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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Gas 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 (cal/mol*K)
H° = standard enthalpy (kcal/mol)
S° = standard entropy (cal/mol*K)
t = temperature (K) / 1000.
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| Temperature (K) | 3000. to 6000. |
|---|---|
| A | 13.31510 |
| B | 0.498786 |
| C | -0.133767 |
| D | 0.011342 |
| E | -0.177891 |
| F | -178.2870 |
| G | 76.25820 |
| H | -173.7000 |
| Reference | Chase, 1998 |
| Comment | Data last reviewed in June, 1975 |
| Temperature (K) |
Cp (cal/mol*K) |
S° (cal/mol*K) |
-(G° - H°298.15)/T (cal/mol*K) |
H° - H°298.15 (kcal/mol) |
|---|---|---|---|---|
| 3000. | 13.89 | 91.89 | 79.66 | 36.69 |
| 3100. | 13.90 | 92.35 | 80.07 | 38.08 |
| 3200. | 13.90 | 92.79 | 80.46 | 39.47 |
| 3300. | 13.90 | 93.22 | 80.84 | 40.86 |
| 3400. | 13.90 | 93.63 | 81.21 | 42.25 |
| 3500. | 13.89 | 94.03 | 81.57 | 43.64 |
| 3600. | 13.89 | 94.43 | 81.92 | 45.02 |
| 3700. | 13.89 | 94.81 | 82.26 | 46.41 |
| 3800. | 13.89 | 95.18 | 82.60 | 47.80 |
| 3900. | 13.89 | 95.54 | 82.92 | 49.19 |
| 4000. | 13.88 | 95.89 | 83.24 | 50.58 |
| 4100. | 13.88 | 96.23 | 83.56 | 51.97 |
| 4200. | 13.88 | 96.57 | 83.86 | 53.36 |
| 4300. | 13.88 | 96.89 | 84.16 | 54.74 |
| 4400. | 13.88 | 97.21 | 84.45 | 56.13 |
| 4500. | 13.88 | 97.52 | 84.74 | 57.52 |
| 4600. | 13.87 | 97.83 | 85.02 | 58.91 |
| 4700. | 13.87 | 98.13 | 85.30 | 60.30 |
| 4800. | 13.87 | 98.42 | 85.57 | 61.68 |
| 4900. | 13.87 | 98.71 | 85.83 | 63.07 |
| 5000. | 13.88 | 98.99 | 86.09 | 64.46 |
| 5100. | 13.88 | 99.26 | 86.35 | 65.85 |
| 5200. | 13.88 | 99.53 | 86.60 | 67.23 |
| 5300. | 13.88 | 99.79 | 86.85 | 68.62 |
| 5400. | 13.89 | 100.1 | 87.09 | 70.01 |
| 5500. | 13.89 | 100.3 | 87.33 | 71.40 |
| 5600. | 13.90 | 100.6 | 87.56 | 72.79 |
| 5700. | 13.91 | 100.8 | 87.79 | 74.18 |
| 5800. | 13.92 | 101.0 | 88.02 | 75.57 |
| 5900. | 13.93 | 101.3 | 88.24 | 76.96 |
| 6000. | 13.94 | 101.5 | 88.46 | 78.35 |
References
Go To: Top, Gas 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, Gas Phase Heat Capacity (Shomate Equation), References
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