Potassium Sulfide (K2S) | K2S1(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 | ||||||||||||||
250 | ||||||||||||||
298.15 | 74.684 | 115.060 | 115.060 | 0. | -376.560 | -362.745 | 63.551 | |||||||
300 | 74.726 | 115.522 | 115.061 | 0.138 | -376.573 | -362.659 | 63.145 | |||||||
400 | 77.320 | 137.375 | 118.023 | 7.741 | -384.524 | -356.897 | 46.606 | |||||||
500 | 79.914 | 154.907 | 123.702 | 15.602 | -386.806 | -349.730 | 36.536 | |||||||
600 | 82.508 | 169.706 | 130.167 | 23.723 | -388.349 | -342.158 | 29.787 | |||||||
700 | 85.144 | 182.621 | 136.757 | 32.105 | -389.306 | -334.377 | 24.952 | |||||||
800 | 87.738 | 194.161 | 143.224 | 40.749 | -389.826 | -326.490 | 21.318 | |||||||
900 | 103.554 | 205.100 | 149.486 | 50.053 | -442.745 | -317.488 | 18.427 | |||||||
1000 | 156.063 | 218.274 | 155.672 | 62.602 | -438.078 | -303.773 | 15.867 | |||||||
1050.000 | 194.982 | 226.816 | 158.850 | 71.364 | Cp HUMP MAXIMUM | |||||||||
1050.000 | 194.985 | 226.816 | 158.850 | 71.364 | TRANSITION | |||||||||
1100 | 142.340 | 234.558 | 162.127 | 79.675 | -586.914 | -281.577 | 13.371 | |||||||
1200 | 142.340 | 246.943 | 168.686 | 93.908 | -578.724 | -254.180 | 11.064 | |||||||
1221.000 | 142.340 | 249.413 | 170.053 | 96.898 | CRYSTAL <--> LIQUID | |||||||||
1300 | 142.340 | 258.336 | 175.150 | 108.142 | 570.550 227.467 9.140 | |||||||||
1400 | 142.340 | 268.885 | 181.473 | 122.376 | -562.393 | -201.382 | 7.514 | |||||||
1500 | 142.340 | 278.705 | 187.632 | 136.610 | -554.251 | -175.879 | 6.125 | |||||||
1600 | 142.340 | 287.892 | 193.614 | 150.844 | -546.127 | -150.920 | 4.927 | |||||||
1700 | 142.340 | 296.521 | 199.416 | 165.078 | -538.021 | -126.467 | 3.886 | |||||||
1800 | 142.340 | 304.657 | 205.039 | 179.312 | -529.933 | -102.492 | 2.974 | |||||||
1900 | 142.340 | 312.353 | 210.486 | 193.546 | -521.866 | -78.965 | 2.171 | |||||||
2000 | 142.340 | 319.654 | 215.764 | 207.780 | -513.823 | -55.863 | 1.459 | |||||||
PREVIOUS: | CURRENT: March 1978 | |||||||||||||
Potassium Sulfide (K2S) | K2S1(cr) |
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