Iron Sulfide, Pyrite (FeS2) Fe1S2(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 -9.641 -167.855 -167.855 INFINITE
100 18.712 7.091 98.120 -9.103 -169.119 -166.717 87.084
200 49.056 30.556 58.251 -5.539 -170.607 -163.674 42.747
 
298.15 62.124 52.916 52.916 0. -171.544 -160.060 28.042
 
300 62.289 53.301 52.918 0.115 -171.559 -159.989 27.857
400 68.848 72.213 55.451 6.705 -176.792 -155.835 20.350
500 72.040 87.953 60.425 13.764 -180.441 -150.197 15.691
 
600 74.307 101.295 66.152 21.086 -183.375 -143.860 12.524
700 76.308 112.899 72.019 28.616 -185.865 -137.074 10.229
800 78.354 123.222 77.786 36.349 -188.169 -129.946 8.485
900 80.404 132.569 83.362 44.287 -296.773 -120.367 6.986
1000 82.450 141.146 88.717 52.429 -297.090 -100.757 5.263
 
1100 84.496 149.101 93.849 60.777 -298.128 -81.058 3.849
1200 86.546 156.541 98.767 69.329 -298.440 -61.329 2.670
1300 88.592 163.549 103.483 78.086 -296.931 -41.630 1.673
1400 90.642 170.189 108.012 87.047 -295.333 -22.051 0.823
PREVIOUS: CURRENT: September 1977
 
Iron Sulfide, Pyrite (FeS2) Fe1S2(cr)

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