Iron Sulfide (FeS) Fe1S1(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 50.517 82.811 82.811 0. -68.811 -75.798 13.280
 
300 50.671 83.124 82.812 0.094 -68.806 -75.842 13.205
400 89.203 101.550 85.057 6.597 -69.528 -78.222 10.215
 
411.000 95.051 104.049 85.532 7.610 ALPHA <--> BETA
411.000 72.358 108.100 85.532 9.276 TRANSITION
 
500 72.358 122.284 90.853 15.715 -67.190 -80.877 8.449
 
 
598.000 72.358 135.235 97.096 22.807 BETA <--> GAMMA
598.000 62.085 135.899 97.096 23.204 TRANSITION
 
600 62.030 136.106 97.226 23.328 -66.248 -83.667 7.284
700 59.808 145.489 103.472 29.412 -66.837 -86.528 6.457
800 58.560 153.383 109.230 35.322 -67.752 -89.283 5.830
900 58.286 160.255 114.526 41.156 -122.204 -90.818 5.271
1000 58.986 166.424 119.412 47.012 -122.952 -87.300 4.560
 
 
1050.000 59.702 169.318 121.720 49.978 GLASS <--> LIQUID
1050.000 62.551 169.318 121.720 49.978 TRANSITION
 
1100 62.551 172.228 123.950 53.106 -124.372 -83.648 3.972
1200 62.551 177.670 128.203 59.361 -125.094 -79.933 3.479
1300 62.551 182.677 132.203 65.616 -124.185 -76.207 3.062
1400 62.551 187.313 135.976 71.871 -123.375 -72.548 2.707
 
1463.000 62.551 190.066 138.247 75.812 GAMMA <--> LIQUID
 
1500 62.551 191.628 139.544 78.126 122.664 68.943 2.401
 
1600 62.551 195.665 142.927 84.381 -122.052 -65.382 2.134
1700 62.551 199.457 146.142 90.636 -122.487 -61.837 1.900
1800 62.551 203.033 149.204 96.891 -122.405 -58.273 1.691
1900 62.551 206.415 152.127 103.146 -136.518 -54.008 1.485
2000 62.551 209.623 154.922 109.401 -136.866 -49.656 1.297
 
2100 62.551 212.675 157.600 115.656 -137.226 -45.287 1.126
2200 62.551 215.585 160.170 121.911 -137.596 -40.900 0.971
2300 62.551 218.365 162.641 128.167 -137.975 -36.497 0.829
2400 62.551 221.027 165.018 134.422 -138.363 -32.076 0.698
2500 62.551 223.581 167.310 140.677 -138.759 -27.639 0.577
 
2600 62.551 226.034 169.522 146.932 -139.163 -23.187 0.466
2700 62.551 228.395 171.659 153.187 -139.572 -18.718 0.362
2800 62.551 230.670 173.726 159.442 -139.987 -14.235 0.266
2900 62.551 232.865 175.728 165.697 -140.408 -9.736 0.175
3000 62.551 234.985 177.668 171.952 -140.834 -5.223 0.091
 
3100 62.551 237.036 179.550 178.207 -141.265 -0.695 0.012
3200 62.551 239.022 181.378 184.462 -490.000 11.270 -0.184
3300 62.551 240.947 183.154 190.717 -488.538 26.912 -0.426
3400 62.551 242.814 184.881 196.972 -487.114 42.510 -0.653
3500 62.551 244.627 186.562 203.228 -485.727 58.067 -0.867
 
3600 62.551 246.389 188.200 209.483 -484.378 73.585 -1.068
3700 62.551 248.103 189.796 215.738 -483.069 89.066 -1.257
3800 62.551 249.771 191.352 221.993 -481.799 104.512 -1.437
PREVIOUS: CURRENT: September 1977
 
Iron Sulfide (FeS) Fe1S1(l)

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