Cesium Sulfate, II (Cs2SO4) Cs2O4S1(cr) T(K) Cp S -[G-H(Tr)]/T H-H(Tr) delta-f H delta-f G log Kf 0 0. 0. INFINITE -27.732 -1433.163 -1433.163 INFINITE 100 89.287 91.922 317.566 -22.564 -1438.791 -1401.080 731.849 200 114.767 162.172 223.551 -12.276 -1441.328 -1362.260 355.786 298.15 135.143 211.878 211.878 0. -1442.643 -1323.155 231.811 300 135.478 212.715 211.880 0.250 -1442.663 -1322.413 230.253 400 151.293 253.916 217.391 14.610 -1449.401 -1280.787 167.254 500 164.557 289.120 228.298 30.411 -1449.910 -1238.562 129.392 600 176.816 320.158 241.069 47.453 -1448.986 -1196.356 104.152 700 192.255 348.512 254.416 65.867 -1446.621 -1154.417 86.144 800 212.464 375.547 267.877 86.136 -1442.424 -1112.937 72.667 900 228.697 401.504 281.293 108.190 -1489.626 -1071.010 62.160 940.000 235.337 411.592 286.624 117.470 II <--> I 1000 245.266 426.458 294.570 131.888 1615.161 1017.551 53.151 1100 261.835 450.612 307.663 157.244 -1602.852 -958.373 45.509 1200 278.362 474.103 320.558 184.254 -1588.984 -900.384 39.193