Potassium Sulfate, Beta (K2SO4) | K2O4S1(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 | ||||||||||||||
100 | ||||||||||||||
200 | ||||||||||||||
298.15 | 138.574 | 192.279 | 192.279 | 0. | -1424.243 | -1311.121 | 229.703 | |||||||
300 | 138.741 | 193.137 | 192.282 | 0.257 | -1424.246 | -1310.419 | 228.164 | |||||||
400 | 146.858 | 234.162 | 197.820 | 14.537 | -1431.462 | -1271.452 | 166.035 | |||||||
500 | 154.975 | 267.803 | 208.548 | 29.628 | -1432.632 | -1231.311 | 128.634 | |||||||
600 | 163.134 | 296.781 | 220.891 | 45.534 | -1432.709 | -1191.022 | 103.688 | |||||||
700 | 171.251 | 322.537 | 233.605 | 62.253 | -1431.838 | -1150.797 | 85.874 | |||||||
800 | 179.368 | 345.935 | 246.205 | 79.784 | -1430.146 | -1110.755 | 72.525 | |||||||
857.000 | 184.000 | 358.437 | 253.257 | 90.140 | ALPHA <--> BETA | |||||||||
900 | 187.485 | 367.530 | 258.500 | 98.127 | 1480.836 1069.890 62.095 | |||||||||
1000 | 195.602 | 387.703 | 270.423 | 117.281 | -1476.487 | -1024.456 | 53.512 | |||||||
1100 | 203.761 | 406.729 | 281.957 | 137.249 | -1629.446 | -970.268 | 46.074 | |||||||
1200 | 211.878 | 424.807 | 293.114 | 158.031 | -1621.806 | -910.674 | 39.641 | |||||||
1300 | 219.995 | 442.087 | 303.914 | 179.625 | -1613.438 | -851.747 | 34.224 | |||||||
1342.000 | 223.384 | 449.136 | 308.349 | 188.936 | BETA <--> LIQUID | |||||||||
1400 | 228.112 | 458.687 | 314.380 | 202.030 | 1604.337 793.492 29.606 | |||||||||
1500 | 236.229 | 474.702 | 324.537 | 225.247 | -1594.495 | -735.914 | 25.627 | |||||||
PREVIOUS: | CURRENT: June 1978 | |||||||||||||
Potassium Sulfate, Beta (K2SO4) | K2O4S1(cr) |
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