Sodium Tungsten Oxide (Na2WO4) Na2O4W1(cr) T(K) Cp S -[G-H(Tr)]/T H-H(Tr) delta-f H delta-f G log Kf 0 0. 0. INFINITE -25.286 -1534.786 -1534.786 INFINITE 100 69.860 43.482 267.673 -22.419 -1541.060 -1505.022 786.143 200 117.244 108.962 172.462 -12.700 -1544.082 -1467.547 383.284 298.15 139.775 160.331 160.331 0. -1544.733 -1429.786 250.493 300 140.122 161.197 160.334 0.259 -1544.732 -1429.073 248.824 400 155.335 203.750 166.032 15.087 -1549.553 -1390.158 181.536 500 167.360 239.748 177.264 31.242 -1548.233 -1350.438 141.079 600 178.238 271.237 190.355 48.529 -1545.854 -1311.086 114.140 700 188.698 299.500 203.961 66.877 -1542.521 -1272.209 94.933 800 198.740 325.351 217.541 86.248 -1538.287 -1233.871 80.564 860.800 205.101 340.137 225.682 98.524 I <--> II 860.800 205.099 375.975 225.682 129.372 TRANSITION 862.000 205.226 376.260 225.891 129.618 II <--> III 862.000 205.224 381.032 225.891 133.731 TRANSITION 900 209.200 389.971 232.631 141.606 -1498.203 -1197.704 69.513 1000 219.242 412.530 249.504 163.026 -1492.216 -1164.628 60.834 1100 229.492 433.907 265.304 185.463 -1485.393 -1132.192 53.763 1200 239.743 454.314 280.211 208.923 -1671.275 -1095.535 47.687 1300 250.120 473.913 294.362 233.417 -1660.975 -1047.968 42.108 1400 260.454 492.828 307.866 258.946 -1649.746 -1001.228 37.356 1500 270.705 511.147 320.811 285.505 -1637.590 -955.325 33.267