Tantalum Oxide (TaO) O1Ta1(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 -8.766 193.721 193.721 INFINITE
100 29.105 208.958 267.528 -5.857 194.182 183.566 -95.885
200 29.398 229.177 243.870 -2.939 193.393 173.223 -45.241
250 29.921 235.789 241.615 -1.457 192.921 168.235 -35.151
 
298.15 30.600 241.116 241.116 0. 192.464 163.522 -28.648
 
300 30.628 241.305 241.116 0.057 192.447 163.343 -28.441
350 31.394 246.084 241.492 1.607 191.986 158.529 -23.659
400 32.136 250.325 242.336 3.196 191.541 153.780 -20.082
450 32.815 254.150 243.439 4.820 191.108 149.086 -17.305
500 33.424 257.639 244.687 6.476 190.683 144.439 -15.089
 
600 34.463 263.828 247.375 9.872 189.839 135.270 -11.776
700 35.344 269.208 250.118 13.363 188.999 126.242 -9.420
800 36.137 273.980 252.808 16.938 188.171 117.333 -7.661
900 36.875 278.280 255.403 20.589 187.363 108.527 -6.299
1000 37.564 282.201 257.890 24.311 186.575 99.810 -5.214
 
1100 38.201 285.812 260.266 28.100 185.799 91.171 -4.329
1200 38.779 289.161 262.536 31.950 185.027 82.603 -3.596
1300 39.297 292.286 264.706 35.854 184.256 74.099 -2.977
1400 39.759 295.215 266.781 39.807 183.492 65.654 -2.450
1500 40.173 297.973 268.770 43.804 182.742 57.263 -1.994
 
1600 40.549 300.577 270.677 47.840 182.007 48.922 -1.597
1700 40.900 303.046 272.509 51.913 181.279 40.626 -1.248
1800 41.237 305.394 274.272 56.020 180.539 32.373 -0.939
1900 41.572 307.632 275.969 60.160 179.770 24.163 -0.664
2000 41.915 309.773 277.606 64.335 178.971 15.994 -0.418
 
2100 42.272 311.827 279.187 68.544 178.142 7.865 -0.196
2200 42.650 313.802 280.716 72.790 177.286 -0.223 0.005
2300 43.050 315.707 282.196 77.075 176.402 -8.272 0.188
2400 43.475 317.548 283.631 81.401 175.487 -16.282 0.354
2500 43.923 319.332 285.023 85.771 174.539 -24.253 0.507
 
2600 44.393 321.063 286.376 90.186 173.551 -32.186 0.647
2700 44.882 322.748 287.692 94.650 172.514 -40.079 0.775
2800 45.385 324.389 288.974 99.163 171.417 -47.933 0.894
2900 45.898 325.991 290.223 103.727 170.249 -55.746 1.004
3000 46.417 327.555 291.441 108.343 168.993 -63.518 1.106
 
3100 46.937 329.086 292.631 113.011 167.630 -71.246 1.200
3200 47.454 330.584 293.794 117.730 166.142 -78.929 1.288
3300 47.962 332.052 294.931 122.501 128.049 -86.092 1.363
3400 48.459 333.492 296.044 127.322 126.662 -92.560 1.422
3500 48.940 334.903 297.134 132.192 125.316 -98.988 1.477
 
3600 49.402 336.288 298.202 137.110 124.010 -105.378 1.529
3700 49.843 337.648 299.250 142.072 122.741 -111.732 1.577
3800 50.260 338.983 300.278 147.077 121.509 -118.053 1.623
3900 50.652 340.294 301.288 152.123 120.309 -124.341 1.665
4000 51.018 341.581 302.279 157.207 119.141 -130.599 1.705
 
4100 51.356 342.845 303.253 162.326 118.002 -136.829 1.743
4200 51.667 344.086 304.210 167.477 116.889 -143.031 1.779
4300 51.950 345.305 305.152 172.658 115.799 -149.206 1.812
4400 52.205 346.502 306.078 177.866 114.730 -155.357 1.844
4500 52.433 347.678 306.990 183.098 113.679 -161.483 1.874
 
4600 52.635 348.833 307.887 188.352 112.644 -167.587 1.903
4700 52.811 349.967 308.770 193.624 111.621 -173.668 1.930
4800 52.963 351.080 309.640 198.913 110.608 -179.727 1.956
4900 53.091 352.174 310.497 204.216 109.603 -185.765 1.980
5000 53.197 353.247 311.341 209.531 108.603 -191.783 2.004
 
5100 53.282 354.302 312.173 214.855 107.606 -197.780 2.026
5200 53.348 355.337 312.993 220.187 106.610 -203.759 2.047
5300 53.395 356.354 313.802 225.524 105.612 -209.718 2.067
5400 53.425 357.352 314.599 230.865 104.610 -215.658 2.086
5500 53.440 358.332 315.385 236.208 103.602 -221.580 2.104
 
5600 53.440 359.295 316.161 241.553 102.586 -227.483 2.122
5700 53.427 360.241 316.926 246.896 101.561 -233.368 2.139
5800 53.401 361.170 317.681 252.238 -638.230 -236.433 2.129
5900 53.365 362.083 318.426 257.576 -639.492 -229.496 2.032
6000 53.318 362.979 319.161 262.910 -640.813 -222.535 1.937
 
PREVIOUS: December 1973 (1 atm) CURRENT: December 1973 (1 bar)
 
Tantalum Oxide (TaO) O1Ta1(g)

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