molybdenum tribromide
- Formula: Br3Mo
- Molecular weight: 335.67
- CAS Registry Number: 13446-57-6
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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 (cal/mol*K)
H° = standard enthalpy (kcal/mol)
S° = standard entropy (cal/mol*K)
t = temperature (K) / 1000.
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| Temperature (K) | 298. - 1500. |
|---|---|
| A | 24.13760 |
| B | 3.506090 |
| C | -0.005372 |
| D | 0.001577 |
| E | 0.000112 |
| F | -75.15210 |
| G | 69.86589 |
| H | -67.80000 |
| Reference | Chase, 1998 |
| Comment | Data last reviewed in September, 1978 |
| Temperature (K) |
Cp (cal/mol*K) |
S° (cal/mol*K) |
-(G° - H°298.15)/T (cal/mol*K) |
H° - H°298.15 (kcal/mol) |
|---|---|---|---|---|
| 298. | 25.18 | 41.69 | 41.70 | -0.00 |
| 300. | 25.19 | 41.86 | 41.70 | 0.05 |
| 400. | 25.54 | 49.15 | 42.69 | 2.58 |
| 500. | 25.89 | 54.89 | 44.58 | 5.15 |
| 600. | 26.24 | 59.64 | 46.70 | 7.76 |
| 700. | 26.59 | 63.71 | 48.85 | 10.40 |
| 800. | 26.94 | 67.28 | 50.93 | 13.08 |
| 900. | 27.29 | 70.48 | 52.93 | 15.79 |
| 1000. | 27.64 | 73.37 | 54.83 | 18.54 |
| 1100. | 27.99 | 76.02 | 56.64 | 21.32 |
| 1200. | 28.34 | 78.47 | 58.36 | 24.14 |
| 1300. | 28.69 | 80.75 | 59.99 | 26.99 |
| 1400. | 29.04 | 82.89 | 61.55 | 29.87 |
| 1500. | 29.39 | 84.91 | 63.04 | 32.79 |
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
- Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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