Potassium Sulfate (K2SO4) K2O4S1(l)
 
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              
 
298.15 131.319 211.505 211.505 0. -1393.668 -1286.278 225.351
 
300 131.666 212.319 211.508 0.243 -1393.685 -1285.612 223.845
400 147.649 252.455 216.872 14.233 -1401.191 -1248.498 163.037
500 160.733 286.831 227.505 29.663 -1402.022 -1210.215 126.430
 
600 172.527 317.148 239.966 46.309 -1401.359 -1171.892 102.022
700 186.368 344.790 252.992 64.259 -1399.257 -1133.794 84.605
800 199.619 370.547 266.094 83.563 -1395.792 -1096.092 71.567
 
800.000 199.619 370.547 266.094 83.563 GLASS <--> LIQUID
800.000 201.460 370.547 266.094 83.563 TRANSITION
 
900 201.460 394.276 279.044 103.709 -1444.679 -1057.804 61.393
1000 201.460 415.502 291.647 123.855 -1439.338 -1015.106 53.024
 
1100 201.460 434.703 303.793 144.001 -1592.120 -963.712 45.763
1200 201.460 452.232 315.443 164.147 -1585.116 -906.894 39.476
1300 201.460 468.358 326.594 184.293 -1578.196 -850.657 34.180
 
1342.000 201.460 474.763 331.132 192.754 BETA <--> LIQUID
 
1400 201.460 483.287 337.260 204.439 1571.353 794.950 29.660
1500 201.460 497.187 347.464 224.585 -1564.582 -739.730 25.760
 
1600 201.460 510.189 357.232 244.731 -1557.880 -684.958 22.362
1700 201.460 522.402 366.592 264.877 -1551.245 -630.604 19.376
1800 201.460 533.917 375.571 285.022 -1544.678 -576.639 16.734
1900 201.460 544.809 384.195 305.168 -1538.178 -523.036 14.379
2000 201.460 555.143 392.486 325.314 -1531.747 -469.774 12.269
 
2100 201.460 564.972 400.467 345.460 -1525.387 -416.833 10.368
2200 201.460 574.344 408.159 365.606 -1519.101 -364.191 8.647
2300 201.460 583.299 415.581 385.752 -1512.892 -311.835 7.082
2400 201.460 591.873 422.749 405.898 -1506.763 -259.747 5.653
2500 201.460 600.097 429.680 426.044 -1500.719 -207.913 4.344
 
2600 201.460 607.999 436.387 446.190 -1494.762 -156.318 3.140
2700 201.460 615.602 442.885 466.336 -1488.898 -104.951 2.030
2800 201.460 622.929 449.185 486.482 -1483.129 -53.799 1.004
2900 201.460 629.998 455.299 506.628 -1477.463 -2.853 0.051
3000 201.460 636.828 461.237 526.774 -1471.903 47.901 -0.834
 
PREVIOUS: December 1971 CURRENT: June 1978
 
Potassium Sulfate (K2SO4) K2O4S1(l)

Download table in tab-delimited text format.