Magnesium fluoride
- Formula: F2Mg
- Molecular weight: 62.3018
- IUPAC Standard InChI: InChI=1S/2FH.Mg/h2*1H;/q;;+2/p-2
- IUPAC Standard InChIKey: ORUIBWPALBXDOA-UHFFFAOYSA-L
- CAS Registry Number: 7783-40-6
- Chemical structure:
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Liquid Phase Heat Capacity (Shomate Equation)
Go To: Top, References, Notes
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) | 1536. to 3000. |
|---|---|
| A | 94.92199 |
| B | -5.302467×10-8 |
| C | 2.126544×10-8 |
| D | -2.906320×10-9 |
| E | -1.298504×10-8 |
| F | -1114.823 |
| G | 178.2443 |
| H | -1072.355 |
| Reference | Chase, 1998 |
| Comment | Data last reviewed in June, 1975 |
| Temperature (K) |
Cp (J/mol*K) |
S° (J/mol*K) |
-(G° - H°298.15)/T (J/mol*K) |
H° - H°298.15 (kJ/mol) |
|---|---|---|---|---|
| 1536. | 94.92 | 219.0 | 151.7 | 103.3 |
| 1600. | 94.92 | 222.9 | 154.5 | 109.4 |
| 1700. | 94.92 | 228.6 | 158.7 | 118.9 |
| 1800. | 94.92 | 234.0 | 162.7 | 128.4 |
| 1900. | 94.92 | 239.2 | 166.6 | 137.9 |
| 2000. | 94.92 | 244.0 | 170.4 | 147.4 |
| 2100. | 94.92 | 248.7 | 174.0 | 156.9 |
| 2200. | 94.92 | 253.1 | 177.5 | 166.4 |
| 2300. | 94.92 | 257.3 | 180.8 | 175.9 |
| 2400. | 94.92 | 261.3 | 184.1 | 185.3 |
| 2500. | 94.92 | 265.2 | 187.3 | 194.8 |
| 2600. | 94.92 | 268.9 | 190.4 | 204.3 |
| 2700. | 94.92 | 272.5 | 193.3 | 213.8 |
| 2800. | 94.92 | 276.0 | 196.2 | 223.3 |
| 2900. | 94.92 | 279.3 | 199.0 | 232.8 |
| 3000. | 94.92 | 282.5 | 201.8 | 242.3 |
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
- Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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