fH°fG°| Sodium Sulfate, V (Na2SO4) | Na2O4S1(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 | -23.217 | -1376.361 | -1376.361 | INFINITE | |||||||
| 100 | 66.542 | 43.120 | 247.007 | -20.389 | -1382.711 | -1346.347 | 703.259 | |||||||
| 200 | 105.667 | 103.010 | 160.624 | -11.523 | -1386.221 | -1308.422 | 341.725 | |||||||
| 298.15 | 128.143 | 149.595 | 149.595 | 0. | -1387.816 | -1269.849 | 222.472 | |||||||
| 300 | 128.495 | 150.388 | 149.597 | 0.237 | -1387.834 | -1269.117 | 220.973 | |||||||
| 400 | 145.101 | 189.702 | 154.845 | 13.943 | -1395.911 | -1228.937 | 160.483 | |||||||
| 458.000 | 153.331 | 209.905 | 160.555 | 22.602 | V <--> IV | |||||||||
| 500 | 158.908 | 223.596 | 165.280 | 29.158 | 1396.944 1187.058 124.011 | |||||||||
| 600 | 171.322 | 253.678 | 177.551 | 45.676 | -1396.362 | -1145.110 | 99.691 | |||||||
| 700 | 182.933 | 280.966 | 190.404 | 63.393 | -1394.406 | -1103.372 | 82.335 | |||||||
| 800 | 194.046 | 306.122 | 203.316 | 82.245 | -1391.257 | -1061.997 | 69.341 | |||||||
| 900 | 204.828 | 329.602 | 216.057 | 102.190 | -1440.154 | -1020.002 | 59.199 | |||||||
| 1000 | 215.371 | 351.731 | 228.529 | 123.202 | -1433.696 | -973.656 | 50.859 | |||||||
| PREVIOUS: December 1966 | CURRENT: June 1978 | |||||||||||||
| Sodium Sulfate, V (Na2SO4) | Na2O4S1(cr) | |||||||||||||
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