Boron Oxide ((BO)2) | B2O2(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) | ![]() |
![]() |
log Kf | |||||||
0 | 0. | 0. | INFINITE | -12.398 | -457.343 | -457.343 | INFINITE | |||||||
100 | 34.367 | 193.295 | 286.969 | -9.367 | -457.265 | -459.202 | 239.863 | |||||||
200 | 48.231 | 221.483 | 247.582 | -5.220 | -456.694 | -461.326 | 120.486 | |||||||
250 | 53.477 | 232.836 | 243.520 | -2.671 | -456.345 | -462.525 | 96.639 | |||||||
298.15 | 57.297 | 242.597 | 242.597 | 0. | -456.056 | -463.743 | 81.246 | |||||||
300 | 57.424 | 242.952 | 242.598 | 0.106 | -456.046 | -463.791 | 80.753 | |||||||
350 | 60.445 | 252.040 | 243.309 | 3.056 | -455.827 | -465.100 | 69.412 | |||||||
400 | 62.871 | 260.275 | 244.923 | 6.141 | -455.708 | -466.434 | 60.910 | |||||||
450 | 64.921 | 267.802 | 247.053 | 9.337 | -455.684 | -467.777 | 54.298 | |||||||
500 | 66.722 | 274.737 | 249.479 | 12.629 | -455.741 | -469.118 | 49.008 | |||||||
600 | 69.820 | 287.184 | 254.750 | 19.461 | -456.031 | -471.770 | 41.071 | |||||||
700 | 72.409 | 298.147 | 260.182 | 26.576 | -456.480 | -474.359 | 35.397 | |||||||
800 | 74.575 | 307.962 | 265.551 | 33.928 | -457.030 | -476.877 | 31.137 | |||||||
900 | 76.378 | 316.853 | 270.765 | 41.479 | -457.649 | -479.321 | 27.819 | |||||||
1000 | 77.874 | 324.980 | 275.786 | 49.194 | -458.320 | -481.694 | 25.161 | |||||||
1100 | 79.116 | 332.462 | 280.603 | 57.045 | -459.038 | -483.996 | 22.983 | |||||||
1200 | 80.149 | 339.392 | 285.217 | 65.010 | -459.800 | -486.232 | 21.165 | |||||||
1300 | 81.013 | 345.842 | 289.635 | 73.069 | -460.607 | -488.402 | 19.624 | |||||||
1400 | 81.739 | 351.873 | 293.868 | 81.208 | -461.461 | -490.509 | 18.301 | |||||||
1500 | 82.353 | 357.534 | 297.925 | 89.413 | -462.365 | -492.552 | 17.152 | |||||||
1600 | 82.876 | 362.866 | 301.819 | 97.675 | -463.323 | -494.534 | 16.145 | |||||||
1700 | 83.323 | 367.904 | 305.560 | 105.986 | -464.337 | -496.454 | 15.254 | |||||||
1800 | 83.709 | 372.678 | 309.157 | 114.338 | -465.410 | -498.313 | 14.461 | |||||||
1900 | 84.042 | 377.213 | 312.621 | 122.726 | -466.544 | -500.110 | 13.749 | |||||||
2000 | 84.333 | 381.532 | 315.959 | 131.145 | -467.743 | -501.846 | 13.107 | |||||||
2100 | 84.588 | 385.653 | 319.180 | 139.591 | -469.007 | -503.520 | 12.524 | |||||||
2200 | 84.812 | 389.593 | 322.292 | 148.062 | -470.339 | -505.132 | 11.993 | |||||||
2300 | 85.010 | 393.367 | 325.301 | 156.553 | -471.740 | -506.683 | 11.507 | |||||||
2400 | 85.185 | 396.989 | 328.213 | 165.063 | -573.730 | -506.034 | 11.014 | |||||||
2500 | 85.342 | 400.470 | 331.034 | 173.589 | -575.428 | -503.178 | 10.513 | |||||||
2600 | 85.482 | 403.820 | 333.770 | 182.131 | -577.133 | -500.254 | 10.050 | |||||||
2700 | 85.608 | 407.048 | 336.424 | 190.685 | -578.846 | -497.265 | 9.620 | |||||||
2800 | 85.722 | 410.164 | 339.002 | 199.252 | -580.567 | -494.211 | 9.220 | |||||||
2900 | 85.824 | 413.174 | 341.508 | 207.829 | -582.297 | -491.098 | 8.846 | |||||||
3000 | 85.917 | 416.085 | 343.946 | 216.416 | -584.037 | -487.923 | 8.495 | |||||||
3100 | 86.002 | 418.903 | 346.319 | 225.012 | -585.787 | -484.690 | 8.167 | |||||||
3200 | 86.079 | 421.635 | 348.630 | 233.617 | -587.546 | -481.401 | 7.858 | |||||||
3300 | 86.150 | 424.285 | 350.883 | 242.228 | -589.316 | -478.057 | 7.567 | |||||||
3400 | 86.214 | 426.858 | 353.079 | 250.846 | -591.095 | -474.658 | 7.292 | |||||||
3500 | 86.274 | 429.358 | 355.223 | 259.471 | -592.885 | -471.208 | 7.032 | |||||||
3600 | 86.328 | 431.789 | 357.317 | 268.101 | -594.684 | -467.706 | 6.786 | |||||||
3700 | 86.379 | 434.155 | 359.361 | 276.736 | -596.492 | -464.154 | 6.553 | |||||||
3800 | 86.426 | 436.459 | 361.360 | 285.377 | -598.311 | -460.552 | 6.331 | |||||||
3900 | 86.469 | 438.705 | 363.315 | 294.021 | -600.138 | -456.903 | 6.120 | |||||||
4000 | 86.509 | 440.894 | 365.227 | 302.670 | -601.975 | -453.208 | 5.918 | |||||||
4100 | 86.547 | 443.031 | 367.099 | 311.323 | -603.820 | -449.466 | 5.726 | |||||||
4200 | 86.581 | 445.117 | 368.931 | 319.979 | -1565.374 | -431.630 | 5.368 | |||||||
4300 | 86.614 | 447.155 | 370.727 | 328.639 | -1565.063 | -404.640 | 4.915 | |||||||
4400 | 86.644 | 449.146 | 372.487 | 337.302 | -1564.766 | -377.657 | 4.483 | |||||||
4500 | 86.672 | 451.094 | 374.212 | 345.968 | -1564.481 | -350.681 | 4.071 | |||||||
4600 | 86.699 | 452.999 | 375.904 | 354.637 | -1564.211 | -323.711 | 3.676 | |||||||
4700 | 86.724 | 454.864 | 377.564 | 363.308 | -1563.955 | -296.746 | 3.298 | |||||||
4800 | 86.747 | 456.690 | 379.194 | 371.981 | -1563.715 | -269.787 | 2.936 | |||||||
4900 | 86.769 | 458.479 | 380.794 | 380.657 | -1563.492 | -242.831 | 2.589 | |||||||
5000 | 86.790 | 460.232 | 382.365 | 389.335 | -1563.287 | -215.881 | 2.255 | |||||||
5100 | 86.810 | 461.951 | 383.909 | 398.015 | -1563.101 | -188.935 | 1.935 | |||||||
5200 | 86.828 | 463.637 | 385.426 | 406.697 | -1562.935 | -161.993 | 1.627 | |||||||
5300 | 86.846 | 465.291 | 386.917 | 415.381 | -1562.791 | -135.052 | 1.331 | |||||||
5400 | 86.862 | 466.914 | 388.384 | 424.066 | -1562.670 | -108.116 | 1.046 | |||||||
5500 | 86.878 | 468.508 | 389.826 | 432.753 | -1562.573 | -81.181 | 0.771 | |||||||
5600 | 86.893 | 470.074 | 391.245 | 441.442 | -1562.503 | -54.246 | 0.506 | |||||||
5700 | 86.907 | 471.612 | 392.641 | 450.132 | -1562.461 | -27.314 | 0.250 | |||||||
5800 | 86.920 | 473.124 | 394.016 | 458.823 | -1562.449 | -0.381 | 0.003 | |||||||
5900 | 86.933 | 474.609 | 395.370 | 467.516 | -1562.468 | 26.550 | -0.235 | |||||||
6000 | 86.945 | 476.071 | 396.702 | 476.210 | -1562.521 | 53.484 | -0.466 | |||||||
PREVIOUS: December 1964 (1 atm) | CURRENT: December 1964 (1 bar) | |||||||||||||
Boron Oxide ((BO)2) | B2O2(g) |
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