Pentaborane (B5H9) B5H9(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 -15.163 102.230 102.230 INFINITE
100 34.678 216.114 334.297 -11.818 91.958 115.828 -60.502
200 57.782 245.727 282.800 -7.415 82.575 143.319 -37.431
250 75.771 260.522 276.853 -4.083 77.768 159.061 -33.234
 
298.15 93.818 275.410 275.410 0. 73.220 175.133 -30.683
 
300 94.509 275.993 275.412 0.174 73.049 175.766 -30.604
350 112.830 291.947 276.630 5.361 68.579 193.243 -28.840
400 130.205 308.160 279.557 11.441 64.427 211.339 -27.598
450 146.409 324.443 283.639 18.362 60.637 229.935 -26.690
500 161.367 340.654 288.531 26.061 57.240 248.932 -26.006
 
600 187.614 372.467 299.884 43.550 51.642 287.822 -25.057
700 209.395 403.077 312.455 63.435 47.531 327.530 -24.441
800 227.365 432.249 325.622 85.302 44.697 367.737 -24.011
900 242.175 459.912 339.020 108.803 42.903 408.234 -23.693
1000 254.403 486.081 352.430 133.651 41.923 448.886 -23.447
 
1100 264.538 510.819 365.715 159.614 41.561 489.604 -23.249
1200 272.980 534.209 378.791 186.502 41.653 530.334 -23.085
1300 280.052 556.347 391.605 214.164 42.064 571.043 -22.945
1400 286.013 577.325 404.128 242.476 42.688 611.711 -22.823
1500 291.069 597.235 416.344 271.337 43.441 652.330 -22.716
 
1600 295.384 616.162 428.246 300.665 44.258 692.895 -22.621
1700 299.088 634.183 439.834 330.393 45.084 733.410 -22.535
1800 302.287 651.371 451.113 360.466 45.882 773.877 -22.457
1900 305.064 667.791 462.088 390.836 46.617 814.300 -22.387
2000 307.488 683.502 472.769 421.467 47.264 854.688 -22.322
 
2100 309.615 698.557 483.165 452.324 47.805 895.045 -22.263
2200 311.489 713.005 493.286 483.381 48.222 935.379 -22.209
2300 313.149 726.888 503.143 514.615 48.503 975.698 -22.159
2400 314.625 740.247 512.745 546.005 -202.660 1021.352 -22.229
2500 315.942 753.118 522.104 577.535 -203.071 1072.361 -22.406
 
2600 317.122 765.533 531.230 609.189 -203.482 1123.386 -22.569
2700 318.183 777.522 540.131 640.955 -203.899 1174.427 -22.721
2800 319.141 789.111 548.817 672.822 -204.330 1225.484 -22.862
2900 320.007 800.325 557.298 704.780 -204.779 1276.557 -22.993
3000 320.793 811.187 565.581 736.821 -205.251 1327.645 -23.116
 
3100 321.509 821.718 573.674 768.936 -205.750 1378.749 -23.232
3200 322.163 831.936 581.586 801.121 -206.279 1429.871 -23.340
3300 322.761 841.859 589.323 833.367 -206.843 1481.010 -23.442
3400 323.309 851.502 596.893 865.671 -207.444 1532.165 -23.539
3500 323.814 860.882 604.302 898.028 -208.084 1583.339 -23.630
 
3600 324.278 870.010 611.557 930.432 -208.766 1634.532 -23.716
3700 324.707 878.901 618.663 962.882 -209.493 1685.745 -23.798
3800 325.104 887.566 625.626 995.373 -210.265 1736.978 -23.876
3900 325.472 896.016 632.451 1027.902 -211.086 1788.232 -23.951
4000 325.814 904.260 639.144 1060.466 -211.957 1839.507 -24.021
 
4100 326.131 912.309 645.708 1093.064 -212.878 1890.806 -24.089
4200 326.427 920.172 652.150 1125.692 -2613.099 1977.248 -24.591
4300 326.704 927.856 658.473 1158.349 -2608.690 2086.489 -25.346
4400 326.962 935.370 664.681 1191.032 -2604.344 2195.629 -26.065
4500 327.203 942.720 670.778 1223.740 -2600.062 2304.670 -26.752
 
4600 327.430 949.914 676.768 1256.472 -2595.847 2413.618 -27.407
4700 327.642 956.959 682.655 1289.226 -2591.698 2522.474 -28.034
4800 327.842 963.859 688.442 1322.000 -2587.617 2631.245 -28.634
4900 328.030 970.620 694.132 1354.794 -2583.605 2739.928 -29.208
5000 328.207 977.249 699.728 1387.606 -2579.661 2848.533 -29.758
 
5100 328.374 983.750 705.234 1420.435 -2575.787 2957.056 -30.286
5200 328.531 990.128 710.651 1453.280 -2571.983 3065.507 -30.793
5300 328.680 996.388 715.984 1486.141 -2568.247 3173.885 -31.281
5400 328.821 1002.533 721.233 1519.016 -2564.579 3282.193 -31.749
5500 328.955 1008.568 726.403 1551.905 -2560.978 3390.432 -32.200
 
5600 329.081 1014.496 731.495 1584.807 -2557.444 3498.608 -32.634
5700 329.201 1020.322 736.511 1617.721 -2553.975 3606.721 -33.052
5800 329.315 1026.048 741.454 1650.647 -2550.569 3714.775 -33.455
5900 329.423 1031.678 746.325 1683.584 -2547.226 3822.767 -33.844
6000 329.526 1037.216 751.127 1716.531 -2543.942 3930.705 -34.220
 
PREVIOUS: March 1965 (1 atm) CURRENT: March 1965 (1 bar)
 
Pentaborane (B5H9) B5H9(g)

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