Sodium Cyanide (NaCN) C1N1Na1(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 68.680 125.507 125.507 0. -84.398 -76.201 13.350 300 68.575 125.931 125.508 0.127 -84.366 -76.150 13.259 400 68.659 145.699 128.205 6.998 -85.598 -73.436 9.590 500 68.749 161.029 133.293 13.868 -84.626 -70.512 7.366 600 68.848 173.572 138.993 20.748 -83.832 -67.767 5.900 600.000 68.848 173.573 138.993 20.748 GLASS <--> LIQUID 600.000 79.496 173.573 138.993 20.748 TRANSITION 700 79.496 185.827 144.830 28.698 -82.128 -65.226 4.867 800 79.496 196.443 150.633 36.647 -80.563 -62.920 4.108 835.000 79.496 199.847 152.625 39.430 III <--> LIQUID 900 79.496 205.806 156.254 44.597 79.124 60.802 3.529 1000 79.496 214.182 161.635 52.547 -77.805 -58.838 3.073 1100 79.496 221.758 166.762 60.496 -76.606 -57.000 2.707 1200 79.496 228.675 171.637 68.446 -172.292 -52.827 2.299 1300 79.496 235.039 176.273 76.395 -170.417 -42.948 1.726 1400 79.496 240.930 180.683 84.345 -168.603 -33.211 1.239 1500 79.496 246.414 184.885 92.295 -166.841 -23.601 0.822 1600 79.496 251.545 188.892 100.244 -165.124 -14.108 0.461 1700 79.496 256.364 192.721 108.194 -163.448 -4.722 0.145 1800 79.496 260.908 196.384 116.143 -161.809 4.568 -0.133 1900 79.496 265.206 199.894 124.093 -160.203 13.767 -0.378 2000 79.496 269.284 203.263 132.043 -158.627 22.883 -0.598 2100 79.496 273.163 206.500 139.992 -157.079 31.920 -0.794 2200 79.496 276.861 209.615 147.942 -155.559 40.884 -0.971 2300 79.496 280.395 212.616 155.891 -154.064 49.780 -1.131 2400 79.496 283.778 215.511 163.841 -152.593 58.611 -1.276 2500 79.496 287.023 218.307 171.791 -151.148 67.381 -1.408 2600 79.496 290.141 221.010 179.740 -149.726 76.094 -1.529 2700 79.496 293.141 223.626 187.690 -148.329 84.753 -1.640 2800 79.496 296.032 226.161 195.639 -146.956 93.360 -1.742 2900 79.496 298.822 228.619 203.589 -145.608 101.919 -1.836 3000 79.496 301.517 231.004 211.539 -144.287 110.432 -1.923