Tungsten Chloride Oxide (OWCl4) Cl4O1W1(l) T(K) Cp S -[G-H(Tr)]/T H-H(Tr) delta-f H delta-f G log Kf 0 100 200 298.15 182.004 253.565 253.565 0. -630.573 -532.832 93.350 300 182.004 254.691 253.569 0.337 -630.434 -532.226 92.669 400 182.004 307.050 260.708 18.537 -623.123 -500.601 65.372 484.000 182.004 341.744 271.857 33.825 CRYSTAL <--> LIQUID 500 182.004 347.663 274.188 36.738 616.109 470.788 49.183 600 182.004 380.847 289.283 54.938 -609.310 -442.365 38.511 700 182.004 408.903 304.419 73.138 -602.682 -415.067 30.973 800 182.004 433.206 319.032 91.339 -596.194 -388.709 25.380 900 182.004 454.643 332.933 109.539 -589.826 -363.157 21.077 1000 182.004 473.819 346.079 127.740 -583.563 -338.309 17.671