Potassium Borate (KBO2) B1K1O2(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 67.028 88.455 88.455 0. -980.730 -924.917 162.042 300 67.237 88.871 88.457 0.124 -980.735 -924.571 160.982 400 76.651 109.553 91.213 7.336 -983.335 -905.360 118.228 500 83.973 127.471 96.712 15.379 -983.190 -885.875 92.547 600 89.830 143.316 103.184 24.079 -982.670 -866.455 75.432 700 94.558 157.528 109.950 33.305 -981.850 -847.147 63.215 800 98.491 170.420 116.715 42.964 -980.788 -827.974 54.061 812.000 98.910 171.890 117.520 44.149 GLASS <--> LIQUID 812.000 146.440 171.890 117.520 44.149 TRANSITION 900 146.440 186.958 123.585 57.035 -975.486 -809.159 46.962 1000 146.440 202.387 130.707 71.679 -969.779 -790.986 41.317 1100 146.440 216.344 137.868 86.323 -1043.193 -768.766 36.506 1200 146.440 229.086 144.946 100.967 -1036.765 -744.103 32.390 1220.000 146.440 231.506 145.346 103.896 CRYSTAL <--> LIQUID 1300 146.440 240.807 151.876 115.611 1030.425 719.972 28.929 1400 146.440 251.660 158.620 130.255 -1024.163 -696.326 25.980 1500 146.440 261.763 165.163 144.899 -1017.974 -673.126 23.440 1600 146.440 271.214 171.499 159.543 -1011.854 -650.336 21.231 1700 146.440 280.092 177.629 174.187 -1005.801 -627.927 19.294 1800 146.440 288.462 183.556 188.831 -999.812 -605.872 17.582 1900 146.440 296.380 189.287 203.475 -993.888 -584.148 16.059 2000 146.440 303.891 194.832 218.119 -988.029 -562.735 14.697