Boric Acid (H3BO3) | B1H3O3(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) | ![]() |
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log Kf | |||||||
0 | 12.472 | 0. | INFINITE | -15.356 | -980.694 | -980.694 | INFINITE | |||||||
100 | 46.202 | 237.715 | 345.491 | -10.778 | -984.995 | -967.630 | 505.438 | |||||||
200 | 53.861 | 271.626 | 300.833 | -5.841 | -988.799 | -948.771 | 247.794 | |||||||
250 | 59.585 | 284.250 | 296.280 | -3.007 | -990.617 | -938.553 | 196.100 | |||||||
298.15 | 65.338 | 295.237 | 295.237 | 0. | -992.277 | -928.373 | 162.647 | |||||||
300 | 65.558 | 295.642 | 295.238 | 0.121 | -992.339 | -927.976 | 161.575 | |||||||
350 | 71.395 | 306.189 | 296.058 | 3.546 | -993.930 | -917.121 | 136.873 | |||||||
400 | 76.864 | 316.085 | 297.949 | 7.254 | -995.384 | -906.048 | 118.318 | |||||||
450 | 81.857 | 325.431 | 300.488 | 11.224 | -996.708 | -894.800 | 103.866 | |||||||
500 | 86.355 | 334.293 | 303.429 | 15.432 | -997.910 | -883.411 | 92.289 | |||||||
600 | 94.017 | 350.739 | 309.966 | 24.464 | -999.992 | -860.309 | 74.897 | |||||||
700 | 100.271 | 365.717 | 316.876 | 34.188 | -1001.711 | -836.888 | 62.449 | |||||||
800 | 105.498 | 379.457 | 323.852 | 44.484 | -1003.133 | -813.242 | 53.099 | |||||||
900 | 109.953 | 392.147 | 330.744 | 55.262 | -1004.306 | -789.433 | 45.818 | |||||||
1000 | 113.798 | 403.935 | 337.481 | 66.454 | -1005.275 | -765.505 | 39.986 | |||||||
1100 | 117.137 | 414.942 | 344.028 | 78.005 | -1006.076 | -741.487 | 35.210 | |||||||
1200 | 120.047 | 425.262 | 350.372 | 89.868 | -1006.743 | -717.404 | 31.228 | |||||||
1300 | 122.589 | 434.973 | 356.510 | 102.002 | -1007.306 | -693.269 | 27.856 | |||||||
1400 | 124.814 | 444.141 | 362.445 | 114.375 | -1007.789 | -669.093 | 24.964 | |||||||
1500 | 126.764 | 452.821 | 368.183 | 126.956 | -1008.217 | -644.886 | 22.457 | |||||||
1600 | 128.478 | 461.058 | 373.733 | 139.720 | -1008.607 | -620.651 | 20.262 | |||||||
1700 | 129.988 | 468.893 | 379.102 | 152.645 | -1008.976 | -596.392 | 18.325 | |||||||
1800 | 131.321 | 476.361 | 384.299 | 165.711 | -1009.338 | -572.113 | 16.602 | |||||||
1900 | 132.501 | 483.494 | 389.334 | 178.904 | -1009.706 | -547.812 | 15.060 | |||||||
2000 | 133.550 | 490.317 | 394.214 | 192.207 | -1010.089 | -523.492 | 13.672 | |||||||
2100 | 134.484 | 496.856 | 398.947 | 205.610 | -1010.495 | -499.152 | 12.416 | |||||||
2200 | 135.319 | 503.132 | 403.541 | 219.101 | -1010.932 | -474.792 | 11.273 | |||||||
2300 | 136.067 | 509.164 | 408.003 | 232.671 | -1011.405 | -450.412 | 10.229 | |||||||
2400 | 136.740 | 514.969 | 412.340 | 246.312 | -1062.178 | -424.942 | 9.249 | |||||||
2500 | 137.346 | 520.564 | 416.557 | 260.017 | -1062.816 | -398.377 | 8.324 | |||||||
2600 | 137.893 | 525.962 | 420.662 | 273.779 | -1063.470 | -371.787 | 7.469 | |||||||
2700 | 138.390 | 531.175 | 424.659 | 287.594 | -1064.142 | -345.170 | 6.678 | |||||||
2800 | 138.841 | 536.216 | 428.554 | 301.456 | -1064.836 | -318.529 | 5.942 | |||||||
2900 | 139.251 | 541.096 | 432.351 | 315.360 | -1065.553 | -291.863 | 5.257 | |||||||
3000 | 139.626 | 545.823 | 436.055 | 329.305 | -1066.296 | -265.171 | 4.617 | |||||||
3100 | 139.970 | 550.407 | 439.670 | 343.285 | -1067.064 | -238.454 | 4.018 | |||||||
3200 | 140.284 | 554.856 | 443.200 | 357.298 | -1067.860 | -211.713 | 3.456 | |||||||
3300 | 140.574 | 559.177 | 446.650 | 371.341 | -1068.683 | -184.946 | 2.927 | |||||||
3400 | 140.840 | 563.378 | 450.021 | 385.412 | -1069.535 | -158.153 | 2.430 | |||||||
3500 | 141.086 | 567.464 | 453.319 | 399.508 | -1070.417 | -131.335 | 1.960 | |||||||
3600 | 141.313 | 571.442 | 456.545 | 413.628 | -1071.328 | -104.491 | 1.516 | |||||||
3700 | 141.524 | 575.316 | 459.703 | 427.770 | -1072.269 | -77.622 | 1.096 | |||||||
3800 | 141.719 | 579.093 | 462.795 | 441.932 | -1073.241 | -50.726 | 0.697 | |||||||
3900 | 141.901 | 582.777 | 465.825 | 456.114 | -1074.243 | -23.804 | 0.319 | |||||||
4000 | 142.070 | 586.372 | 468.794 | 470.312 | -1075.276 | 3.142 | -0.041 | |||||||
4100 | 142.227 | 589.882 | 471.704 | 484.527 | -1076.340 | 30.116 | -0.384 | |||||||
4200 | 142.374 | 593.311 | 474.559 | 498.757 | -1557.285 | 64.140 | -0.798 | |||||||
4300 | 142.512 | 596.663 | 477.360 | 513.002 | -1557.325 | 102.747 | -1.248 | |||||||
4400 | 142.641 | 599.940 | 480.109 | 527.259 | -1557.399 | 141.353 | -1.678 | |||||||
4500 | 142.762 | 603.147 | 482.807 | 541.530 | -1557.507 | 179.961 | -2.089 | |||||||
4600 | 142.875 | 606.286 | 485.458 | 555.812 | -1557.650 | 218.573 | -2.482 | |||||||
4700 | 142.982 | 609.360 | 488.061 | 570.104 | -1557.828 | 257.189 | -2.858 | |||||||
4800 | 143.082 | 612.371 | 490.620 | 584.408 | -1558.042 | 295.809 | -3.219 | |||||||
4900 | 143.176 | 615.323 | 493.135 | 598.721 | -1558.293 | 334.434 | -3.565 | |||||||
5000 | 143.266 | 618.216 | 495.608 | 613.043 | -1558.581 | 373.064 | -3.897 | |||||||
5100 | 143.350 | 621.054 | 498.040 | 627.374 | -1558.907 | 411.700 | -4.217 | |||||||
5200 | 143.429 | 623.838 | 500.432 | 641.713 | -1559.272 | 450.342 | -4.524 | |||||||
5300 | 143.505 | 626.571 | 502.786 | 656.059 | -1559.675 | 488.993 | -4.819 | |||||||
5400 | 143.576 | 629.254 | 505.104 | 670.413 | -1560.119 | 527.651 | -5.104 | |||||||
5500 | 143.643 | 631.889 | 507.385 | 684.774 | -1560.604 | 566.317 | -5.378 | |||||||
5600 | 143.707 | 634.478 | 509.631 | 699.142 | -1561.130 | 604.994 | -5.643 | |||||||
5700 | 143.768 | 637.022 | 511.844 | 713.516 | -1561.698 | 643.679 | -5.899 | |||||||
5800 | 143.826 | 639.523 | 514.024 | 727.895 | -1562.309 | 682.377 | -6.145 | |||||||
5900 | 143.881 | 641.982 | 516.172 | 742.281 | -1562.964 | 721.081 | -6.384 | |||||||
6000 | 143.934 | 644.401 | 518.289 | 756.672 | -1563.664 | 759.801 | -6.615 | |||||||
PREVIOUS: December 1964 (1 atm) | CURRENT: December 1964 (1 bar) | |||||||||||||
Boric Acid (H3BO3) | B1H3O3(g) |
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