 55.10Cu(s)0 0 33.32 24.47 24.564.18-1.201 ~1357CuO(s)-155.2 -127.1 43.51 44.4 38.79 20.08 298~1250-166.69 -146.33 100.8 69.8 62.34 23.85 298~12000 0 203.5 31.46 34.691.84-3.35273~2000 0 27.15 25.23 17.28 26.69 273~1041-747.68 -673.84 92.8 82.13 48.66 112.1 298~885FeO(s)-266.52 -244.3 54.0 51.1 52.806.242-3.188273~1173-822.1 -741.0 90.0 104.6 97.74 17.13 -12.887298~1100-117.1 -1014.1 146.4 143.42 167.03 78.91 -14.88 298~1100(续表)物质适用温度4 00 0130.69528.8329.08-0.842.0300~15000 0144.88429.228.5770.8791.958298~1500HBr(g)-36.24 -53.22 198.6029.1226.155.861.09298~1600HBr(aq)-120.92 -102.8080.7 1HCl(g)-92.311 -95.265186.78629.1226.534.61.90298~2000HCl(aq)-167.44 -131.1755.1 0-698.7 -623.37 191.2Hl(g)-25.94 -1.32 206.4229.1226.325.940.92298~1000-241.825 -228.577188.82333.57130.1211.30273~2000-285.838 -237.14269.94075.296-291.850 (-234.03) (39.4)-187.61 -118.04 102.2682.2 9-20.146 -33.040 205.7533.9729.2915.69273~1300-811.35 (-866.4) 156.85 137.57 -811.32-885.75 -752.99 126.8662.242 19.34 260.6036.8 70 0191.59829.1226.874.27273~2500-46.19 -16.603 192.6135.6529.7925.48-1.665273~1400NO(g)89.860 90.37210.30929.86129.583.85-0.59273~150033.85 51.86 240.5737.942.938.54-6.7481.55 103.62 220.1038.745.698.62-8.54273~5009.660 98.39 304.42 79.083.8930.7514.92.51 110.5 342.4 108.0O(g)247.521 230.095161.06321.930 0205.13829.3731.463.39-3.77273~2000142.3 163.45 237.738.1 5-229.940 -157.297-10.53 9S(单斜)0.29 0.09632.5523.6414.929.08368.6~392S(斜方)0 0 31.922.614.9826.11273~368.6(g)124.94 76.08 227.7632.5536.111.09273~2000S(g)222.80 182.27167.825-3.51-395.18 -370.40 256.3450.757.3226.86 -13.05273~900-907.51 -741.90 17.2 2.有机化合物在指定温度范围内恒压热容可用下式计算物质适用温度范围/K烃类-74.847 50.827 186.3035.71517.45160.461.117-7.205298~1500226.748 209.200200.92843.92823.4685.768-58.34215.870298~150052.283 68.157 219.56 43.564.197154.59-81.09016.815298~1500-84.667 -32.821 229.6052.654.936182.259-74.85610.799298~150020.414 62.783 267.05 63.893.305235.86-117.60022.677298~1500-103.847 -23.391 270.02 73.51-4.799307.311-160.15932.748298~1500-0.13 71.60 305.71 85.652.540344.929-191.28441.664~1500-6.99 65.96 300.94 78.918.774342.448-197.32234.271298~1500-11.17 63.07 296.59 87.828.381307.541-148.25627.284298~1500-16.90 58.17 293.70 89.127.084321.632-166.07133.497298~1500-126.15 -17.02 310.23 97.450.469385.376-198.88239.996298~1500-134.52 -20.79 294.75 96.82-6.841409.643-220.54745.739298~150082.927 129.723 269.31 81.67 -33.899471.872-298.34470.835298~150049.028 124.597 172.35 135.77 59.50 255.01 281~353-123.14 31.92 298.51 106.27 -67.664679.452-380.76178.006298~1500-167.19 -0.09 388.85 143.093.084565.786-300.36962.061298~1500-198.82 -4.08 295.89 194.9349.999 122.388 319.86 103.76 -33.882557.045-342.37379.873298~150018.995 122.207 352.86 133.26 -14.811591.136-339.59074.697~1500-24.439 110.495 246.48 187.917.238 118.977 357.80 127.57 -27.384620.87-363.89581.379298~1500-25.418 107.817 252.17 183.317.949 121.266 352.53 126.86 -25.92460.670-350.56176.877298~1500(续表)物质适用温度范围/K -24.426 110.244 247.36 183.7含氧化合物-115.90 -110.0 220.2 35.3618.8258.379-15.606291~1500-362.63 -335.69 251.1 54.4 30.67 89.20-34.539300~700-201.17 -161.83 237.8 49.4 20.42 103.68-24.64~700-238.57 -166.15 126.8 81.6-166.36 -133.67 265.8 62.831.054121.457-36.577298~1500-487.0 -392.4 159.8 123.4 54.81 230-436.4 -381.5 293.4 72.4 21.76 193.09 -76.78 300~700-277.63 -174.36 160.7 111.46 106.52 165.7 575.3 283~348-235.31 -168.54 282.1 71.120.694-205.38-99.809300~1500-248.283 -155.33 200.0 124.73 55.61 232.2 298~320-216.69 -152.2 296.00 75.322.472201.78-63.521298~1500-273.2 -116.47 253.1 170.7 290-384.55 -245.5 170.7 155.2 卤代烃-82.0 -58.6 234.29 40.7914.90396.2-31.552273~800-88 -59 270.62 51.38 33.47 65.3 273~800-131.8 -71.4 202.9 116.3-100 -67 296.48 65.8129.506148.942-90.713273~800-139.3 -68.5 214.43 131.75 97.99 111.71 273~330-106.7 -64.0 309.41 85.51116.3 -198.2 197.5 145.6含氮化合物(待续)见网页(fulu4b2s2.html)(续表)物质适用温度范围/K78.87 159.9 179.1 140.2 29335.31 153.35 191.6 199.6 338.28 -1068.6 2022.1 278~34815.90 146.36 244.3 185.4 293本附录数据主要取自Handbook of Chemistry and Physics ,70 th Ed.,1990;Editor John A.Dean ,Lange's Handbook of Chemistry ,1967。
化工计算 第二章化工基础数据 第二节常用热力学物性数据
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⑴蒸发热(或冷凝热):当温度和压力不变,1mol液体蒸发时所需的热量 (或气体冷凝时放出的热量),H用V 表示。 ⑵熔融热(或凝固热):当温度和压力不变,1mol固体熔融所需的热量(或 液体凝固时放出的热量),用Hm 表示。 ⑶升华热(或凝华热):当温度和压力不变,1mol固体升华时所需的热量 (或气体凝华时放出的热量),H用s 表示。
解:(1)用(2-16)式计算,C1 取88,则
HV C1Tb 88 307.6 27068.8J mol 1
(2)用(2-17)式计算,由 TC 466 .7K 、pc 3.637 106 Pa 、Tb 307 .6K
Tbr
Tb Tc
307.6 466.7
0.66
H v
1.093RTcTbt
H U pV
式中 H——体系的焓,J;
U——体系的内能,J;
p——体系的压力,Pa;
V——体系的体积,m3
2.计算
H 2
H1
n
T2 T1
C
p,m
dT
高职高专“十一五”规划教材《化工计算》 军
k
k
k
k
Cp,m nkak nkbkT nkckT 2 nkdkT 3
k 1
k 1
k 1
k 1
式中各参数查取见教材
适合:理想气体
3.举例:略(见教材)
高职高专“十一五”规划教材《化工计算》 军
第二节 常用热力学物性数据
二、相变热
1.定义
任何物质都有三种相态,气相、液相和固相,在化工生产过程中,因为反 应条件的变化和化学反应的影响,常有物质会从一种相态变到另一种相态,出 现蒸发、冷凝、结晶、升华等相变过程,在相变发生的过程中伴随着热量的产 生,称为相变热。
热力学知识:热力学中的热力学计算和热力图表
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热力学知识:热力学中的热力学计算和热力图表热力学是一门能够描述物质能量转化和传递的物理学科,它研究的是热量、功、能量和熵等基本的物理量之间的相互关系。
在实际应用中,热力学常常被用来计算各种体系的热力学性质,例如热容、热力学势函数、化学反应平衡等等。
在热力学计算中,热力图表也是非常常用的工具,它可以直观地描述各种体系的物理和化学性质,便于我们进行分析和研究。
一、热力学计算1、热力学基本量在热力学的计算中,热量、功、能量和熵是最基本的物理量,它们之间的关系可以表示为:ΔU=Q-W其中,ΔU表示系统内能的变化,Q表示系统所吸收的热量,W表示系统所做的功。
另外,在热力学中还有几个重要的热力学量,例如热容、热力学势函数、化学反应平衡等等。
这些量的计算也是非常重要的,它们可以反映出体系的热力学性质和稳定性。
2、热力学循环在热力学循环中,热量和功的转化可以循环进行,从而实现能量的连续转化和利用。
例如,蒸汽动力发电机系统中,水被加热蒸发,蒸汽驱动涡轮机运转产生功,然后通过冷凝器进行冷却回到水箱中,从而循环再次加热。
在这个过程中,热量和功的变化可以通过热力学计算进行分析和优化,以达到最高的能量转化效率。
3、化学反应化学反应是热力学计算中的一个重要应用,它可以研究各种化学反应的平衡状态和反应能量。
在化学反应中,物质的热化学态函数是计算反应热量和反应平衡的重要工具。
例如,在S→SO2的氧化反应中,热化学态函数可以表示为:ΔH=-297 kJ/mol(S)+0 kJ/mol(O2)-395 kJ/mol(SO2)其中,ΔH表示反应热量,单位为kJ/mol。
二、热力图表1、热力图热力图是一种图形化表示热力学性质的图表,它直观地展示了各种变量之间的相互关系。
在热力学中,常用的热力图有比热容图、热力学势函数图、化学反应热图等等。
这些图表可以帮助我们更好地理解和分析热力学性质,以便制定更好的计算和实验方案。
2、比热容图比热容图是一种描述物质热力学性质的图表,它可以直观地显示出不同物质在不同温度下的比热容变化。
3.5 热力学性质图、表
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V −V sl 1000 −1.0121 x = sv = = 0.0803 sl 12032 −1.0121 V −V
性 质M s P / MPa 3 V / cm .g-1 U / J g-1 H / J.g-1 S / J g-1 K-1
饱 液相 Msl 和 , 饱和 相 Msv 汽 , 0.01235 1.0121 12032 209.32 2443.5 209.33 2382.7 0.7038 8.0763
热力学图、 3.5.5 热力学图、表的应用
例题3-15(陈新志P56例3-8) 已知50℃时测得某湿水蒸汽的质量体积为1000cm3 g-1,问其 (陈新志 例题 例 ) 压力多大?单位质量的内能、焓、熵、吉氏函数和亥氏函数各是多少?
50℃ 水 饱 汽、 相性 时 的 和 液 质
V = V (1− x) +V x
H =U + PV = 0 + 611.2×0.00100022×10−3 = 0.000614kJ / kg
22:48:23
水的性质表[饱和区(附录C-1)和过热蒸汽区(附录C-2)]
22:48:23
例3-12 1MPa,573K的水蒸气可逆绝热膨胀到 0.1MPa,求蒸汽的干度。 T1=299.85℃ P1=1MPa T 280 320 S 7.0465 7.1962
∫
∫
22:48:24
3.5.3 水蒸气表
国际上规定,以液体水的三相点为计算基准。 国际上规定,以液体水的三相点为计算基准。 水的三相点参数为: 水的三相点参数为:
T = 273.16K P = 611.2P a V = 0.00100022m3 / kg
规定三相点时液体水内能和熵值为零。 规定三相点时液体水内能和熵值为零。
常见标准热力学数据(29815K)
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常见标准热力学数据(29815K)附录附录1 常见标准热力学数据(298.15K)-1-1-1-1物质状态ΔH/(kJ?mol) ΔG/(kJ?mol) S/(J?mol?K) fmfmmAg s 0 0 42.6 +Ag aq 105.6 77.1 72.7 AgBr s -100.4 -96.9 107.1 AgCl s -127.0 -109.8 96.3 AgI s -61.8 -66.2 115.5 AgNO s -124.4 -33.4 140.9 3 AgO s -31.1 -11.2 121.3 2Al s 0 0 28.3 3+Al aq -531.0 -485.0 -321.7 AlCls -704.2 -628.8 110.7 3Al(OH) s -1284 -1306 71 3Br l 0 0 152.2 2,Br aq -121.6 -104.0 82.4 C(石墨) s 0 0 5.7s 1.9 2.9 2.4 C(金刚石)Ca s 0 0 41.6 2+Ca aq -542.8 -553.6 -53.1 CaC s -59.8 -64.9 70.0 2 CaCO(方解石) s -1207.6 -1129.1 91.7 3CaCl s -795.4 -748.8 108.4 2CaO s -634.9 -603.3 38.1 Ca(OH) s -985.2 -897.5 83.4 2Cl g 0 0 223.1 2- Claq -167.2 -131.2 56.5- ClOaq -104.0 -8.0 162.3 3- ClOaq -129.3 -8.5 182.0 4CCl l -128.2 -62.6 216.2 4CH g -74.6 -50.5 186.3 4CHOH l -239.2 -166.6 126.8 3CO(NH) s -333.1 -196.8 104.6 22CHNH g -22.5 32.7 242.9 32CH g 227.4 209.9 200.9 22CH g 52.4 68.4 219.3 24CHCHO l -192.2 -127.6 160.2 3CHCOOH l -484.3 -389.9 159.8 3CH g -84.0 -32.0 229.2 26CHOH l -277.6 -174.8 160.7 25(CH)CO l -248.4 -152.7 199.8 321-1-1-1-1H/(kJ?mol) ΔG/(kJ?mol) S/(J?mol?K) 物质状态ΔfmfmmCH g -103.8 -23.4 270.3 38CH l 49.1 124.5 173.4 66g 82.9 129.7 269.2 CO g -110.5 -137.2 197.7 CO g -393.5 -394.4 213.8 22-CO aq -677.1 -527.8 -56.9 32-CrO aq -881.2 -727.8 50.2 4 CrO s -1139.7 -1058.1 81.2 23Cu s 0 0 33.2 2+Cu aq 64.8 65.5 -99.6 CuO s -157.3 -129.7 42.6 CuO s -168.6 -146.0 93.1 2CuS s -53.1 -53.6 66.5 F g 0 0 202.8 2,F aq -332.6 -278.8 -13.8 Fe s 0 0 27.3 2+Fe aq -89.1 -78.9 -137.7 3+Fe aq -48.5 -4.7 -315.9 FeO s -824.2 -742.2 87.4 23FeSO s -928.4 -820.8 107.5 4H g 0 0 130.7 2+H aq 0 0 0 HBr g -36.3 -53.4 198.7 HCl g -92.3 -95.3 186.9-HCO aq -692.0 -586.8 91.2 3HCHO g -108.6 -102.5 218.8 HCOOH l -425.0 -361.4 129.0 HF g -273.3 -275.4 173.8 HI g 26.5 1.7 206.6 HNO l -174.1 -80.7 155.6 3 HO l -285.8 -237.1 70.0 2g -241.8 -228.6 188.8 HO l -187.8 -120.4 109.6 22g -136.3 -105.6 232.7 HS g -20.6 -33.4 205.8 2HSO l -814.0 -690.0 156.9 24HgO s -90.8 -58.5 70.3 I s 0 0 116.1 2g 62.4 19.3 260.7 -I aq -55.2 -51.6 111.3 K s 0 0 64.7 +K aq -252.4 -283.3 102.52-1-1-1-1H/(kJ?mol) ΔG/(kJ?mol) S/(J?mol?K) 物质状态ΔfmfmmKCl s -436.5 -408.5 82.6 KClO s -397.7 -296.3 143.1 3+Li aq -278.5 -293.3 13.4 Mg s 0 0 32.7 2+Mg aq -466.9 -454.8 -138.1 MgCl s -641.3 -591.8 89.6 2 MgO s -601.6 -569.3 27.0 Mg(OH) s -924.5 -833.5 63.2 2MgSO s -1284.9 -1170.6 91.6 42+Mn aq -220.8 -228.1 -73.6 MnO s -520.0 -465.1 53.1 2- MnOaq -541.4 -447.2 191.2 4N g 0 0 191.6 2Na s 0 0 51.3 +Na aq -240.1 -261.9 59.0 NaCl s -411.2 -384.1 72.1 NaCO s -1130.7 -1044.4 135.0 23NaF s -576.6 -546.3 51.1 NaO s -414.2 -375.5 75.1 2NaOH s -425.6 -379.5 40.0 NH g -45.9 -16.4 192.8 3+NH aq -132.5 -79.3 113.4 4NHNO s -365.5 -183.9 151.1 43NO g 91.3 87.6 210.8 NO g 33.2 51.3 240.1 2- NOaq -207.4 -111.3 146.4 3O g 0 0 205.2 2O g 142.7 163.2 238.9 3-OH aq -230.0 -157.2 -10.8 P g 58.9 24.4 280.0 4PCl g -287.0 -267.8 311.8 3PCl g -374.9 -305.0 364.6 53-PO aq -1277.4 -1018.7 -220.5 4S(正交) s 0 0 32.1 SO g -296.8 -300.1 248.2 2SO g -395.7 -371.1 256.8 3Si s 0 0 18.8 SiCll -687.0 -619.8 239.7 4g -657.0 -617.0 330.7 SiH g 34.3 56.9 204.6 4SiO s -910.7 -856.3 41.5 2Sn(白) s 0 0 51.23-1-1-1-1H/(kJ?mol) ΔG/(kJ?mol) S/(J?mol?K) 物质状态ΔfmfmmSnO s -577.6 -515.8 49.0 2Zn s 0 0 41.6 ZnO s -350.5 -320.5 43.7附录2 常见弱电解质的标准解离常数(298.15K) 附录2.1酸,,名称化学式 K pK aa, -3砷酸HAsO K 5.50×10 2.26 134a, -7 K1.74×10 6.76 2a, -12 K 5.13×10 11.29 3a -10HAsO 9.29 亚砷酸 5.13×10 33 -10硼酸HBO 5.81×10 9.236 33, -4焦硼酸HBO K1.00×10 4.00 1247a, -9 K1.00×10 9.00 2a, -7碳酸HCO K4.47×10 6.35 123a, -11 K4.68×10 10.33 2a, -1HCrO 0.74 铬酸K1.80×10 124a, -7 K3.20×10 6.49 2a -4氢氟酸 HF 6.31×10 3.20-4亚硝酸HNO 5.62×10 3.25 2 -12过氧化氢HO 2.4×10 11.62 22, -3磷酸HPO K6.92×10 2.16 134a, -8 7.21 K6.23×10 2a, -13 K4.80×10 12.32 3a, -1焦磷酸HPO K1.23×10 0.91 1427a, -3 K7.94×10 2.10 2a, -7 K2.00×106.70 3a, -10 K4.79×10 9.32 4a, -8HS7.05 氢硫酸K8.90×10 12a, -14K1.26×10 13.9 2a, -2亚硫酸HSO K1.40×10 1.85 123a, -2 K6.31×10 7.202a, -2硫酸HSO K1.02×10 1.99 224a, -10偏硅酸 HSi O K1.70×10 9.77 123a, -12 11.80 K1.58×10 2a -4甲酸HCOOH 1.772×10 3.75-5醋酸CHCOOH 1.74×10 4.76 3, -2草酸HCO K5.9×10 1.23 1224a, -5K6.46×10 4.19 2a, -3酒石酸HOOC(CHOH)COOH K1.04×10 2.98 12a, -5 4.34K4.57×10 2a -10苯酚CHOH 1.02×10 9.99 654,, pK 名称化学式 Kaa, -5抗坏血酸 5.0×10 4.10K=1C(OH)=C(OH)OCaCHCHOHOHCH2, -10O K1.5×10 11.79 2a , -4柠檬酸 HO-C(CHCOOH)COOH K7.24×10 3.14 122 a, -5 K1.70×10 4.77 2a, -7 6.39K4.07×10 3a -5苯甲酸CHCOOH 6.45×10 4.19 65, -3邻苯二甲酸 CH(COOH)K1.30×10 2.89 1642a, -6 K3.09×10 5.51 2a附录2.2碱,,名称化学式 K pK bb-5NH?HO 4.75 氨水 1.79×10 32-4甲胺 CHNH4.20×10 3.38 32-4乙胺CHNH 4.30×10 3.37 252-4二甲胺(CH)NH5.90×10 3.23 32-4二乙胺(CH)NH6.31×10 3.2 252-10苯胺CHNH 3.98×10 9.40 652, -5HNCHCHNH 4.08 乙二胺K8.32×10 12222b, -8 K7.10×10 7.15 2b-5乙醇胺HOCHCHNH 3.2×10 4.50 222-7三乙醇胺(HOCHCH)N 5.8×10 6.24 223-9六次甲基四胺(CH)N 1.35×10 8.87 264-9吡啶CHN 1.80×10 8.70 55附录3 常见难溶电解质的溶度积(298.15K~离子强度I=0) ,,,,化学式 K pK 化学式 K pK spspspsp-13-11AgBr 5.35×10 12.27 CaF 3.45×10 10.46 2 -12-27AgCO 8.46×10 11.07 CdS 8.0×10 26.10 23-10-21AgCl 1.77×10 9.75 CoS(α) 4.0×10 20.40 -12-25AgCrO 1.12×10 11.95 CoS(β) 2.0×10 24.70 24-17-31AgI 8.52×10 16.07 Cr(OH) 6.3×10 30.20 3-8-9AgOH 2.0×10 7.71 CuBr 6.27×10 8.20 -50-7AgS 6.3×10 49.20 CuCl 1.72×10 6.76 2-33-12Al(OH)(无定形) 1.3×10 32.89 CuI 1.27×10 11.90 3-9-36BaCO 2.58×10 8.59 CuS 6.3×10 35.20 3-7-48BaCO 1.6×10 6.79 CuS 2.5×10 47.60 242-10-13BaCrO 1.17×10 9.93 CuSCN 1.77×10 12.75 4-10-7BaSO 1.08×10 9.97 FeCO,2HO 3.2×10 6.50 4242-9-17CaCO 3.36×10 8.47 Fe(OH) 4.87×10 16.31 32-9-39CaCO,HO 2.32×10 8.63 Fe(OH) 2.79×10 38.55 24235,,,, pK 化学式 K pK 化学式 Kspspspsp-18-14FeS 6.3×10 17.20 PbCO 7.40×10 13.13 3-18-10HgCl 1.43×10 17.84 PbCO 4.8×10 9.32 2224-29-13HgI 5.2×10 28.72 PbCrO 2.8×10 12.55 224-53-8HgS(红) 4.0×10 52.40 PbF 3.3×10 7.48 2-52-9HgS(黑) 1.6×10 51.80 PbI 9.8×10 8.01 2-6-20MgCO 6.82×10 5.17 Pb(OH) 1.43×10 19.84 32-6-28MgCO,2HO 4.83×10 5.32 PbS 8.0×10 27.10 242-11-8MgF 5.16×10 10.29 PbSO 2.53×10 7.60 24-13-10MgNHPO 2.5×10 12.60 SrCO 5.60×10 9.25 443-12-7Mg(OH) 5.61×10 11.25 SrSO 3.44×10 6.46 24-13-27Mn(OH) 1.9×10 12.72 Sn(OH) 5.45×10 26.26 22-13-56MnS 2.5×10 12.60 Sn(OH) 1.0×10 56.00 4-16-17Ni(OH) 5.48×10 15.26 Zn(OH)(无定形) 3×10 16.5 22-19-24NiS (α) 3.2×10 18.49 ZnS(α) 1.6×10 23.80-24-22NiS (β) 1.0×10 24.00 ZnS(β) 2.5×10 21.60, 附录4 常见氧化还原电对的标准电极电势E附录4.1在酸性溶液中电对电极反应 E/ V ++Li/ Li Li + e Li -3.0401 ++Cs/Cs Cs + e Cs -3.026 + +K/ K K + e K -2.931 2+2+Ba / Ba Ba + 2e Ba -2.912 2+2+Ca / Ca Ca + 2e Ca -2.868 ++Na / Na Na + e Na -2.71 2+2+Mg/ Mg Mg + 2e Mg -2.372 --H/ H 1/2 H+ e H -2.23 2 2 3+3+Al /Al Al + 3e Al -1.662 2+2+Mn / Mn Mn + 2e Mn -1.185 2+2+Zn / Zn Zn + 2e Zn -0.7618 3+3+Cr /Cr Cr + 3e Cr -0.744-2-AgS /Ag AgS +2e 2Ag + S -0.691 22+CO / HCO 2CO + 2H + 2e HCO -0.481 222422242+2+Fe / Fe Fe + 2e Fe -0.447 3+2+3+2+Cr/ Cr Cr + e Cr -0.407 2+2+Cd/ Cd Cd + 2e Cd -0.40302-PbSO/ Pb PbSO +2e Pb + SO -0.3588 4442+2+Co/Co Co + 2e Co -0.28 -PbCl/ Pb PbCl +2e Pb +2Cl -0.2675 222+2+Ni / Ni Ni + 2e Ni -0.2576电对电极反应 E/ V , -0.15224 AgI /Ag AgI + e Ag + I2+2+Sn / Sn Sn + 2e Sn -0.1375 2+2+Pb / Pb Pb + 2e Pb -0.1262 3+3+Fe / Fe Fe +3e Fe -0.037-AgCN / Ag AgCN + e Ag + CN -0.017 ++H / H 2H + 2e H 0.0000 22-AgBr /Ag AgBr + e Ag + Br 0.07133+S/HS S + 2H + 2e HS (aq) 0.142 224+2+4+2+Sn/Sn Sn + 2e Sn 0.1512++2++Cu/Cu Cu + e Cu 0.153 ,AgCl/Ag 0.22233 AgCl + e Ag + Cl -HgCl/Hg HgCl +2e 2Hg +2Cl 0.26808 22222+2+Cu /Cu Cu + 2e Cu 0.3419 +2-2-SO/S SO + 6H + 4e 2S + 3HO 0.5 23232++Cu /Cu Cu + e Cu0.521 ,,I/ I I+ 2e 2I 0.5355 2 2 ,,,,0.536 I/ I I+ 2e 3I 33 ,2--2-MnO/ MnO MnO + e MnO 0.558 4444+HAsO/HAsO HAsO + 2H + 2e HAsO + 2HO 0.560 34234222-AgSO/Ag AgSO +2e 2Ag + SO 0.654 24244+ O / HO O + 2H+ 2e HO0.695 2222223+2+3+2+Fe /Fe Fe + e Fe 0.771 2+2+Hg/ Hg Hg + 2e 2Hg 0.7973 22++Ag /Ag Ag + e Ag 0.7996+--NO /NO 2NO + 4H + 2e NO + 2HO 0.803 32432422+2+Hg / Hg Hg + 2e Hg 0.851 2+2+-Cu /CuI Cu + I + e CuI 0.86 2+2+2+2+Hg/Hg 2Hg + 2e Hg 0.920 22+--NO / HNO NO + 3H + 2e HNO+ HO 0.934 32 32 2+- - NO/ NO NO+ 4H + 3e NO + 2HO 0.957 332+HNO/ NO HNO+ H + e NO + HO 0.983 2 2 2,,, [AuCl]/Au [AuCl] + 3e Au + 4Cl1.002 44--Br/ Br Br(l) + 2e 2Br 1.066 2 2,,2+2+-Cu / [Cu(CN)] Cu + 2CN + e [Cu(CN)] 1.103 22+--IO / HIO IO + 5H + 4e HIO +2HO 1.14 332+--IO / I 2IO + 12H + 10e I + 6HO 1.195 323222++2+MnO/ Mn MnO + 4H +2e Mn + 2HO 1.224 222+O / HO O + 4H + 4e 2HO 1.229 2222+3+2-3+2-O + 14H + 6e 2Cr + 7HO 1.232 CrCrO /Cr 27227- - Cl/Cl Cl(g) + 2e 2Cl 1.35827 2 2+-- ClO/Cl 2ClO + 16H + 14e Cl+ 8HO 1.39 42422-+---ClO/Cl ClO + 6H + 6e Cl + 3HO 1.451 3327电对电极反应 E/ V2++2+ /Pb PbO + 4H +2e Pb + 2HO 1.455 PbO222+--ClO/Cl ClO + 6H + 5e 1/2 Cl + 3HO 1.47 32322+--BrO /Br 2BrO + 12H + 10e Br + 6HO 1.482 32322-+-HClO /Cl HClO + H + 2e Cl + HO 1.482 23+3+Au /Au Au + 3e Au 1.498 2++2+--MnO/Mn MnO + 8H + 5e Mn + 4HO 1.507 4423+2+3+2+Mn / Mn Mn + e Mn 1.5415+HBrO / Br 2HBrO + 2H + 2e Br + 2HO 1.596 222,,+HIO / IO HIO + H +2e IO + 3HO 1.601 5635632+HClO /Cl 2HClO + 2H + 2e Cl + 2HO 1.611222+HClO /HClO HClO + 2H + 2e HClO + HO 1.645 222,,+MnO/ MnO MnO + 4H + 3e MnO + 2HO 1.679 42422+2-PbO / PbSO PbO + SO + 4H +2e PbSO + 2HO1.6913 242442+HO / HO HO + 2H + 2e 2HO 1.776 2222223+2+3+2+Co / Co Co +e Co 1.92 ,2- 2-22-SO/ SO SO + 2e 2SO 2.010 284284+O / O O + 2H + 2e O + HO 2.076 32322--F / F F + 2e 2F 2.866 22+F/ HF F(g) + 2H + 2e 2HF 3.503 2 2附录4.2在碱性溶液中电对电极反应 E/ V- Mn(OH) / Mn Mn(OH) + 2e Mn + 2OH-1.56 222- 2-- [Zn(CN)]/ Zn[Zn(CN)] + 2e Zn + 4CN-1.34 44-2-2-ZnO / Zn ZnO + 2HO + 2e Zn + 4OH -1.215 2222- -2---[Sn(OH)]/ HSnO [Sn(OH)] + 2e HSnO + 3OH + HO -0.93 62622-2-2-2-2-SO/ SO SO+ HO + 2e SO+ 2OH -0.93 4 34 23 -- - HSnO/ Sn HSnO+ HO + 2e Sn + 3OH -0.909 222-HO/ H 2HO + 2e H + 2OH -0.8277 2222-Ni(OH) / Ni Ni(OH) +2e Ni + 2OH -0.72 22-3--3--AsO / AsO AsO + 2HO + 2eAsO + 4OH -0.71 42422-2-2-SO/ S SO+ 3HO + 4e S + 6OH -0.59 3 3 2-2-2-2-2-SO/ SO 2SO+ 3HO + 4e SO + 6OH -0.571 3 233 2232- 2-S /SS + 2e S -0.47627- --[Ag(CN)]/Ag [Ag(CN)] + e Ag + 2CN -0.31 22-2--2--CrO/ CrO CrO + 4HO + 3e Cr(OH) + 4OH -0.13 42424---O / HO O + HO + 2e HO + OH -0.076 22222-----NO / NO NO + HO + 2e NO + 2OH 0.01 323222-2-2-2- SO / SO SO + 2e 2SO0.08 462346233+2+3+2+[Co(NH)]/ [Co(NH)] [Co(NH)] + e [Co(NH)]0.108 363636362+-MnO/ Mn Mn(OH) +e Mn(OH)+ OH 0.15 232 -3+2- +e Co(OH) + OH 0.17 Co(OH)CrO /Cr 32278电对电极反应 E/ V- O/Ag AgO + HO + 2e 2Ag + 2OH 0.342 Ag222-- O/ OH O + 2HO + 4e 4OH 0.401 2 22---MnO/ MnO MnO + 2HO + 3e MnO + 4OH 0.595 42422,,---BrO / Br BrO + 3HO + 6e Br + 6OH 0.61 332,,---0.761 BrO / Br BrO + HO + 2e Br +2OH 2-----ClO/ Cl ClO + HO + 2e Cl + 2OH 0.81 2--HO / OH HO + 2e 2OH0.88 2222--O / OH O + HO + 2e O + 2OH 1.24 3322,附录5 一些氧化还原电对的条件电极电势E’,电极反应介质E’ / V +-1Ag(?) + e Ag 1.927 4mol?LHNO 3-11.70 Ce(?) + e Ce(?) 1mol?LHClO 4-1 1.61 1mol?LHNO 3-1 1.44 0.5mol?LHSO 24-1 1.28 1mol?LHCl 3+2+-1-1[Co(en)] + e [Co(en)] -0.20 0.1mol?LKNO + 0.1mol?L en 333+3+2--1CrO + 14H + 6e 2Cr + 7HO 1.000 1mol?LHCl 272-1 1.0301mol?LHClO 4-1 1.080 3mol?LHCl-1 1.050 2mol?LHCl-1 1.150 4mol?LHSO 24-2---1CrO + 2HO + 3e CrO + 4OH -0.1201mol?LNaOH 422-1Fe(?) + e Fe(?) 0.750 1mol?LHClO 4-1 0.670 0.5mol?LHSO 24-1 0.700 1mol?LHCl-1 0.460 2mol?LHPO 34+-1HAsO + 2H + 2e HAsO + HO 0.557 1mol?LHCl 34332+-1HSO + 4H + 4e S + 3HO 0.557 1mol?LHClO 2324-2--1Fe(EDTA) + eFe(EDTA) 0.120 0.1mol?LEDTA(pH=4~6) 3-4--1[Fe(CN)] + e [Fe(CN)] 0.480 0.01mol?LHCl 66-1 0.560 0.1mol?LHCl-1 0.720 1mol?LHClO 4--1+I(水)+ 2e 2I 0.6276 1mol?LH 2+2+--1MnO + 8H + 5e Mn + 4HO 1.450 1mol?LHClO 424-1 1.27 8mol?LHPO 342-2---1[SnCl] + 2e [SnCl] +2Cl 0.140 1mol?LHCl 642+-1Sn + 2e Sn -0.160 1mol?LHClO 4-1Sb(?) + 2e Sb(?) 0.750 3.5mol?LHCl -- --1[Sb(OH)] + 2e SbO +2OH+ 2HO -0.4283mol?LNaOH 622- --1SbO + 2HO + 3e Sb + 4OH -0.675 10mol?LKOH 22-1Ti(?) +e Ti(?) -0.010 0.2mol?LHSO 249,电极反应介质E’ / V -1 0.120 2mol?LHSO 24-1 -0.040 1mol?LHCl-1Pb(?) + 2e Pb -0.320 1mol?LNaAc -1 -0.140 1mol?LHClO 4附录6 常见配离子的稳定常数配位体金属离子n lgβ n+NH Ag 1, 2 3.24, 7..05 32+ Cu 4.31, 7.98, 11.02, 13.32 1,……, 4 2+ Ni 1,……, 6 2.80, 5.04, 6.77, 7.96, 8.71, 8.742+ Zn 1,……, 4 2.37, 4.81, 7.31, 9.46-3+F Al 1,……, 6 6.10, 11.15, 15.00, 17.75, 19.37, 19.843+ Fe 1, 2, 3 5.28, 9.30, 12.06-2+Cl Hg 6.74, 13.22, 14.07, 15.07 1,……, 4-+CN Ag 2, 3, 4 21.1, 21.7, 20.62+ Fe 6 353+ Fe 6 422+ Ni 4 31.32+ Zn 4 16.7+2-SO Ag 1, 2 8.82, 13.46 232+ Hg 2, 3, 4 29.44, 31.90, 33.24 -3+OH Al 1, 4 9.27, 33.033+ Bi 1, 2, 4 12.7, 15.8, 35.22+ Cd 1,……, 4 4.17, 8.33, 9.02, 8.622+ Cu 7.0, 13.68, 17.00, 18.5 1,……, 42+ Fe 1,……, 4 5.56, 9.77, 9.67, 8.583+ Fe 1, 2, 3 11.87, 21.17, 29.672+ Hg 1, 2, 3 10.6, 21.8, 20.92+ Mg 1 2.582+ Ni 1, 2, 3 4.97, 8.55, 11.332+ Pb 1, 2, 3, 6 7.82, 10.85, 14.58, 61.02+ Sn 1, 2, 3 10.60, 20.93, 25.382+ Zn 1,……, 4 4.40, 11.30, 14.14, 17.66+EDTA Ag 1 7.323+ Al 1 16.112+ Ba1 7.783+ Bi1 22.82+ Ca1 11.02+ Cd1 16.42+ Co 1 16.313+ Co 1 36.0010n 配位体金属离子lgβn3+EDTA Cr 1 232+ Cu 1 18.702+ Fe 1 14.333+ Fe 1 24.232+ Hg 1 21.802+ Mg 1 8.642+ Mn 1 13.82+ Ni 1 18.562+ Pb 1 18.32+ Sn 1 22.12+ Zn 1 16.4 注:表中数据为20,25?、I=0的条件下获得。
热力学参数表
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Standard Thermodynamic ValuesFormula State of Matter Enthalpy(kJ/mol)Entropy (Jmol/K)Gibbs Free Energy(kJ/mol)(NH4)2O (l) -430.70096267.52496 -267.10656 (NH4)2SiF6 (shexagonal) -2681.69296280.24432 -2365.54992 (NH4)2SO4 (s) -1180.85032220.0784 -901.90304 Ag (s) 042.55128 0 Ag (g) 284.55384172.887064245.68448 Ag+1 (aq) 105.57905672.67608 77.123672 Ag2 (g) 409.99016257.02312 358.778 Ag2C2O4 (s) -673.2056209.2 -584.0864 Ag2CO3 (s) -505.8456167.36 -436.8096 Ag2CrO4 (s) -731.73976217.568 -641.8256 Ag2MoO4 (s) -840.5656213.384 -748.0992 Ag2O (s) -31.04528121.336 -11.21312 Ag2O2 (s) -24.2672117.152 27.6144 Ag2O3 (s) 33.8904100.416 121.336 Ag2S (sbeta) -29.41352150.624 -39.45512 Ag2S (s alpha orthorhombic) -32.59336144.01328 -40.66848 Ag2Se (s) -37.656150.70768 -44.3504 Ag2SeO3 (s) -365.2632230.12 -304.1768 Ag2SeO4 (s) -420.492248.5296 -334.3016 Ag2SO3 (s) -490.7832158.1552 -411.2872 Ag2SO4 (s) -715.8824200.4136 -618.47888 Ag2Te (s) -37.2376154.808 43.0952 AgBr (s) -100.37416107.1104 -96.90144 AgBrO3 (s) -27.196152.716 54.392 AgCl (s) -127.0680896.232-109.804896 AgClO2 (s) 8.7864134.55744 75.7304 AgCN (s) 146.0216107.19408 156.9 AgF•2H2O (s) -800.8176174.8912 -671.1136 AgI (s) -61.83952115.4784-66.19088 AgIO3 (s) -171.1256149.3688 -93.7216 AgN3 (s) 308.7792104.1816 376.1416 AgNO2 (s) -45.06168128.19776 19.07904 AgNO3 (s) -124.39032140.91712 -33.472 AgO (s) -11.4223257.78104 14.2256 AgOCN (s) -95.3952121.336 -58.1576 AgReO4 (s) -736.384153.1344 -635.5496 AgSCN (s) 87.864130.9592 101.37832 Al (s) 028.32568 0 Al (l) 8.6608835.229286.61072 Al (g) 326.352164.4312285.7672 Al(BH4)3 (l) -16.3176289.1144 144.7664 Al(BH4)3 (g) 12.552379.0704 146.44 Al(CH3)3 (l) -136.3984209.4092 -10.0416Al(NO3)3•6H2O (s) -2850.47552467.7712 -2203.88016 Al(NO3)3•9H2O (s) -3757.06464569.024 -2929.6368 Al(OH)3 (s) -1284.48871.128 -1305.8264 Al+3 (aq) -531.368-321.7496 -485.344 Al2(CH3)6 (g) -230.91496524.6736 -9.79056 Al2(SO4)3 (s) -3435.064239.3248 -3506.6104 Al2Br6 (g) -1020.896547.2672 -947.2576 Al2Cl6 (g) -1295.3664475.5116 -1220.8912 Al2F6 (g) -2631.736387.02 -2539.688 Al2I6 (g) -506.264584.0864 -560.656 Al2O (g) -131.3776259.408 -161.084 Al2O3 (l) -1581.133689.57944-1499.25272-1656.86459.8312 -1562.724 gamma-corundum)Al2O3 (salpha-corundum)-1675.273650.91928 -1581.9704 Al2O3 (sgibbsite) -2562.7140.20584 -2287.3928 Al2O3•3H2O (sboehmite) -1974.84896.8596 -1825.4792 Al2O3•H2O (sAl2O3•H2O (sdiaspore) -1999.95270.54224 -1840.96halloysite) -4079.8184203.3424 -3759.324 Al2Si2O7•2H2O (skaolinite) -4098.6464202.924 -3778.152 Al2Si2O7•2H2O (sandalusite) -2591.98893.3032 -2444.7112 Al2SiO5 (skyanite) -2596.17283.80552 -2443.8744 Al2SiO5 (ssillimanite) -2593.243296.19016 -2442.6192 Al2SiO5 (sAl4C3 (s) -207.27536104.6 -238.44616 Al4C3 (g) -215.894489.1192 -203.3424 Al6BeO10 (l) -5299.4544314.88784 -5034.1888 Al6BeO10 (s) -5624.1328175.56064 -5317.4456 mullite) -6819.92274.8888 -6443.36 Al6Si2O13 (sAlBO2 (g) -541.4096269.4496 -550.6144 AlBr3 (s) -511.11744180.24672 -488.31464 AlBr3 (l) -501.20136206.4804 -486.26448 AlBr3 (g) -410.8688349.07112 -438.4832 AlC (g) 689.5232223.34192 633.0392 AlCl (g) -51.4632227.86064 -77.8224 AlCl2 (g) -288.696288.2776 -299.5744 AlCl3 (g) -584.5048314.30208 -570.07 AlCl3 (s) -705.6316109.28608 -630.06856 AlCl3 (l) -674.79552172.92472 -618.186 AlCl3•6H2O (s) -2691.5672376.56 -2269.4016 AlF (g) -265.2656215.0576 -290.788 AlF2 (g) -732.2263.1736 -740.568 AlF3 (s) -1510.42466.48376 -1430.928-1192.8584 AlF3 (g) -1209.176276.7716AlF3•3H2O (s) -2297.4344209.2 -2051.8336 AlH (g) 259.24064187.77792 231.166 AlI3 (l) -297.064219.66 -301.248 AlI3 (g) -205.016363.1712 -251.04AlI3 (s) -309.616189.5352 -305.432-287.0224 AlN (s) -317.98420.16688AlN (g) 435.136211.7104 410.032 AlO (g) 83.68218.27928 57.7392 AlOCl (s) -793.286454.392 -737.26264 AlOCl (g) -348.1088248.82248 -350.2008 AlOF (g) -586.5968234.26216 -587.0152 AlOH (g) -179.912216.3128 -184.096 AlPO4 (sberlinite) -1692.009690.7928 -1601.2168 AlS (g) 200.832230.49656 150.2056 Ar (g) 0154.732688 0 Au (g) 366.1180.39316 326.352 Au (s) 047.40472 0 Au(CN)2-1 (aq) 242.2536171.544 285.7672 AuBr4-1 (aq) -191.6272335.9752 -167.36 AuCl4-1 (aq) -322.168266.9392 -237.31648 AuH (g) 294.972211.045144 265.684518.816 B (g) 562.748153.3436B (s) 0 5.8576 0 B(CH3)3 (l) -143.0928238.9064 -32.2168 B(CH3)3 (g) -124.2648314.6368 -35.9824 B(OH)4-1 (aq) -1344.02632102.508 -1153.3196 B2 (g) 830.524201.79432 774.04 B2Cl4 (l) -523262.3368 -464.8424 B2H6 (g) 35.564232.0028 86.6088 B2O2 (g) -454.8008242.37912 -462.332 B2O3 (g) -843.78728279.7004 -831.9884 amorphous) -1254.5305677.8224 -1182.3984 B2O3 (sB2O3 (s) -1272.772853.9736 -1193.6952 B3N3H6 (l) -540.9912199.5768 -392.79392 B4C (s) -71.12827.11232 -71.128 B5H9 (l) 42.6768184.22152 171.66952 Ba (s) 062.3416 0146.8584 Ba (g) 179.0752169.99592Ba (l) 4.9789666.7348 3.84928 Ba(BrO3)2 (s) -752.65976242.672 -577.392 Ba(BrO3)2•H2O (s) -1054.7864292.4616 -824.62456 Ba(ClO3)2 (s) -680.3184196.648 -531.368 Ba(ClO4)2•3H2O (s) -1691.5912393.296 -1270.6808 Ba(IO3)2 (s) -1027.172249.3664 -864.8328 Ba(IO3)2•H2O (s) -1322.144297.064 -1104.1576 Ba(N3)2•H2O (s) -308.3608188.28 -105.0184 Ba(NO3)2 (s) -992.06824213.8024 -796.71728 Ba(OH)2•8H2O (s) -3342.1792426.768 -2793.2384 Ba(ReO4)2•4H2O (s) -3368.12376.56 -2918.34 Ba+2 (aq) -537.6449.6232 -560.73968Ba2TiO4 (s) -2243.0424196.648 -2133.0032BaBr2 (s) -757.304146.44 -736.8024BaBr2 (g) -439.32330.536 -472.792BaBr2•2H2O (s) -1366.076225.936 -1230.5144BaCl2 (s) -858.1384123.67904 -810.4408BaCl2 (l) -832.44864143.5112 -790.1484BaCl2 (g) -498.7328325.64072 -510.69904BaCl2•2H2O (s) -1460.13232202.924 -1296.45424witherite) -1216.2888112.1312 -1137.6296 BaCO3 (sBaCrO4 (s) -1445.9904158.5736 -1345.28152BaF2 (s) -1208.757696.39936 -1158.5496-1128.38296 BaF2 (l) -1171.3108121.25232BaF2 (g) -803.7464301.16432 -814.49928-353.42248 BaI2 (g) -302.9216348.1088-587.39176 BaI2 (l) -585.88552183.6776-601.40816 BaI2 (s) -605.4248165.14248 BaMoO4 (s) -1548.08138.072 -1439.7144-520.40592 BaO (s) -548.10472.09032-471.24392 BaO (l) -491.6296.56672-144.80824 BaO (g) -123.8464235.35BaS (s) -460.2478.2408 -456.056BaSeO3 (s) -1040.5608167.36 -968.1776BaSeO4 (s) -1146.416175.728 -1044.7448BaSiF6 (s) -2952.2304163.176 -2794.0752BaSiO3 (s) -1623.6012109.6208 -1540.25592BaSO4 (s) -1473.1864132.2144 -1362.3104BaTiO3 (s) -1659.7928107.9472 -1572.3472BaZrO3 (s) -1779.4552124.6832 -1694.52BBr (g) 238.0696224.89 195.3928-232.46304 BBr3 (g) -205.6436324.13448BBr3 (l) -239.7432229.7016 -238.488BCl (g) 149.49432213.13296 120.9176BCl2F (g) -645.1728284.512 -631.3656-388.73544 BCl3 (g) -403.756289.99304BCl3 (l) -427.1864206.2712 -387.4384BClF2 (g) -890.3552271.96 -876.1296Be (g) 324.26136.1892 286.604Be (l) 12.0499216.5268 9.95792Be (s) 09.53952 0beta) -905.83646.024 -816.7168 Be(OH)2 (sBe+2 (aq) -382.836-129.704 -379.698Be2C (s) -117.15216.3176 -87.864Be2SiO4 (s) -2149.320864.30808 -2032.5872Be3N2 (scubic) -588.270434.14144 -533.0416BeAl2O4 (s) -2300.781666.27456 -2178.6088BeBr2 (s) -369.8656106.2736 -353.1296BeC2 (g) 564.84218.4048 506.264 beta) -496.222475.81408 -449.52896 BeCl2 (salpha) -1026.753653.346 -979.4744 BeF2 (aBeH (g) 326.7704170.87456 298.3192 BeI2 (s) -192.464120.4992 -209.2 alpha) -608.353613.76536 -579.0656 BeO (sBeO (g) 129.704197.52664 104.1816 BeO2-2 (aq) -790.776158.992 -640.152 alpha) -1205.201277.98976 -1093.86496 BeSO4 (sBeSO4•4H2O (s) -2423.74936232.96512 -2080.66136 BeWO4 (s) -1514.60888.36608 -1405.824-149.7872 BF (g) -122.1728200.37176-1120.34968 BF3 (g) -1137.002254.01064BF4-1 (aq) -1574.8576179.912 -1486.9936 BH (g) 449.61264171.7532419.61336 BH4-1 (aq) 48.15784110.4576 114.26504614.50408 BN (g) 647.474212.17064-228.4464 BN (s) -254.387214.81136BO (g) 25.104203.42608 -4.184 BO2 (g) -300.4112229.45056 -305.8504 BO2-1 (aq) -772.3664-37.2376 -678.9376882.428984 Br (g) 111.884344174.91212Br-1 (aq) -121.545282.4248 -103.9724 Br2 (l) 0152.230656 0 Br2 (g) 30.907208245.353944 3.142184 Br2Cl-1 (aq) -170.2888188.6984 -128.4488 Br3-1 (aq) -130.41528215.476 -107.06856 BrCl (g) 14.644239.99424 -0.96232-109.16056 BrF (g) -93.84712228.8648BrF3 (l) -300.8296178.2384 -240.58 BrF3 (g) -255.60056292.41976-229.45056 BrF5 (l) -458.5664225.0992 -351.8744108.24008 BrO (g) 125.77104237.442BrO-1 (aq) -94.1441.84 -33.472 BrO3-1 (aq) -83.68163.176 1.6736671.289328C (g) 716.681544157.98658482.899512diamond) 1.8966072 2.376512C (sgraphite) 0 5.694424 0 C (sC-1 (g) 587.852151.29344 550.6144 C12H22O11 (s) -2225.4696360.2424 -1544.64912781.5712 C2 (g) 837.6368199.28392C2-1 (g) 443.504196.48064 393.296754.3752 C3 (g) 820.064237.2328cyclopropane) 53.30416237.442 104.3908 C3H6 (gC3O2 (l) -117.27752181.08352 -105.0184 C3O2 (g) -93.7216276.3532 -109.83C4H10CH3(CH2)2CH(g n-butane) -126.1476310.11808 -17.1544 3cyclobutane) 26.65208265.39112 110.0392 C4H8 (gC4N2 (g) 533.46289.99304 510.8664cyclopentane) -77.23664292.88 38.61832 C5H10 (gcyclopentane) -105.77152204.26288 36.4008 C5H10 (lcyclohexane) -123.13512298.23552 31.75656 C6H12 (gcyclohexane) -156.23056204.34656 26.65208 C6H12 (ltoluene) 12.00808220.95704 113.76296 C6H5CH3 (ltoluene) 49.9988320.66176 122.00544 C6H5CH3 (gC6H5COOH (s benzoic acid) -385.05352167.5692 -245.26608phenol) -96.35752315.59912 -32.88624 C6H5OH (gphenol) -165.01696144.01328 -50.4172 C6H5OH (sC6H6 (lbenzene) 48.99464173.25944 124.34848benzene) 82.92688269.19856 129.66216 C6H6 (gC7H14 (lcycloheptane) -156.77448242.54648 54.05728cyclooctane) -169.78672262.00208 77.8224 C8H16 (lCa (s) 041.4216 0Ca (l) 10.9202450.66824 8.20064145.51952 Ca (g) 179.2844154.76616Ca(ClO4)2•4H2O (s) -1948.9072433.4624 -1476.82648Ca(H2PO4)2•H2O (s) -3409.66712259.8264 -3058.42032Ca(IO3)2 (s) -1002.4864230.12 -839.3104Ca(IO3)2•6H2O (s) -2780.6864451.872 -2267.728Ca(NO3)2 (s) -938.38752193.3008 -743.20392Ca(NO3)2•2H2O (s) -1540.758269.4496 -1229.34288Ca(NO3)2•3H2O (s) -1838.0312319.2392 -1471.9312Ca(NO3)2•4H2O (s) -2132.33376375.3048 -1713.47352Ca(OH)2 (s) -986.168883.38712 -898.514dolomite) -2326.304155.18456 -2163.5464 Ca[Mg(CO3)2] (sCa+1 (g) 775.2952160.535896 733.4552Ca+2 (aq) -542.83216-53.1368 -553.5432hydroxyapatite) -13476.664780.7344 -12677.52 Ca10(PO4)6(OH)2 (sfluorapatite) -13744.44775.7136 -12982.952 Ca10(PO4)6F2 (sbeta) -3338.832189.24232 -3132.1424 Ca2P2O7 (sbeta) -2307.476127.73752 -2192.8344 Ca2SiO4 (sgamma) -2317.936120.79208 -2201.2024 Ca2SiO4 (sCa3(AsO4)2 (s) -3298.6656225.936 -3063.1064beta) -4120.8216235.9776 -3884.844 Ca3(PO4)2 (sCa3(PO4)2 (salpha) -4109.9432240.91472 -3875.6392CaBr2 (g) -384.928314.6368 -420.95224CaBr2 (s) -683.2472129.704 -664.12632CaBr2 (l) -662.99664147.86256 -649.31496CaBr2•6H2O (s) -2506.216410.032 -2153.0864CaC2 (s) -59.831269.95648 -64.852CaC2O4•H2O (s) -1674.8552156.4816 -1513.9804CaCl2 (s) -795.7968104.6 -748.0992CaCl2 (l) -774.04123.8464 -732.2CaCl2 (g) -471.5368289.9512 -479.068aragonite) -1207.1258488.7008 -1127.7972 CaCO3 (scalcite) -1206.9166492.8848 -1128.8432 CaCO3 (sCaCrO4 (s) -1379.0464133.888 -1277.3752CaF2 (g) -782.408273.6336 -794.96CaF2 (s) -1219.63668.86864 -1167.336CaF2 (l) -1184.07292.59192 -1142.232CaH2 (s) -186.18841.84 -147.2768CaHPO4 (s) -1814.3916111.37808 -1681.25672CaHPO4•2H2O (s) -2403.58248189.45152 -2154.76CaI2 (l) -500.15536178.94968-506.51504-533.12528 CaI2 (s) -536.8072145.26848CaI2 (g) -258.1528327.43984 -308.7792CaMoO4 (s) -1541.3856122.5912 -1434.6936CaO (s) -635.131238.19992 -603.542CaO (l) -557.3506462.29976-532.95792CaO•2Al2O3 (s) -3977.7288177.82 -3770.6208CaO•2B2O3 (s) -3360.25408134.7248 -3167.12064CaO•Al2O3 (s) -2326.304114.2232 -2208.7336CaO•B2O3 (s) -2030.95544104.85104 -1924.09608CaO•Fe2O3 (s) -1520.34008145.35216 -1412.81128diopside) -3206.1992142.92544 -3032.1448 CaO•MgO•2SiO2 (sCaO•V2O5 (s) -2329.27464179.0752 -2169.69688CaS (s) -474.88456.484 -469.8632CaSe (s) -368.19266.944 -363.1712CaSeO4•2H2O (s) -1706.6536221.752 -1486.9936pseudowollastonite)-1628.412887.36192 -1544.7328 CaSiO3 (swollastonite) -1634.9398481.92272 -1549.71176 CaSiO3 (sCaSO3•H2O (s) -1752.6776184.096 -1555.1928CaSO4 (s anhydrite insoluble) -1434.10784106.692 -1321.85112CaSO4 (s alpha soluble) -1425.23776108.3656 -1313.48312CaSO4 (s beta soluble) -1420.80272108.3656 -1309.04808CaSO4•0.5H2O (s beta micro) -1574.6484134.3064 -1435.86512CaSO4•0.5H2O (s alpha macro) -1576.7404130.5408 -1436.82744CaSO4•2H2O (s) -2022.62928194.1376 -1797.4464perovskite) -1660.629693.63792 -1575.276 CaTiO3 (ssphene) -2603.2848129.20192 -2461.8656 CaTiSiO5 (sCaWO4 (s) -1645.1488126.39864 -1538.49864CaZrO3 (s) -1766.9032100.08128 -1681.1312CBr (g) 510.448233.4672 464.424CCl (g) 502.08224.30424 468.60877.44584 Cd (g) 112.00568167.636144gamma) 051.75608 0 Cd (salpha) -0.5857651.75608 -0.58576 Cd (sCd(CN)4-2 (aq) 428.0232322.168 507.5192 Cd(NH3)4+2 (aq) -450.1984336.3936 -226.3544 CdBr2 (s) -316.18488137.2352 -296.31088 CdBr2•4H2O (s) -1492.55832316.3104 -1248.032808 CdCl2 (s) -391.49688115.2692 -343.96664 CdCl2•2.5H2O (s) -1131.93936227.1912 -944.094496 CdCl3-1 (aq) -561.0744202.924 -487.0176 CdCO3 (s) -750.609692.4664 -669.44 CdF2 (s) -700.401677.404 -647.6832-201.37592 CdI2 (s) -202.924161.084CdI4-2 (aq) -341.8328326.352 -315.892 CdO (s) -258.152854.8104 -228.4464 CdS (s) -161.920864.852 -156.4816 CdSb (s) -14.3929692.8848 -13.01224 CdSeO3 (s) -575.3142.256 -497.896 CdSeO4 (s) -633.0392164.4312 -531.7864 CdSiO3 (s) -1189.092897.4872 -1105.4128 CdSO4 (s) -933.28304123.038888 -822.7836 CdSO4•8/3H2O (s) -1729.37272229.630472 -1465.337216 CdSO4•H2O (s) -1239.55184154.029776 -1068.84464 CdTe (s) -92.4664100.416 -92.048 CF (g) 255.224212.92376 221.752 CF+1 (g) 1149.3448201.2504 1115.036 CF2 (g) -182.004240.70552 -191.6272 CF2+1 (g) 941.8184246.6468 924.2456 CH3(CH2)2CH2OH (g 2-butanol) -274.6796362.7528 -150.79136 1-butanol) -327.10512226.3544-162.50656 CH3(CH2)2CH2OH (l-15.0624 n-butane) -147.65336230.9568CH3(CH2)2CH3 (lpentane) -146.44348.9456-8.368 CH3(CH2)3CH3 (ghexane) -167.19264388.40072 -0.25104 CH3(CH2)4CH3 (gCH3(CH2)4CH3 (l hexane) -198.82368296.05984 -3.80744 CH3(CH2)5CH3 (gheptane) -187.77792427.89768 7.99144heptane) -224.38792326.017281.75728 CH3(CH2)5CH3 (l7.40568octane) -249.95216357.732CH3(CH2)6CH3 (l16.40128 CH3(CH2)6CH3 (goctane) -208.44688466.7252nonane) -275.47456393.67256 11.75704 CH3(CH2)7CH3 (lnonane) -229.03216505.67824 24.81112 CH3(CH2)7CH3 (gCH3(CH2)8CH3 (l decane) -301.0388425.5128 -17.53096 1-propanol) -304.00944194.556 -170.62352 CH3CH2CH2OH (l1-propnaol) -256.39552324.72024 -161.79528 CH3CH2CH2OH (gpropane) -103.84688270.20272 -23.55592 CH3CH2CH3 (g2-butanol) -292.62896358.9872 -167.61104 CH3CH2CHOHCH3 (g-177.02504 2-butanol) -342.58592225.0992CH3CH2CHOHCH3 (ldiethyl ether) -273.2152253.132 -116.64992 CH3CH2OCH2CH3 (lCH3CH2OCH2CH3 (gdiethyl ether) -252.12784342.6696 -122.34016ethanol) -276.9808161.04216 -174.17992 CH3CH2OH (lCH3CH2OH (gethanol) -234.42952282.58736 -167.90392ethane) -84.68416229.11584 -32.80256 CH3CH3 (g2-propanol) -272.42024309.90888 -173.38496 CH3CHOHCH3 (g2-propanol) -317.85848180.58144 -180.28856 CH3CHOHCH3 (lacetone) -247.60912200.4136 -155.72848 CH3COCH3 (lacetone) -216.64752294.93016 -153.05072 CH3COCH3 (gCH3COOH (l acetic acid) -484.13064159.8288 -389.9488 CH3COOH (g acetic acid) -434.84312282.50368 -376.68552 CH3OCH3 (g dimethyl ether) -184.05416267.06472 -112.92616 methanol) -201.08304239.70136 -162.42288 CH3OH (gmethanol) -239.03192127.23544 -166.81608 CH3OH (lmethane) -74.85176186.27168 -50.8356 CH4 (g105.31128 Cl (g) 121.29416165.0588-131.25208 Cl-1 (aq) -167.150856.484Cl2 (g) 0222.96536 0 Cl2F6 (g) -339.3224489.528 -237.2328 Cl2O (g) 80.3328267.85968 97.4872 ClF (g) -54.47568217.7772-55.94008 ClF3 (g) -158.992281.49952 -118.8256 ClF3•HF (g) -450.6168359.824 -384.0912 ClF5 (g) -238.488310.62016 -146.44 ClO (g) 101.21096226.5636 97.4872 ClO-1 (aq) -107.110441.84 -36.8192 ClO2 (g) 102.508256.77208 120.33184 ClO2-1 (aq) -66.5256101.2528 17.1544 ClO3-1 (aq) -99.1608162.3392 -3.3472 ClO3F (g) -27.15416278.8636 44.85248 ClO4-1 (aq) -129.32744182.004 -8.61904 CN (g) 435.136202.54744 405.0112 CN+1 (g) 1802.8856213.34216 1763.1376 CN-1 (aq) 150.62494.14 172.3808 CN-1 (g) 60.668195.8112 38.74384 CN2 (g) 581.576231.5844 573.208 CNBr (g) 181.3764247.14888 160.62376 CNCl (g) 132.2144235.47552 125.47816196.14592 CNI (g) 225.0992256.60472169.36832 CNI (s) 160.2472128.8672hexagonal) 030.04112 0 Co (s-137.27704 CO (g) -110.54128197.9032Co (s face centered cubic) 0.4602430.71056 0.25104 Co(IO3)2•2H2O (s) -1081.9824267.776 -795.7968 Co(NH3)6+3 (aq) -584.9232146.44 -157.3184 pink) -539.73679.496 -454.3824 Co(OH)2 (sCo+2 (aq) -58.1576-112.968 -54.392 Co+3 (aq) 92.048-305.432 133.888-394.38384 CO2 (g) -393.5052213.67688CO2 (aq-386.01584 undissoc) -413.7976117.5704CO3-2 (aq) -677.13856-56.9024 -527.89528 Co3O4 (s) -910.02114.2232 -794.96 COBr2 (g) -96.232308.9884 -110.876 CoCl2 (s) -312.5448109.16056 -269.868 COCl2 (g) -220.9152283.75888 -206.77328 CoCl2•2H2O (s) -922.9904188.28 -764.8352 CoCl2•6H2O (s) -2115.4304343.088 -1725.4816 CoCl3 (g) -163.5944334.0924 -154.51512 CoF2 (s) -692.033681.96456 -647.2648 COF2 (g) -640.152258.73856 -624.58752 CoF3 (s) -790.77694.5584 -719.648 CoO (s) -237.9440852.96944 -214.2208-165.64456 COS (g) -138.40672231.45888CoSi (s) -100.41643.0952 -98.7424 CoSO4 (s) -888.2632117.9888 -782.408 CoSO4•6H2O (s) -2683.6176367.60624 -2235.7204 CoSO4•7H2O (s) -2979.92848406.0572 -2473.83184352.58568 Cr (g) 397.48174.2217622.34256 Cr (l) 26.10397636.23344Cr (s) 023.61868 0 Cr23C6 (s) -364.8448610.0272 -373.6312-102.21512 Cr2N (s) -125.5264.852Cr2O3 (s) -1134.700881.1696 -1053.1128 Cr2O3 (l) -1018.3856125.60368 -950.06088 Cr2O7-2 (aq) -1490.3408261.9184 -1301.224 Cr3C2 (s) -85.353685.43728 -86.31592 Cr7C3 (s) -161.9208200.832 -166.9416 CrCl2 (s) -395.388115.31104 -356.0584 CrCl3 (s) -556.472123.0096 -486.1808 CrF3 (s) -1158.96893.88896 -1087.84 CrN (g) 505.0088230.45472471.91336 CrN (s) -117.15237.69784 -92.80112 CrO (g) 188.28239.15744 154.5988 CrO2 (g) -75.312269.11488 -87.36192 CrO2Cl2 (l) -579.484221.752 -510.8664 CrO2Cl2 (g) -538.0624329.6992 -501.6616 CrO3 (g) -292.88266.06056 -273.46624 CrO4-2 (aq) -881.150450.208 -727.84864 Cs (g) 76.5672175.47696 49.78960.025104 Cs (l) 2.08781692.08984Cs (s) 085.1444 0 CS (g) 234.304210.4552 184.096 Cs+1 (aq) 458.5664169.72396 427.1864 CS2 (g) 117.06832237.77672 66.90216 CS2 (l) 89.70496151.33528 65.2704Cs2O (g) -92.048317.984 -104.6CsAl(SO4)2•12H2O (s) -6064.708686.176 -5098.204CsBr (s) -405.68064113.3864 -384.928CsCl (s) -442.83456101.181672 -414.216CsCl (l) -434.2992101.71304 -406.2664CsCl (g) -240.1616255.97712 -257.7344CsF (s) -554.798488.2824 -525.5104-515.09224 CsF (l) -543.8363290.08152CsF (g) -356.4768243.0904 -373.2128CsH (g) 121.336214.43 101.6712-333.71584 CsI (s) -336.812125.52CsOH (s) -416.726498.7424 -362.3344CsOH (g) -259.408255.14032 -259.8264CsOH (l) -406.01536118.44904 -365.8908298.61208 Cu (g) 338.31824166.27216Cu (s) 033.149832 0Cu(C2O4)2-2 (aq) -1592.012146.44 -1335.9512Cu(IO3)2•H2O (s) -692.0336247.2744 -468.608Cu(NH3)+2 (aq) -38.911212.1336 15.56448Cu(NH3)2+2 (aq) -142.256111.2944 -30.45952Cu(NH3)3+2 (aq) -245.6008199.5768 -73.13632Cu(NH3)4+2 (aq) -348.5272273.6336 -111.2944Cu(OH)2 (s) -450.1984108.3656 -372.7944Cu+1 (aq) 71.6719240.5848 49.9988Cu+2 (aq) 64.76832-99.5792 65.52144431.95616 Cu2 (g) 484.17248241.45864Cu2O (s) -168.615293.13584 -146.0216alpha) -79.496120.9176 -86.1904 Cu2S (sCuBr (s) -104.696.10648 -100.8344CuCl (s) -137.235286.1904 -119.8716CuCl2 (s) -205.8528108.07272 -161.9208CuCl2•2H2O (s) -821.3192167.36 -656.0512CuCN (s) 94.976889.99784 108.3656malachite) -1051.4392186.188 -893.7024 CuCO3•Cu(OH)2 (sCuF (s) -192.46464.852 -171.544CuF2 (s) -548.940868.6176 -499.1512CuFe2O4 (s) -965.20696141.0008 -858.80784CuFeO2 (s) -532.623288.7008 -479.9048CuI (s) -67.780896.6504 -69.4544CuN3 (s) 279.0728100.416 344.7616CuO (s) -157.318442.63496 -129.704CuS (s) -53.136866.5256 -53.5552CuSO4 (s) -771.36224108.784 -661.9088CuSO4•3H2O (s) -1684.31104221.3336 -1400.1756CuSO4•5H2O (s) -2279.6524300.4112 -1880.055296CuSO4•H2O (s) -1085.83168146.0216 -918.22064F (g) 78.99392158.6572861.9232-262.3368 F-1 (g) -255.6424145.47768F2 (g) 0202.7148 0alpha) 027.27968 0 Fe (s11.049944 Fe (l) 13.12939234.28788Fe(CN)6-3 (aq) 561.9112270.2864 729.2712Fe(CN)6-4 (aq) 455.637694.9768 694.92056Fe(CO)5 (l) -774.04338.0672 -705.4224Fe(CO)5 (g) -733.8736445.1776 -697.2636Fe(OH)+2 (aq) -290.788-142.256 -229.40872Fe+2 (aq) -89.1192-137.6536 -78.8684Fe+3 (aq) -48.5344-315.892 -4.6024Fe2(SO4)3 (s) -2581.528307.524 -2263.1256hematite) -824.24887.40376 -742.2416 Fe2O3 (sfayalite) -1479.8808145.1848 -1379.0464 Fe2SiO4 (salpha-cementite) 25.104104.6 20.0832 Fe3C (smagnetite) -1118.3832146.44 -1015.4568 Fe3O4 (sFe3Si (s) -93.7216103.7632 -94.5584Fe4N (s) -10.46156.0632 3.7656pyrrhotite) -736.384485.7624 -748.5176 Fe7S8 (sFeAl2O4 (s) -1966.48106.2736 -1849.328FeAsS (s) -41.84121.336 -50.208FeBr2 (s) -249.7848140.66608 -237.2328FeCl2 (s) -341.79096117.94696 -302.33584FeCl3 (s) -399.48832142.256 -334.05056siderite) -740.56892.8848 -666.7204 FeCO3 (sFeCr2O4 (s) -1444.7352146.0216 -1343.9008FeF2 (s) -702.91286.98536 -661.072FeF3 (s) -1041.81698.324 -970.688FeI2 (s) -104.6167.36 -112.968FeMoO4 (s) -1075.288129.2856 -974.872FeO (s) -271.9660.75168 -251.4584FeOH+1 (aq) -324.6784-29.288 -277.3992strengite) -1888.2392171.25112 -1657.7008 FePO4•2H2O (spyrrhotite) -99.997660.29144 -100.416 FeS (spyrite) -178.238452.9276 -166.9416 FeS2 (sFeSi (s) -73.638446.024 -73.6384beta-lebanite) -81.169655.6472 -78.2408 FeSi2 (sFeSO4 (s) -928.4296120.9176 -825.0848FeSO4•7H2O (s) -3014.572409.1952 -2510.27448FeWO4 (s) -1154.784131.796 -1054.368FNO3 (g) 10.46292.88 73.6384Fr (s) 094.14 0Fr (g) 72.8016181.92032 46.6516Fr2O (s) -338.904156.9 -299.156H+1 (aq) 00 0H2 (g) 0130.586824 0 H2AsO4-1 (aq) -909.55976117.152 -753.28736 H2CS3 (l) 25.104223.0072 27.8236 H2MoO4 (g) -851.0256355.64 -787.4288-228.588656 H2O (g) -241.818464188.715136-237.178408 H2O (l) -285.8299669.91464H2O2 (g) -136.10552232.88144 -105.47864 H2O2 (l) -187.77792109.6208 -120.41552 H2PO4-1 (aq) -1296.2868890.3744 -1130.39128 H2S (g) -20.16688205.76912 -33.0536 H2Se (g) 29.7064218.90688 15.8992 H2Se (g) 29.7064218.90688 15.8992 H2SiO3 (s) -1188.6744133.888 -1092.4424 H2SO4 (l) -813.9972156.9 -690.06712 H2SO4 (g) -740.568289.1144 -656.0512 H2VO4-1 (aq) -1174.0304121.336 -1020.896 H2WO4 (s) -1131.772146.44 -1004.16 H2WO4 (g) -905.4176351.456 -839.7288 H3BO3 (s) -1094.325288.82632 -969.0144 H3PO4 (l) -1254.3632150.624 -1111.6888 H3PO4 (s) -1266.9152110.54128 -1112.5256 H4SiO4 (s) -1481.136192.464 -1333.0224 HAsO4-2 (aq) -906.33808-1.6736 -714.71088 orthorhombic) -788.7676850.208 -721.74 HBO2 (smonoclinic) -794.2487237.656 -723.4136 HBO2 (s-53.51336 HBr (g) -36.44264198.61448-95.31152 HCl (g) -92.29904186.77376HClO (g) -92.048236.6052 -79.496 HCN (g) 135.1432201.6688 124.6832 HCN (l) 108.86768112.84248 124.93424 HCO3-1 (aq) -691.9917691.2112 -586.84784 HCrO4-1 (aq) -878.2216184.096 -764.8352 He (g) 0126.038816 0-273.2152 HF (g) -271.1232173.67784Hg (l) 076.02328 031.852792 Hg (g) 61.31652174.84936Hg(CH3)2 (l) 59.8312209.2 140.164 Hg(CH3)2 (g) 94.39104305.432 146.0216 Hg2(N3)2 (s) 594.128205.016 746.4256 Hg2Br2 (s) -206.8988218.73952 -181.075152 Hg2Cl2 (s) -265.22376192.464 -210.777368 Hg2CO3 (s) -553.5432179.912 -468.1896 Hg2F2 (s) -485.344158.992 -426.768 Hg2I2 (s) -121.336242.672 -111.00152 Hg2SO4 (s) -743.12024200.66464 -625.880376 HgBr2 (s) -170.7072170.33064 -153.1344HgCl (g) 84.0984259.78456 62.76 HgCl2 (s) -224.2624146.0216 -178.6568 HgF2 (s) -422.584116.3152 -372.376 HgH (g) 239.99424219.49264216.01992 HgI (g) 132.38176281.41584 88.44976 HgI2 (g) -17.1544336.01704 -59.8312 HgI2 (sred) -105.4368181.1672 -101.6712-58.425376 HgO (syellow) -90.4580871.128HgO (s red hexagonal) -89.537671.128 -58.24128 HgO (s red orthorhombic) -90.8346470.2912 -58.55508 HgS (sred) -58.157682.4248 -50.6264black) -53.555288.2824 -47.6976 HgS (sHgSe (g) 75.7304267.02288 31.38 HgSe (s) -46.02494.14 -38.0744 HgTe (s) -33.8904106.692 -28.0328 HI (g) 26.48472206.4804 1.71544 HN2O2-1 (aq) -39.3296142.256 76.1488 HN3 (g) 294.1352238.86456 328.0256 HNCO (g) -116.7336238.11144 -107.36144 HNCS (g) 127.612247.6928 112.968 cis) -76.5672249.32456 -41.84 HNO2 (gtrans) -78.6592249.1572 -43.932 HNO2 (gHNO3 (l) -173.2176155.60296 -79.9144 HNO3 (g) -135.05952266.26976 -74.76808 HOF (g) -98.324226.64728 -85.64648 HPO4-2 (aq) -1292.14472-33.472 -1089.26256 HReO4 (s) -762.3248158.1552 -664.8376 HS-1 (aq) -17.572862.76 12.04992 HSe-1 (aq) 15.899279.496 43.932 HSeO3-1 (aq) -514.54832135.1432 -411.53824 HSeO3-1 (aq) -514.54832135.1432 -411.53824 HSeO4-1 (aq) -581.576149.3688 -452.2904 HSeO4-1 (aq) -581.576149.3688 -452.2904 HSO3-1 (aq) -626.21928139.7456 -527.8116 HSO3F (g) -753.12297.064 -690.36 HVO4-2 (aq) -1158.96816.736 -974.87270.282832I (g) 106.83844180.681856-51.58872 I-1 (aq) -55.18696111.2944I2 (s) 0116.135288 0 I2 (g) 62.437832260.5795219.359368 IBr (g) 40.83584258.663248 3.72376 ICl (l) -23.89064135.1432 -13.598 ICl (g) 17.782247.44176 -5.4392-22.34256 ICl3 (s) -89.5376167.36-118.49088 IF (g) -95.64624236.06128-771.5296 IF5 (g) -840.1472334.72IF7 (g) -943.9104346.4352-818.3904149.7872 IO (g) 175.05856245.3916IO-1 (aq) -107.5288-5.4392 -38.4928 IO3-1 (aq) -221.3336118.4072 -128.0304 K (g) 89.119290.03968 60.668 K (l) 2.28446471.462720.263592 K (s) 064.68464 0 K2B4O7 (s) -3334.2296208.3632 -3136.7448 K2CO3 (s) -1150.1816155.51928 -1064.4096 K2O (s) -363.171294.14 -322.168 K2O2 (s) -495.804112.968 -429.6968 K2SiO3 (s) -1548.08146.14712 -1455.6136 K2SO4 (s) -1433.68944175.728 -1316.37008 K3AlCl6 (s) -2092376.56 -1938.4472 KAl(SO4)2 (s) -2465.38016204.5976 -2235.46936 KAl(SO4)2•12H2O (s) -6057.34416687.4312 -5137.1152 KAlCl4 (s) -1196.624196.648 -1096.208 KBF4 (s) -1886.984133.888 -1784.8944 KBH4 (s) -226.7728106.60832 -159.8288 KBO2 (s) -994.955279.99808 -978.6376-379.19592 KBr (s) -392.1663296.4412KBrO3 (s) -332.2096149.1596 -243.5088 KCl (s) -435.8891282.67584-408.31656-235.1408 KCl (g) -215.8944239.49216KClO3 (s) -391.204142.96728 -289.90936 KClO4 (s) -430.1152151.0424 -300.4112-102.04776 KCN (s) -113.47008127.77936-538.8992 KF (s) -568.605666.56744 KF•2H2O (s) -1158.968150.624 -1015.4568-34.05776 KH (s) -57.8228850.208KH2AsO4 (s) -1135.956155.14272 -991.608 KHF2 (s) -931.3584104.26528 -863.1592-322.29352 KI (s) -327.64904106.39912KIO3 (s) -508.356151.4608 -425.5128 KMnO4 (s) -813.3696171.71136 -713.7904 KNO3 (s) -492.70784132.92568 -393.12864 KO2 (s) -284.512122.5912 -240.58 KOH (s) -425.8475278.8684 -379.0704 Kr (g) 0163.975144 0128.0304 Li (g) 160.6656138.657760.933032 Li (l) 2.38069633.93224Li (s) 0160.6656 0 Li2B4O7 (s) -3363.936155.6448 -3171.472 Li2BeF4 (s) -2273.5856130.5408 -2171.496 Li2CO3 (s) -1216.0377690.1652 -1132.1904 Li2O (s) -598.730437.90704 -561.9112。
标准热力学数据表
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标准热力学数据表
热力学数据表是化学和物理学领域中非常重要的参考资料,它包含了物质在不同条件下的热力学性质的数据。
这些数据通常包括热容、焓、熵、自由能以及与温度、压力和相变等相关的参数。
热力学数据表通常按照物质的种类进行分类,常见的包括有机物、无机物、气体、液体和固体等。
每一种物质都会列出在不同温度和压力下的热力学数据,以便科学家和工程师在实验和设计过程中使用。
在热力学数据表中,常见的数据列如下:
1. 热容,物质在恒定压力下单位温度变化时所吸收或释放的热量。
2. 焓,单位质量的物质在一定压力下的总能量,包括内能和对外界的功。
3. 熵,单位质量的物质在一定温度下的混乱程度或无序程度。
4. 自由能,在一定温度和压力下,系统能够释放的最大能量。
热力学数据表的编制需要经过大量实验数据的整理和分析,通常由专业的科研机构或者学术团体负责。
这些数据对于化工、材料科学、能源领域等有着重要的应用价值,能够帮助科学家和工程师更好地理解和预测物质在不同条件下的行为。
总之,热力学数据表是热力学研究和工程应用中不可或缺的重要参考资料,它为科学家和工程师提供了丰富的物质性质数据,有助于他们进行科研实验和工程设计。
热力学的基本状态参数
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热力学的基本状态参数在我们日常生活中,热力学就像是那位神秘的朋友,总在我们身边,但又不太容易被理解。
热力学的基本状态参数可谓是这个领域的“身份证”,说白了,就是一些让我们搞清楚物质状态的基础信息。
想象一下,当你走进一家咖啡馆,点了一杯热腾腾的咖啡。
那一瞬间,温度、压力和体积就成为了咖啡的“名片”,让你知道这杯咖啡到底是热的还是冷的,是浓的还是淡的。
没错,温度就是一个热力学的基本状态参数,它告诉我们物质的冷热程度。
你可以把它想象成“热情指数”,温度高了,热情自然也就高了,咕噜咕噜的冒泡声就是咖啡热情的表现。
再说说压力。
压力其实就像那种在拥挤地铁上被挤得喘不过气来的感觉。
想象一下,在一个封闭的空间里,空气分子们四处碰撞,产生了压力。
就像是那一群小朋友在游乐场上疯狂玩耍,压力一大,乐趣也就倍增。
气体的压力可以通过一个简单的公式来表达,就是把气体的量和温度结合在一起。
压力越大,气体的体积越小,反之亦然。
就像你把气球捏得紧紧的,气球里的空气就会对抗你的手,抵抗得可厉害了。
然后就是体积。
这可不是简单的尺寸问题,体积决定了我们能装下多少东西。
回到咖啡馆,想象一下你点了一杯超大杯的拿铁,体积自然就大,咕噜咕噜的香气扑鼻而来,简直让人垂涎欲滴。
体积大了,里面的咖啡也能和你一起享受这个美好的早晨。
热力学里,体积和温度、压力之间有着密不可分的关系,三者相互影响,形成了热力学的“黄金三角”。
就像是老话说的“无米不煮饭”,没有这三者,你根本无法得到一杯完美的咖啡。
还有一个重要的参数是内能。
内能就像是物质内部的能量存储器。
你可以想象一座小型电池,随时准备为你提供能量。
当你把一块冰放到阳光下,随着温度的升高,内能逐渐增加,冰块变成了水,能量转换的过程就是那么神奇。
每当我们使用热能时,内能也在悄悄地改变。
想象一下你煮水时,锅里的水慢慢升温,随着时间的推移,水中的内能也在不断变化,直到水开始沸腾,发出咕咕的声音,那真是“心潮澎湃”的时刻。
热力学基础数据查询表
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使用说明: 物质序号 中文名 分子量 临界性质 临界温度 临界压缩因子 偏心因子 热性质 常压沸点汽化热 理想气体热容 等压热容 蒸汽压 4.0552E+03 液相表面张力 8.4261E-03 液相密度 首选 4.3844E+01 2.0747E-02 NO Zra 2.7516E-02 液相粘度 8.59161E-05 液相热容 8.9324E+01 KJ/kmol.K 汽化热 3.0773E+04 气体粘度 Database Correlation 烃类 KJ/kmol DipolM 1.8 4.0647E+04 KJ/kmol 系数 3.5397E+01 KJ/kmol.K Antoine Kpa Tension N/M 回归法系数 Kmol/m^3 647.35 0.2609 0.0000 定义值 K
水
Water
在PUREDATA中查找物质序号,填入C6中, 并将相应的温度,压力填入F6,I6中, 按"F9"键重新计算即可 62 查PureData 水 18.0152 温度 英文名 常压沸点 临界压力 Rackett Zra 修正偏心因子 生成焓 A 251.3 524.30 Water 373.15 22,112.78 0.0000 C K K Kpa 临界体积 分子体积 0.063494 0.002552 m /Kmol m /Kmol
பைடு நூலகம்
C -0.85085 C -0.7797 EpsDivK 775.0 775.0 0.51641
D 0.001 D 0.47678 MolDia 2.52 2.52 1.9118
E 0
2.1093E-02 mPa.S (CP) INT Omega
有机化合物标准热力学数据
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SΘ——物质的标准熵(298.15K),单位为J/(mol•K);
CpΘ——物质的常压热容(298.15K),单位为J/(mol•K)。
有机化合物的标准热力学数据
Standard Thermodynamic Data of Organic Compounds
有机化合物的标准热力学数据
Standard Thermodynamic Data of Organic Compounds
下表中的标准热力学数据是以温度25.0℃(298.15K)处于标准状态的1摩尔纯物质为基准的。
物质状态表示符号为:g——气态,l——液态,cr——晶体。
△HfΘ——物质的标准生成焓(298.15K),单位为kJ/mol;
-
-
-
g
180.6
-
-
-
75
丙炔
C3H4
g
184.9
-
-
-
76
丙二烯
C3H4
g
190.5
-
-
-
77
咪唑
C3H4N2
cr
58.5
-
-
-
78
丙烯酸
C3H4O2
l
-383.8
-
-
145.7
79
丙腈
C3H5N
l
15.5
-
-
119.3
g
51.5
-
-
-
80
三硝酸甘油酯
C3H5N3O9
l
-370.9
-
-
-
g
-270.9