Hydrogen Fluoride ((HF)2) F2H2(g) T(K) Cp S -[G-H(Tr)]/T H-H(Tr) delta-f H delta-f G log Kf 0 0. 0. INFINITE -11.228 -566.600 -566.600 INFINITE 100 34.675 196.439 275.181 -7.874 -569.152 -561.686 293.395 200 39.777 222.014 242.789 -4.155 -571.056 -553.446 144.545 250 42.385 231.170 239.574 -2.101 -571.901 -548.945 114.696 298.15 44.874 238.849 238.849 0. -572.664 -544.453 95.386 300 44.968 239.127 238.850 0.083 -572.692 -544.278 94.767 350 47.433 246.246 239.407 2.394 -573.419 -539.484 80.514 400 49.702 252.731 240.673 4.823 -574.077 -534.590 69.810 450 51.736 258.705 242.349 7.360 -574.668 -529.618 61.477 500 53.536 264.251 244.265 9.993 -575.196 -524.584 54.803 600 56.536 274.287 248.450 15.502 -576.089 -514.374 44.780 700 58.952 283.190 252.789 21.281 -576.800 -504.030 37.611 800 61.000 291.199 257.098 27.281 -577.363 -493.594 32.228 900 62.809 298.490 261.298 33.473 -577.799 -483.096 28.038 1000 64.449 305.194 265.357 39.837 -578.129 -472.555 24.684 1100 65.953 311.408 269.264 46.358 -578.366 -461.985 21.938 1200 67.335 317.207 273.020 53.023 -578.525 -451.397 19.649 1300 68.602 322.647 276.631 59.821 -578.617 -440.799 17.712 1400 69.761 327.774 280.103 66.740 -578.653 -430.196 16.051 1500 70.818 332.624 283.444 73.770 -578.642 -419.592 14.611 1600 71.778 337.225 286.663 80.900 -578.591 -408.990 13.352 1700 72.651 341.603 289.767 88.123 -578.508 -398.392 12.241 1800 73.442 345.779 292.763 95.428 -578.396 -387.801 11.254 1900 74.159 349.769 295.659 102.808 -578.261 -377.216 10.370 2000 74.809 353.590 298.461 110.257 -578.103 -366.638 9.576 2100 75.399 357.254 301.174 117.768 -577.924 -356.069 8.857 2200 75.934 360.774 303.804 125.335 -577.726 -345.509 8.203 2300 76.421 364.161 306.355 132.953 -577.507 -334.959 7.607 2400 76.864 367.423 308.832 140.618 -577.267 -324.418 7.061 2500 77.268 370.569 311.239 148.325 -577.004 -313.888 6.558 2600 77.637 373.606 313.579 156.071 -576.719 -303.369 6.095 2700 77.975 376.543 315.857 163.852 -576.409 -292.862 5.666 2800 78.284 379.384 318.076 171.665 -576.072 -282.366 5.268 2900 78.568 382.137 320.237 179.507 -575.709 -271.883 4.897 3000 78.829 384.805 322.345 187.377 -575.317 -261.413 4.552 3100 79.069 387.393 324.402 195.273 -574.897 -250.956 4.229 3200 79.291 389.907 326.410 203.191 -574.447 -240.514 3.926 3300 79.495 392.350 328.371 211.130 -573.967 -230.085 3.642 3400 79.685 394.726 330.288 219.089 -573.456 -219.672 3.375 3500 79.860 397.039 332.163 227.067 -572.915 -209.275 3.123 3600 80.023 399.291 333.996 235.061 -572.344 -198.893 2.886 3700 80.175 401.485 335.791 243.071 -571.744 -188.527 2.662 3800 80.316 403.625 337.548 251.095 -571.114 -178.179 2.449 3900 80.448 405.713 339.269 259.134 -570.455 -167.847 2.248 4000 80.571 407.752 340.956 267.185 -569.769 -157.532 2.057 4100 80.686 409.743 342.609 275.248 -569.055 -147.235 1.876 4200 80.793 411.688 344.231 283.322 -568.315 -136.955 1.703 4300 80.894 413.591 345.822 291.406 -567.550 -126.694 1.539 4400 80.989 415.451 347.383 299.500 -566.760 -116.451 1.382 4500 81.077 417.272 348.916 307.604 -565.946 -106.226 1.233 4600 81.161 419.055 350.422 315.716 -565.109 -96.019 1.090 4700 81.240 420.802 351.900 323.836 -564.251 -85.830 0.954 4800 81.314 422.513 353.354 331.963 -563.371 -75.660 0.823 4900 81.384 424.190 354.782 340.098 -562.470 -65.509 0.698 5000 81.450 425.835 356.187 348.240 -561.550 -55.376 0.579 5100 81.513 427.449 357.569 356.388 -560.610 -45.262 0.464 5200 81.572 429.032 358.928 364.542 -559.652 -35.166 0.353 5300 81.628 430.586 360.265 372.703 -558.675 -25.089 0.247 5400 81.681 432.113 361.582 380.868 -557.681 -15.031 0.145 5500 81.732 433.612 362.878 389.039 -556.668 -4.992 0.047 5600 81.780 435.085 364.154 397.214 -555.639 5.030 -0.047 5700 81.825 436.533 365.411 405.395 -554.592 15.032 -0.138 5800 81.869 437.956 366.650 413.579 -553.527 25.016 -0.225 5900 81.910 439.356 367.870 421.768 -552.446 34.982 -0.310 6000 81.949 440.733 369.073 429.961 -551.347 44.929 -0.391