fH°fG°| Sodium Carbonate (Na2CO3) | C1Na2O3(cr) | |||||||||||||
| Enthalpy Reference Temperature = Tr = 298.15 K | Standard State Pressure = p° = 0.1 MPa | |||||||||||||
| J·K-1 mol-1 | kJ·mol-1 | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| T/K | Cp° | S° | -[G°-H°(Tr)]/T | H-H°(Tr) | fH° |
fG° |
log Kf | |||||||
| 0 | 0. | 0. | INFINITE | -20.812 | -1124.610 | -1124.610 | INFINITE | |||||||
| 100 | 61.241 | 43.237 | 225.158 | -18.192 | -1129.086 | -1102.556 | 575.916 | |||||||
| 200 | 94.140 | 97.766 | 148.470 | -10.141 | -1130.640 | -1075.252 | 280.827 | |||||||
| 298.15 | 111.003 | 138.797 | 138.797 | 0. | -1130.768 | -1048.009 | 183.607 | |||||||
| 300 | 111.253 | 139.484 | 138.799 | 0.206 | -1130.764 | -1047.496 | 182.385 | |||||||
| 400 | 125.102 | 173.307 | 143.317 | 11.996 | -1135.696 | -1019.370 | 133.116 | |||||||
| 500 | 142.214 | 203.007 | 152.332 | 25.337 | -1134.473 | -990.400 | 103.466 | |||||||
| 600 | 163.302 | 230.759 | 163.106 | 40.592 | -1131.568 | -961.826 | 83.734 | |||||||
| 700 | 187.569 | 257.722 | 174.702 | 58.115 | -1126.604 | -933.897 | 69.688 | |||||||
| 723.150 | 193.385 | 263.919 | 177.459 | 62.524 | I <--> II | |||||||||
| 723.150 | 143.762 | 264.873 | 177.459 | 63.214 | TRANSITION | |||||||||
| 800 | 153.344 | 279.866 | 186.580 | 74.628 | -1122.835 | -906.701 | 59.202 | |||||||
| 900 | 166.230 | 298.668 | 197.996 | 90.605 | -1119.776 | -879.857 | 51.066 | |||||||
| 1000 | 179.201 | 316.851 | 208.977 | 107.874 | -1115.597 | -853.412 | 44.578 | |||||||
| 1100 | 192.046 | 334.537 | 219.591 | 126.441 | -1110.305 | -827.441 | 39.292 | |||||||
| 1123.150 | 195.101 | 338.569 | 222.002 | 130.922 | II <--> LIQUID | |||||||||
| 1200 | 200.748 | 351.719 | 229.891 | 146.194 | 1297.547 797.118 34.698 | |||||||||
| 1300 | 206.188 | 368.015 | 239.895 | 166.556 | -1289.016 | -755.759 | 30.367 | |||||||
| 1400 | 209.744 | 383.430 | 249.602 | 187.359 | -1280.130 | -715.071 | 26.680 | |||||||
| 1500 | 212.547 | 398.000 | 259.014 | 208.478 | -1271.004 | -675.027 | 23.507 | |||||||
| 1600 | 214.765 | 411.789 | 268.136 | 229.845 | -1261.701 | -635.598 | 20.750 | |||||||
| 1700 | 216.899 | 424.875 | 276.974 | 251.431 | -1252.242 | -596.755 | 18.336 | |||||||
| 1800 | 218.656 | 437.323 | 285.539 | 273.210 | -1242.651 | -558.473 | 16.206 | |||||||
| 1900 | 220.204 | 449.186 | 293.843 | 295.153 | -1232.955 | -520.727 | 14.316 | |||||||
| 2000 | 221.752 | 460.521 | 301.895 | 317.251 | -1223.161 | -483.495 | 12.628 | |||||||
| PREVIOUS: December 1960 | CURRENT: March 1966 | |||||||||||||
| Sodium Carbonate (Na2CO3) | C1Na2O3(cr) | |||||||||||||
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