Iodine Bromide (IBr) Br1I1(g) T(K) Cp S -[G-H(Tr)]/T H-H(Tr) delta-f H delta-f G log Kf 0 0. 0. INFINITE -9.917 49.815 49.815 INFINITE 100 31.904 221.168 290.519 -6.935 49.875 33.500 -17.499 200 35.387 244.574 262.265 -3.538 48.355 17.678 -4.617 250 36.103 252.554 259.552 -1.749 47.422 10.114 -2.113 298.15 36.531 258.952 258.952 0. 40.878 3.675 -0.644 300 36.544 259.178 258.953 0.068 40.825 3.444 -0.600 350 36.836 264.835 259.399 1.903 24.929 -1.903 0.284 400 37.042 269.768 260.394 3.750 16.448 -5.428 0.709 450 37.196 274.140 261.683 5.606 15.367 -8.098 0.940 500 37.316 278.066 263.128 7.469 -5.777 -8.748 0.914 600 37.494 284.886 266.203 11.210 -5.773 -9.342 0.813 700 37.627 290.676 269.296 14.966 -5.769 -9.937 0.742 800 37.734 295.708 272.290 18.734 -5.767 -10.533 0.688 900 37.827 300.158 275.144 22.513 -5.766 -11.129 0.646 1000 37.911 304.147 277.848 26.300 -5.767 -11.724 0.612 1100 37.989 307.764 280.406 30.095 -5.771 -12.320 0.585 1200 38.066 311.073 282.825 33.897 -5.781 -12.915 0.562 1300 38.143 314.123 285.117 37.708 -5.798 -13.509 0.543 1400 38.227 316.953 287.291 41.526 -5.828 -14.101 0.526 1500 38.323 319.593 289.358 45.354 -5.874 -14.690 0.512 1600 38.437 322.070 291.326 49.191 -5.939 -15.276 0.499 1700 38.576 324.405 293.203 53.042 -6.027 -15.857 0.487 1800 38.748 326.614 294.999 56.908 -6.139 -16.432 0.477 1900 38.962 328.715 296.718 60.793 -6.273 -17.000 0.467 2000 39.223 330.720 298.369 64.702 -6.427 -17.561 0.459 2100 39.538 332.641 299.955 68.639 -6.596 -18.114 0.451 2200 39.911 334.488 301.483 72.611 -6.771 -18.658 0.443 2300 40.347 336.272 302.957 76.624 -6.944 -19.194 0.436 2400 40.845 337.999 304.382 80.683 -7.104 -19.724 0.429 2500 41.408 339.678 305.760 84.795 -7.239 -20.247 0.423 2600 42.033 341.314 307.096 88.966 -7.337 -20.765 0.417 2700 42.718 342.913 308.393 93.203 -7.386 -21.280 0.412 2800 43.457 344.480 309.654 97.512 -7.374 -21.795 0.407 2900 44.245 346.018 310.882 101.896 -7.290 -22.311 0.402 3000 45.076 347.532 312.078 106.362 -7.124 -22.832 0.398 3100 45.942 349.024 313.246 110.913 -6.866 -23.359 0.394 3200 46.834 350.497 314.387 115.551 -6.508 -23.897 0.390 3300 47.745 351.952 315.503 120.280 -6.044 -24.447 0.387 3400 48.664 353.391 316.597 125.101 -5.469 -25.013 0.384 3500 49.585 354.815 317.668 130.013 -4.779 -25.597 0.382 3600 50.497 356.224 318.720 135.017 -3.972 -26.203 0.380 3700 51.393 357.620 319.752 140.112 -3.046 -26.833 0.379 3800 52.264 359.002 320.767 145.295 -2.001 -27.490 0.378 3900 53.105 360.371 321.765 150.564 -0.839 -28.176 0.377 4000 53.909 361.726 322.747 155.915 0.439 -28.893 0.377 4100 54.671 363.066 323.714 161.344 1.829 -29.643 0.378 4200 55.386 364.392 324.667 166.847 3.327 -30.429 0.378 4300 56.050 365.704 325.606 172.420 4.929 -31.251 0.380 4400 56.661 366.999 326.532 178.056 6.630 -32.112 0.381 4500 57.217 368.279 327.446 183.750 8.425 -33.012 0.383 4600 57.717 369.542 328.347 189.497 10.307 -33.954 0.386 4700 58.161 370.788 329.237 195.292 12.272 -34.937 0.388 4800 58.548 372.017 330.115 201.127 14.312 -35.963 0.391 4900 58.881 373.228 330.983 206.999 16.423 -37.032 0.395 5000 59.159 374.420 331.840 212.902 18.598 -38.145 0.398 5100 59.387 375.594 332.686 218.829 20.830 -39.302 0.403 5200 59.565 376.749 333.522 224.777 23.116 -40.503 0.407 5300 59.696 377.885 334.349 230.741 25.448 -41.749 0.411 5400 59.782 379.001 335.165 236.715 27.822 -43.039 0.416 5500 59.828 380.099 335.972 242.696 30.233 -44.373 0.421 5600 59.836 381.177 336.770 248.679 32.675 -45.751 0.427 5700 59.809 382.236 337.558 254.662 35.145 -47.174 0.432 5800 59.749 383.276 338.338 260.640 37.639 -48.640 0.438 5900 59.661 384.296 339.108 266.611 40.152 -50.149 0.444 6000 59.546 385.298 339.869 272.571 42.681 -51.701 0.450