Cryolite, Beta (Na3AlF6) | Al1F6Na3(cr) | |||||||||||||
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 | ||||||||||||||
100 | ||||||||||||||
200 | ||||||||||||||
298.15 | 194.723 | 284.881 | 284.881 | 0. | -3288.781 | -3137.880 | 549.744 | |||||||
300 | 194.744 | 286.086 | 284.885 | 0.360 | -3288.796 | -3136.943 | 546.190 | |||||||
400 | 200.916 | 342.763 | 292.572 | 20.077 | -3298.111 | -3085.524 | 402.928 | |||||||
500 | 212.464 | 388.778 | 307.340 | 40.719 | -3299.502 | -3032.196 | 316.771 | |||||||
600 | 226.103 | 428.705 | 324.306 | 62.639 | -3299.786 | -2978.688 | 259.318 | |||||||
700 | 240.747 | 464.652 | 341.827 | 85.977 | -3298.807 | -2925.231 | 218.283 | |||||||
800 | 255.977 | 497.791 | 359.276 | 110.812 | -3296.509 | -2872.005 | 187.523 | |||||||
836.000 | 261.500 | 509.179 | 363.999 | 121.370 | ALPHA <--> BETA | |||||||||
900 | 271.458 | 528.831 | 376.408 | 137.181 | 3292.905 2819.145 163.619 | |||||||||
1000 | 287.148 | 558.243 | 393.133 | 165.109 | -3298.624 | -2765.994 | 144.481 | |||||||
1100 | 302.963 | 586.352 | 409.430 | 194.615 | -3292.178 | -2713.032 | 128.831 | |||||||
1200 | 318.863 | 613.395 | 425.307 | 225.706 | -3574.631 | -2653.397 | 115.499 | |||||||
1285.000 | 332.461 | 635.677 | 438.489 | 253.387 | BETA <--> LIQUID | |||||||||
1300 | 334.846 | 639.549 | 440.786 | 258.392 | 3562.664 2577.103 103.549 | |||||||||
1400 | 350.870 | 664.950 | 455.895 | 292.678 | -3549.161 | -2501.787 | 93.343 | |||||||
1500 | 366.895 | 689.704 | 470.661 | 328.566 | -3534.115 | -2427.490 | 84.533 | |||||||
PREVIOUS: | CURRENT: December 1979 | |||||||||||||
Cryolite, Beta (Na3AlF6) | Al1F6Na3(cr) |
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