Lithium trifluoroberyllate
- Formula: BeF3Li
- Molecular weight: 72.948
- CAS Registry Number: 15552-34-8
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Liquid Phase Heat Capacity (Shomate Equation)
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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Cp° = A + B*t + C*t2 + D*t3 +
E/t2
H° − H°298.15= A*t + B*t2/2 +
C*t3/3 + D*t4/4 − E/t + F − H
S° = A*ln(t) + B*t + C*t2/2 + D*t3/3 −
E/(2*t2) + G
Cp = heat capacity (J/mol*K)
H° = standard enthalpy (kJ/mol)
S° = standard entropy (J/mol*K)
t = temperature (K) / 1000.
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| Temperature (K) | 650. to 2000. |
|---|---|
| A | 158.9920 |
| B | -7.512038×10-8 |
| C | 5.444974×10-8 |
| D | -1.286199×10-8 |
| E | -2.160485×10-9 |
| F | -1687.918 |
| G | 286.1316 |
| H | -1634.325 |
| Reference | Chase, 1998 |
| Comment | Data last reviewed in December, 1962 |
| Temperature (K) |
Cp (J/mol*K) |
S° (J/mol*K) |
-(G° - H°298.15)/T (J/mol*K) |
H° - H°298.15 (kJ/mol) |
|---|---|---|---|---|
| 650. | 159.0 | 217.6 | 141.1 | 49.75 |
| 700. | 159.0 | 229.4 | 147.0 | 57.70 |
| 800. | 159.0 | 250.7 | 158.7 | 73.60 |
| 900. | 159.0 | 269.4 | 169.9 | 89.50 |
| 1000. | 159.0 | 286.1 | 180.7 | 105.4 |
| 1100. | 159.0 | 301.3 | 191.0 | 121.3 |
| 1200. | 159.0 | 315.1 | 200.8 | 137.2 |
| 1300. | 159.0 | 327.8 | 210.1 | 153.1 |
| 1400. | 159.0 | 339.6 | 218.9 | 169.0 |
| 1500. | 159.0 | 350.6 | 227.3 | 184.9 |
| 1600. | 159.0 | 360.9 | 235.4 | 200.8 |
| 1700. | 159.0 | 370.5 | 243.0 | 216.7 |
| 1800. | 159.0 | 379.6 | 250.4 | 232.6 |
| 1900. | 159.0 | 388.2 | 257.4 | 248.5 |
| 2000. | 159.0 | 396.3 | 264.1 | 264.4 |
References
Go To: Top, Liquid Phase Heat Capacity (Shomate Equation), Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Chase, 1998
Chase, M.W., Jr.,
NIST-JANAF Themochemical Tables, Fourth Edition,
J. Phys. Chem. Ref. Data, Monograph 9, 1998, 1-1951. [all data]
Notes
Go To: Top, Liquid Phase Heat Capacity (Shomate Equation), References
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