Formyl, Ion (HCO+) C1H1O1+(g) T(K) Cp S -[G-H(Tr)]/T H-H(Tr) delta-f H delta-f G log Kf 0 0. 0. INFINITE -9.249 827.215 100 29.166 169.137 232.573 -6.344 200 31.793 189.930 206.575 -3.329 250 33.980 197.259 203.998 -1.685 298.15 35.963 203.417 203.417 0. 833.034 817.906 -143.294 300 36.035 203.639 203.417 0.067 833.070 817.812 -142.394 350 37.811 209.331 203.863 1.914 834.023 815.193 -121.661 400 39.328 214.482 204.873 3.843 834.964 812.439 -106.094 450 40.645 219.192 206.206 5.843 835.886 809.568 -93.972 500 41.819 223.536 207.725 7.905 836.787 806.595 -84.264 600 43.892 231.348 211.025 12.194 838.531 800.392 -69.680 700 45.727 238.254 214.431 16.676 840.223 793.901 -59.242 800 47.389 244.471 217.804 21.333 841.893 787.169 -51.397 900 48.895 250.141 221.087 26.149 843.563 780.229 -45.283 1000 50.251 255.364 224.256 31.107 845.244 773.102 -40.383 1100 51.463 260.211 227.307 36.194 846.942 765.805 -36.365 1200 52.541 264.736 230.240 41.395 848.657 758.354 -33.010 1300 53.496 268.980 233.058 46.698 850.387 750.759 -30.166 1400 54.339 272.976 235.768 52.091 852.130 743.029 -27.723 1500 55.084 276.751 238.376 57.563 853.881 735.175 -25.601 1600 55.741 280.327 240.887 63.105 855.638 727.204 -23.741 1700 56.322 283.725 243.308 68.708 857.395 719.124 -22.096 1800 56.837 286.959 245.644 74.367 859.151 710.939 -20.631 1900 57.293 290.044 247.900 80.074 860.901 702.657 -19.317 2000 57.700 292.993 250.082 85.824 862.644 694.284 -18.133 2100 58.062 295.818 252.193 91.612 864.377 685.823 -17.059 2200 58.386 298.526 254.238 97.435 866.098 677.280 -16.081 2300 58.677 301.128 256.220 103.288 867.806 668.659 -15.186 2400 58.939 303.631 258.144 109.169 869.499 659.964 -14.364 2500 59.175 306.042 260.012 115.075 871.175 651.199 -13.606 2600 59.388 308.367 261.827 121.004 872.835 642.367 -12.905 2700 59.581 310.612 263.593 126.952 874.478 633.472 -12.255 2800 59.757 312.782 265.311 132.919 876.102 624.516 -11.650 2900 59.917 314.882 266.984 138.903 877.707 615.502 -11.086 3000 60.063 316.916 268.615 144.902 879.293 606.434 -10.559 3100 60.197 318.887 270.205 150.915 880.859 597.313 -10.065 3200 60.320 320.800 271.756 156.941 882.406 588.141 -9.600 3300 60.433 322.658 273.271 162.979 883.933 578.921 -9.164 3400 60.537 324.464 274.750 169.028 885.439 569.656 -8.752 3500 60.633 326.220 276.196 175.086 886.925 560.347 -8.363 3600 60.722 327.930 277.609 181.154 888.391 550.995 -7.995 3700 60.804 329.594 278.992 187.230 889.837 541.603 -7.646 3800 60.880 331.217 280.345 193.314 891.262 532.172 -7.315 3900 60.951 332.799 281.670 199.406 892.666 522.705 -7.001 4000 61.017 334.343 282.967 205.504 894.050 513.200 -6.702 4100 61.078 335.851 284.239 211.609 895.413 503.662 -6.417 4200 61.136 337.323 285.485 217.720 896.755 494.091 -6.145 4300 61.190 338.762 286.707 223.836 898.077 484.488 -5.885 4400 61.240 340.170 287.907 229.958 899.377 474.855 -5.637 4500 61.287 341.546 289.083 236.084 900.657 465.192 -5.400 4600 61.331 342.894 290.239 242.215 901.915 455.501 -5.172 4700 61.373 344.213 291.373 248.350 903.152 445.783 -4.954 4800 61.412 345.506 292.487 254.490 904.368 436.039 -4.745 4900 61.449 346.773 293.582 260.633 905.563 426.270 -4.544 5000 61.484 348.014 294.659 266.779 906.736 416.476 -4.351 5100 61.517 349.232 295.717 272.929 907.888 406.660 -4.165 5200 61.548 350.427 296.757 279.083 909.018 396.820 -3.986 5300 61.577 351.600 297.781 285.239 910.127 386.960 -3.814 5400 61.605 352.751 298.788 291.398 911.213 377.079 -3.648 5500 61.632 353.882 299.780 297.560 912.277 367.177 -3.487 5600 61.657 354.992 300.756 303.724 913.319 357.257 -3.332 5700 61.680 356.084 301.717 309.891 914.339 347.318 -3.183 5800 61.703 357.157 302.664 316.060 915.337 337.362 -3.038 5900 61.724 358.212 303.596 322.232 916.312 327.388 -2.898 6000 61.745 359.249 304.515 328.405 917.264 317.398 -2.763