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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Solid 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) | 298. to 1536. |
|---|---|
| A | 68.55149 |
| B | 22.72586 |
| C | -12.16218 |
| D | 2.573717 |
| E | -1.140865 |
| F | -1149.445 |
| G | 127.4522 |
| H | -1124.241 |
| 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) |
|---|---|---|---|---|
| 298. | 61.46 | 57.14 | 57.27 | -0.04 |
| 300. | 61.67 | 57.55 | 57.27 | 0.08 |
| 400. | 68.73 | 76.38 | 59.77 | 6.64 |
| 500. | 72.63 | 92.17 | 64.71 | 13.73 |
| 600. | 75.20 | 105.7 | 70.44 | 21.13 |
| 700. | 77.05 | 117.4 | 76.33 | 28.74 |
| 800. | 78.48 | 127.8 | 82.12 | 36.52 |
| 900. | 79.62 | 137.1 | 87.72 | 44.43 |
| 1000. | 80.55 | 145.5 | 93.08 | 52.44 |
| 1100. | 81.32 | 153.2 | 98.21 | 60.54 |
| 1200. | 81.96 | 160.3 | 103.1 | 68.70 |
| 1300. | 82.52 | 166.9 | 107.8 | 76.92 |
| 1400. | 83.01 | 173.1 | 112.2 | 85.20 |
| 1500. | 83.45 | 178.8 | 116.5 | 93.53 |
References
Go To: Top, Solid 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, Solid Phase Heat Capacity (Shomate Equation), References
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