Lead Chloride (PbCl2) Cl2Pb1(cr) T(K) Cp S -[G-H(Tr)]/T H-H(Tr) delta-f H delta-f G log Kf 0 100 200 298.15 77.073 135.980 135.980 0. -359.406 -314.121 55.033 300 77.170 136.457 135.981 0.143 -359.375 -313.840 54.644 400 80.094 159.059 139.043 8.006 -357.711 -298.911 39.034 500 82.985 177.242 144.922 16.160 -355.942 -284.413 29.712 600 85.881 192.628 151.622 24.603 -354.020 -270.285 23.530 700 88.772 206.083 158.460 33.336 -356.781 -255.694 19.080 774.000 90.915 215.110 163.451 39.984 CRYSTAL <--> LIQUID 800 91.667 218.126 165.179 42.358 354.476 241.407 15.762 900 94.558 229.090 171.680 51.669 -351.870 -227.427 13.200 1000 97.454 239.203 177.933 61.270 -348.961 -213.753 11.165 1100 100.345 248.626 183.936 71.160 -345.746 -200.385 9.516 1200 103.240 257.482 189.699 81.339 -342.222 -187.324 8.154 1300 106.131 265.860 195.238 91.808 -338.397 -174.569 7.014 1400 109.027 273.831 200.570 102.566 -334.283 -162.119 6.049 1500 111.918 281.451 205.710 113.613 -329.891 -149.973 5.223