Zinc Sulfide (ideal gas) ZnS(g) Zn1S1(g) Pankratz et al 1987 (B689) [Formation: Zn(c,l) + S(c,l) = ZnS(g)] T(K) Cp (J/mol*K) S (J/mol*K) -[G-H(Tr)]/T (J/mol*K) H-H(Tr) (kJ/mol*K) delta-f H (kJ/mol*K) delta-f G (kJ/mol*K) log Kf 298.15 35.380 237.798 237.798 0.000 203.342 154.411 -27.052 300 35.401 238.015 237.798 0.067 203.321 154.113 -26.833 368.3 36.008 245.354 238.534 2.510 202.401 143.005 -20.282 368.3 36.008 245.354 238.534 2.510 201.999 143.005 -20.282 388.36 36.187 245.354 238.936 3.234 201.702 139.800 -18.803 388.36 36.187 245.354 238.936 3.234 199.974 139.800 -18.803 400 36.292 245.354 239.195 3.657 199.723 138.001 -18.021 432.02 36.447 245.354 239.978 4.820 198.941 133.089 -16.091 500 36.773 245.354 241.873 7.309 196.778 122.901 -12.839 600 37.066 245.354 244.885 11.004 194.100 108.382 -9.435 692.73 37.254 245.354 247.705 14.447 191.736 95.299 -7.186 692.73 37.254 245.354 247.705 14.447 184.414 95.299 -7.186 700 37.267 245.354 247.923 14.719 184.217 94.366 -7.041 717.824 37.292 245.354 248.458 15.385 183.749 92.086 -6.701