magnesium bromide
- Formula: Br2Mg
- Molecular weight: 184.113
- CAS Registry Number: 7789-48-2
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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) | 2000. to 6000. |
|---|---|
| A | 14.82150 |
| B | 0.070295 |
| C | -0.019036 |
| D | 0.001624 |
| E | -0.073111 |
| F | -77.06740 |
| G | 89.45179 |
| H | -72.40019 |
| Reference | Chase, 1998 |
| Comment | Data last reviewed in June, 1974 |
| Temperature (K) |
Cp (cal/mol*K) |
S° (cal/mol*K) |
-(G° - H°298.15)/T (cal/mol*K) |
H° - H°298.15 (kcal/mol) |
|---|---|---|---|---|
| 2000. | 14.88 | 99.84 | 87.29 | 25.11 |
| 2100. | 14.88 | 100.6 | 87.90 | 26.60 |
| 2200. | 14.89 | 101.3 | 88.49 | 28.09 |
| 2300. | 14.89 | 101.9 | 89.06 | 29.57 |
| 2400. | 14.89 | 102.6 | 89.61 | 31.06 |
| 2500. | 14.89 | 103.2 | 90.14 | 32.55 |
| 2600. | 14.89 | 103.7 | 90.65 | 34.04 |
| 2700. | 14.89 | 104.3 | 91.15 | 35.53 |
| 2800. | 14.90 | 104.9 | 91.63 | 37.02 |
| 2900. | 14.90 | 105.4 | 92.09 | 38.51 |
| 3000. | 14.90 | 105.9 | 92.55 | 40.00 |
| 3100. | 14.90 | 106.4 | 92.98 | 41.49 |
| 3200. | 14.90 | 106.8 | 93.41 | 42.98 |
| 3300. | 14.90 | 107.3 | 93.82 | 44.47 |
| 3400. | 14.90 | 107.7 | 94.23 | 45.96 |
| 3500. | 14.90 | 108.2 | 94.62 | 47.45 |
| 3600. | 14.90 | 108.6 | 95.00 | 48.94 |
| 3700. | 14.90 | 109.0 | 95.37 | 50.43 |
| 3800. | 14.90 | 109.4 | 95.74 | 51.92 |
| 3900. | 14.90 | 109.8 | 96.09 | 53.41 |
| 4000. | 14.90 | 110.2 | 96.44 | 54.90 |
| 4100. | 14.90 | 110.5 | 96.78 | 56.39 |
| 4200. | 14.90 | 110.9 | 97.11 | 57.88 |
| 4300. | 14.90 | 111.2 | 97.44 | 59.37 |
| 4400. | 14.90 | 111.6 | 97.75 | 60.86 |
| 4500. | 14.90 | 111.9 | 98.06 | 62.35 |
| 4600. | 14.90 | 112.2 | 98.37 | 63.84 |
| 4700. | 14.90 | 112.6 | 98.67 | 65.33 |
| 4800. | 14.90 | 112.9 | 98.96 | 66.81 |
| 4900. | 14.90 | 113.2 | 99.25 | 68.30 |
| 5000. | 14.90 | 113.5 | 99.53 | 69.79 |
| 5100. | 14.90 | 113.8 | 99.81 | 71.28 |
| 5200. | 14.90 | 114.1 | 100.1 | 72.77 |
| 5300. | 14.90 | 114.4 | 100.3 | 74.26 |
| 5400. | 14.90 | 114.6 | 100.6 | 75.75 |
| 5500. | 14.90 | 114.9 | 100.9 | 77.24 |
| 5600. | 14.90 | 115.2 | 101.1 | 78.73 |
| 5700. | 14.90 | 115.4 | 101.4 | 80.22 |
| 5800. | 14.90 | 115.7 | 101.6 | 81.71 |
| 5900. | 14.90 | 116.0 | 101.9 | 83.20 |
| 6000. | 14.91 | 116.2 | 102.1 | 84.69 |
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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