Oxygen, Ion (O2+) O2+(g) T(K) Cp S -[G-H(Tr)]/T H-H(Tr) delta-f H delta-f G log Kf 0 0. 0. INFINITE -8.674 1164.700 100 29.105 174.406 232.113 -5.771 200 29.111 194.582 208.881 -2.860 250 29.132 201.079 206.695 -1.404 298.15 29.195 206.215 206.215 0. 1170.888 1164.315 -203.983 300 29.199 206.396 206.216 0.054 1170.926 1164.274 -202.718 350 29.342 210.906 206.572 1.517 1171.952 1163.084 -173.581 400 29.573 214.839 207.364 2.990 1172.970 1161.748 -151.709 450 29.882 218.339 208.393 4.476 1173.978 1160.285 -134.682 500 30.250 221.506 209.548 5.979 1174.978 1158.710 -121.050 600 31.078 227.093 212.019 9.045 1176.963 1155.269 -100.575 700 31.916 231.947 214.526 12.195 1178.937 1151.497 -85.926 800 32.687 236.260 216.978 15.426 1180.910 1147.442 -74.920 900 33.364 240.150 219.340 18.729 1182.886 1143.140 -66.346 1000 33.945 243.697 221.601 22.095 1184.869 1138.618 -59.475 1100 34.440 246.956 223.760 25.515 1186.859 1133.897 -53.844 1200 34.859 249.971 225.820 28.981 1188.854 1128.994 -49.144 1300 35.216 252.776 227.787 32.485 1190.854 1123.924 -45.160 1400 35.521 255.397 229.667 36.022 1192.856 1118.701 -41.739 1500 35.784 257.857 231.465 39.588 1194.859 1113.334 -38.770 1600 36.011 260.174 233.187 43.178 1196.861 1107.834 -36.167 1700 36.210 262.363 234.840 46.789 1198.859 1102.208 -33.867 1800 36.384 264.438 236.427 50.419 1200.851 1096.465 -31.819 1900 36.538 266.409 237.954 54.065 1202.837 1090.612 -29.983 2000 36.675 268.287 239.424 57.726 1204.813 1084.654 -28.328 2100 36.798 270.079 240.841 61.399 1206.780 1078.598 -26.829 2200 36.908 271.793 242.209 65.085 1208.736 1072.449 -25.463 2300 37.009 273.436 243.532 68.781 1210.680 1066.210 -24.214 2400 37.101 275.013 244.811 72.486 1212.611 1059.887 -23.068 2500 37.185 276.530 246.049 76.201 1214.529 1053.484 -22.011 2600 37.263 277.990 247.250 79.923 1216.434 1047.004 -21.035 2700 37.336 279.397 248.415 83.653 1218.325 1040.452 -20.129 2800 37.403 280.756 249.546 87.390 1220.203 1033.830 -19.286 2900 37.466 282.070 250.645 91.134 1222.068 1027.140 -18.501 3000 37.526 283.341 251.713 94.883 1223.919 1020.387 -17.767 3100 37.583 284.573 252.754 98.639 1225.757 1013.573 -17.079 3200 37.637 285.767 253.767 102.400 1227.583 1006.699 -16.433 3300 37.689 286.926 254.754 106.166 1229.397 999.768 -15.825 3400 37.740 288.051 255.717 109.938 1231.200 992.783 -15.252 3500 37.790 289.146 256.656 113.714 1232.991 985.744 -14.711 3600 37.838 290.211 257.574 117.496 1234.772 978.655 -14.200 3700 37.887 291.249 258.470 121.282 1236.542 971.515 -13.715 3800 37.936 292.260 259.346 125.073 1238.304 964.330 -13.256 3900 37.985 293.246 260.203 128.869 1240.056 957.097 -12.819 4000 38.035 294.208 261.041 132.670 1241.800 949.819 -12.403 4100 38.088 295.148 261.861 136.476 1243.536 942.498 -12.008 4200 38.142 296.067 262.665 140.288 1245.265 935.135 -11.630 4300 38.199 296.965 263.452 144.105 1246.987 927.731 -11.270 4400 38.258 297.844 264.224 147.927 1248.702 920.286 -10.925 4500 38.322 298.704 264.980 151.756 1250.412 912.802 -10.596 4600 38.389 299.547 265.723 155.592 1252.116 905.281 -10.280 4700 38.462 300.373 266.451 159.434 1253.815 897.723 -9.977 4800 38.539 301.184 267.166 163.284 1255.508 890.129 -9.687 4900 38.622 301.979 267.869 167.142 1257.197 882.500 -9.408 5000 38.711 302.761 268.559 171.009 1258.881 874.836 -9.139 5100 38.807 303.528 269.237 174.885 1260.561 867.139 -8.881 5200 38.910 304.283 269.904 178.771 1262.237 859.407 -8.633 5300 39.020 305.025 270.559 182.667 1263.910 851.645 -8.393 5400 39.138 305.755 271.204 186.575 1265.578 843.850 -8.163 5500 39.265 306.475 271.839 190.495 1267.242 836.025 -7.940 5600 39.400 307.183 272.464 194.428 1268.903 828.170 -7.725 5700 39.545 307.882 273.079 198.375 1270.559 820.285 -7.517 5800 39.699 308.571 273.685 202.338 1272.213 812.372 -7.316 5900 39.863 309.251 274.282 206.316 1273.862 804.428 -7.122 6000 40.036 309.922 274.871 210.310 1275.507 796.458 -6.934