Tungsten Chloride Oxide (OWCl4) Cl4O1W1(cr,l) T(K) Cp S -[G-H(Tr)]/T H-H(Tr) delta-f H delta-f G log Kf 0 100 200 298.15 146.248 172.799 172.799 0. -671.114 -549.292 96.234 300 146.440 173.704 172.802 0.271 -671.041 -548.536 95.509 400 156.900 217.265 178.671 15.438 -666.763 -508.327 66.381 484.000 165.686 247.984 188.095 28.986 CRYSTAL <--> LIQUID 484.000 182.004 341.744 188.095 74.366 TRANSITION 500 182.004 347.663 193.107 77.278 -616.109 -470.788 49.183 600 182.004 380.847 221.716 95.478 -609.310 -442.365 38.511 700 182.004 408.903 246.504 113.679 -602.682 -415.067 30.973 800 182.004 433.206 268.357 131.879 -596.194 -388.709 25.380 900 182.004 454.643 287.888 150.080 -589.826 -363.158 21.077 1000 182.004 473.819 305.539 168.280 -583.563 -338.309 17.671