Potassium (K2) | K2(g) | |||||||||||||
Enthalpy Reference Temperature = Tr = 298.15 K | Standard State Pressure = p° = 0.1 MPa | |||||||||||||
J·K-1 mol-1 | kJ·mol-1 | |||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
T/K | Cp° | S° | -[G°-H°(Tr)]/T | H-H°(Tr) | fH° | fG° | log Kf | |||||||
0 | 0. | 0. | INFINITE | -10.738 | 127.110 | 127.110 | INFINITE | |||||||
100 | 36.488 | 208.920 | 283.115 | -7.420 | 126.963 | 113.192 | -59.125 | |||||||
200 | 37.533 | 234.619 | 253.150 | -3.706 | 125.488 | 99.961 | -26.107 | |||||||
298.15 | 37.962 | 249.690 | 249.690 | 0. | 123.683 | 87.801 | -15.382 | |||||||
300 | 37.969 | 249.925 | 249.691 | 0.070 | 123.644 | 87.579 | -15.249 | |||||||
400 | 38.347 | 260.900 | 251.185 | 3.886 | 116.504 | 76.804 | -10.030 | |||||||
500 | 38.698 | 269.496 | 254.018 | 7.739 | 114.141 | 67.157 | -7.016 | |||||||
600 | 38.895 | 276.572 | 257.204 | 11.621 | 111.944 | 57.968 | -5.047 | |||||||
700 | 38.769 | 282.563 | 260.411 | 15.507 | 109.838 | 49.139 | -3.667 | |||||||
800 | 38.242 | 287.710 | 263.509 | 19.361 | 107.738 | 40.611 | -2.652 | |||||||
900 | 37.358 | 292.167 | 266.452 | 23.143 | 105.556 | 32.350 | -1.878 | |||||||
1000 | 36.231 | 296.046 | 269.222 | 26.824 | 103.211 | 24.340 | -1.271 | |||||||
1100 | 34.982 | 299.441 | 271.817 | 30.386 | -57.265 | 25.795 | -1.225 | |||||||
1200 | 33.710 | 302.430 | 274.247 | 33.820 | -57.988 | 33.377 | -1.453 | |||||||
1300 | 32.482 | 305.079 | 276.519 | 37.129 | -58.837 | 41.024 | -1.648 | |||||||
1400 | 31.337 | 307.444 | 278.644 | 40.319 | -59.805 | 48.742 | -1.819 | |||||||
1500 | 30.292 | 309.570 | 280.637 | 43.400 | -60.884 | 56.532 | -1.969 | |||||||
1600 | 29.352 | 311.494 | 282.506 | 46.381 | -62.064 | 64.397 | -2.102 | |||||||
1700 | 28.514 | 313.248 | 284.264 | 49.274 | -63.336 | 72.339 | -2.223 | |||||||
1800 | 27.771 | 314.856 | 285.919 | 52.087 | -64.693 | 80.359 | -2.332 | |||||||
1900 | 27.114 | 316.340 | 287.482 | 54.831 | -66.127 | 88.456 | -2.432 | |||||||
2000 | 26.533 | 317.716 | 288.960 | 57.512 | -67.634 | 96.631 | -2.524 | |||||||
2100 | 26.020 | 318.998 | 290.360 | 60.140 | -69.209 | 104.883 | -2.609 | |||||||
2200 | 25.566 | 320.197 | 291.689 | 62.718 | -70.851 | 113.211 | -2.688 | |||||||
2300 | 25.162 | 321.325 | 292.953 | 65.254 | -72.559 | 121.616 | -2.762 | |||||||
2400 | 24.804 | 322.388 | 294.158 | 67.752 | -74.332 | 130.096 | -2.831 | |||||||
2500 | 24.485 | 323.394 | 295.307 | 70.217 | -76.171 | 138.651 | -2.897 | |||||||
2600 | 24.199 | 324.348 | 296.406 | 72.651 | -78.078 | 147.282 | -2.959 | |||||||
2700 | 23.944 | 325.257 | 297.458 | 75.057 | -80.055 | 155.986 | -3.018 | |||||||
2800 | 23.715 | 326.124 | 298.466 | 77.440 | -82.107 | 164.766 | -3.074 | |||||||
2900 | 23.508 | 326.952 | 299.434 | 79.801 | -84.237 | 173.621 | -3.127 | |||||||
3000 | 23.321 | 327.746 | 300.365 | 82.143 | -86.449 | 182.549 | -3.178 | |||||||
3100 | 23.153 | 328.508 | 301.261 | 84.466 | -88.749 | 191.553 | -3.228 | |||||||
3200 | 22.999 | 329.240 | 302.124 | 86.774 | -91.142 | 200.633 | -3.275 | |||||||
3300 | 22.860 | 329.946 | 302.956 | 89.066 | -93.617 | 209.788 | -3.321 | |||||||
3400 | 22.733 | 330.626 | 303.760 | 91.346 | -96.209 | 219.021 | -3.365 | |||||||
3500 | 22.617 | 331.284 | 304.537 | 93.613 | -98.907 | 228.331 | -3.408 | |||||||
3600 | 22.510 | 331.919 | 305.289 | 95.870 | -101.727 | 237.720 | -3.449 | |||||||
3700 | 22.412 | 332.535 | 306.017 | 98.116 | -104.674 | 247.189 | -3.490 | |||||||
3800 | 22.322 | 333.131 | 306.723 | 100.352 | -107.755 | 256.740 | -3.529 | |||||||
3900 | 22.240 | 333.710 | 307.407 | 102.580 | -110.980 | 266.375 | -3.568 | |||||||
4000 | 22.163 | 334.272 | 308.072 | 104.801 | -114.344 | 276.091 | -3.605 | |||||||
4100 | 22.092 | 334.818 | 308.718 | 107.013 | -117.870 | 285.896 | -3.642 | |||||||
4200 | 22.026 | 335.350 | 309.345 | 109.219 | -121.572 | 295.788 | -3.679 | |||||||
4300 | 21.966 | 335.868 | 309.956 | 111.419 | -125.452 | 305.769 | -3.714 | |||||||
4400 | 21.909 | 336.372 | 310.551 | 113.612 | -128.965 | 315.791 | -3.749 | |||||||
4500 | 21.856 | 336.864 | 311.130 | 115.801 | -133.091 | 325.944 | -3.783 | |||||||
4600 | 21.807 | 337.343 | 311.695 | 117.984 | -137.397 | 336.192 | -3.818 | |||||||
4700 | 21.761 | 337.812 | 312.245 | 120.162 | -141.847 | 346.532 | -3.851 | |||||||
4800 | 21.718 | 338.270 | 312.783 | 122.336 | -146.267 | 356.944 | -3.884 | |||||||
4900 | 21.677 | 338.717 | 313.308 | 124.506 | -151.081 | 367.477 | -3.917 | |||||||
5000 | 21.640 | 339.155 | 313.820 | 126.672 | -156.086 | 378.110 | -3.950 | |||||||
5100 | 21.604 | 339.583 | 314.321 | 128.834 | -161.281 | 388.847 | -3.983 | |||||||
5200 | 21.571 | 340.002 | 314.811 | 130.993 | -166.670 | 399.684 | -4.015 | |||||||
5300 | 21.539 | 340.412 | 315.290 | 133.148 | -172.252 | 410.629 | -4.047 | |||||||
5400 | 21.510 | 340.815 | 315.759 | 135.301 | -178.027 | 421.681 | -4.079 | |||||||
5500 | 21.482 | 341.209 | 316.218 | 137.450 | -183.994 | 432.841 | -4.111 | |||||||
5600 | 21.456 | 341.596 | 316.668 | 139.597 | -190.151 | 444.111 | -4.142 | |||||||
5700 | 21.431 | 341.976 | 317.109 | 141.741 | -195.805 | 455.399 | -4.173 | |||||||
5800 | 21.407 | 342.348 | 317.541 | 143.883 | -202.245 | 466.878 | -4.205 | |||||||
5900 | 21.385 | 342.714 | 317.964 | 146.023 | -208.856 | 478.472 | -4.236 | |||||||
6000 | 21.364 | 343.073 | 318.380 | 148.160 | -215.634 | 490.178 | -4.267 | |||||||
PREVIOUS: June 1962 (1 atm) | CURRENT: December 1983 (1 bar) | |||||||||||||
Potassium (K2) | K2(g) |
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