Magnesium Phosphate (Mg3P2O8) Mg3O8P2(l) T(K) Cp S -[G-H(Tr)]/T H-H(Tr) delta-f H delta-f G log Kf 0 100 200 298.15 212.756 235.102 235.102 0. -3663.190 -3434.910 601.782 300 213.384 236.420 235.106 0.394 -3663.240 -3433.494 597.824 400 240.162 301.584 243.810 23.110 -3666.578 -3356.219 438.277 500 262.337 357.600 261.092 48.254 -3666.934 -3278.557 342.508 600 282.211 407.199 281.385 75.488 -3665.905 -3200.957 278.668 700 301.248 452.127 302.615 104.658 -3663.635 -3123.628 233.088 800 320.620 493.663 323.931 135.785 -3660.086 -3046.712 198.930 900 335.975 532.311 344.962 168.613 -3655.500 -2970.306 172.392 1000 351.540 568.576 365.529 203.048 -3675.747 -2892.324 151.080 1100 360.075 602.505 385.548 238.653 -3669.736 -2814.266 133.638 1200 365.682 634.097 404.960 274.965 -3790.321 -2734.626 119.035 1220.000 366.451 640.148 408.766 282.287 GLASS <--> LIQUID 1220.000 475.302 640.148 408.766 282.287 TRANSITION 1300 475.302 670.336 423.944 320.311 -3773.316 -2647.268 106.369 1400 475.302 705.560 442.817 367.841 -4136.486 -2551.863 95.211 1500 475.302 738.353 461.439 415.371 -4113.490 -2439.480 84.950 1600 475.302 769.028 479.715 462.901 -4090.605 -2328.626 76.022 1621.000 475.302 775.226 483.503 472.883 CRYSTAL <--> LIQUID 1700 475.302 797.843 497.589 510.432 4067.825 2219.200 68.188 1800 475.302 825.011 515.032 557.962 -4045.147 -2111.114 61.263 1900 475.302 850.709 532.029 605.492 -4022.568 -2004.284 55.102 2000 475.302 875.089 548.577 653.022 -4000.086 -1898.640 49.587 2100 475.302 898.279 564.682 700.553 -3977.702 -1794.118 44.626 2200 475.302 920.390 580.352 748.083 -3955.413 -1690.659 40.141 2300 475.302 941.518 595.599 795.613 -3933.220 -1588.214 36.069 2400 475.302 961.747 610.437 843.143 -3911.122 -1486.733 32.358 2500 475.302 981.149 624.880 890.674 -3889.119 -1386.169 28.962 2600 475.302 999.791 638.943 938.204 -3867.209 -1286.483 25.846 2700 475.302 1017.729 652.642 985.734 -3845.394 -1187.638 22.976 2800 475.302 1035.015 665.992 1033.264 -3823.673 -1089.599 20.327 2900 475.302 1051.694 679.006 1080.795 -3802.047 -992.339 17.874 3000 475.302 1067.807 691.699 1128.325 -3780.518 -895.818 15.598 3100 475.302 1083.392 704.084 1175.855 -3759.085 -800.013 13.480 3200 475.302 1098.482 716.175 1223.385 -3737.751 -704.902 11.506 3300 475.302 1113.108 727.982 1270.916 -3716.518 -610.456 9.663 3400 475.302 1127.298 739.519 1318.446 -3695.387 -516.648 7.937 3500 475.302 1141.075 750.797 1365.976 -3674.363 -423.464 6.320 3600 475.302 1154.465 761.824 1413.506 -3653.448 -330.876 4.801 3700 475.302 1167.488 772.613 1461.036 -3632.647 -238.871 3.372 3800 475.302 1180.163 783.172 1508.567 -3611.963 -147.421 2.026 3900 475.302 1192.510 793.510 1556.097 -3591.401 -56.516 0.757 4000 475.302 1204.543 803.636 1603.627 -3570.967 33.860 -0.442 4100 475.302 1216.280 813.558 1651.157 -3550.666 123.729 -1.576 4200 475.302 1227.733 823.284 1698.688 -3530.503 213.104 -2.650 4300 475.302 1238.917 832.820 1746.218 -3510.485 302.002 -3.669 4400 475.302 1249.844 842.174 1793.748 -3490.617 390.433 -4.635 4500 475.302 1260.526 851.353 1841.278 -3470.904 478.414 -5.553