lead dibromide
- Formula: Br2Pb
- Molecular weight: 367.0
- CAS Registry Number: 10031-22-8
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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 (cal/mol*K)
H° = standard enthalpy (kcal/mol)
S° = standard entropy (cal/mol*K)
t = temperature (K) / 1000.
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| Temperature (K) | 644. - 2000. |
|---|---|
| A | 26.80000 |
| B | 0.000000 |
| C | 0.000000 |
| D | 0.000000 |
| E | 0.000000 |
| F | -72.67469 |
| G | 71.76190 |
| H | -63.91310 |
| Reference | Chase, 1998 |
| Comment | Data last reviewed in December, 1973 |
| Temperature (K) |
Cp (cal/mol*K) |
S° (cal/mol*K) |
-(G° - H°298.15)/T (cal/mol*K) |
H° - H°298.15 (kcal/mol) |
|---|---|---|---|---|
| 644. | 26.80 | 59.97 | 46.77 | 8.50 |
| 700. | 26.80 | 62.20 | 47.92 | 10.0 |
| 800. | 26.80 | 65.78 | 49.93 | 12.68 |
| 900. | 26.80 | 68.94 | 51.87 | 15.36 |
| 1000. | 26.80 | 71.76 | 53.72 | 18.04 |
| 1100. | 26.80 | 74.32 | 55.48 | 20.72 |
| 1200. | 26.80 | 76.65 | 57.15 | 23.40 |
| 1300. | 26.80 | 78.79 | 58.73 | 26.08 |
| 1400. | 26.80 | 80.78 | 60.24 | 28.76 |
| 1500. | 26.80 | 82.63 | 61.67 | 31.44 |
| 1600. | 26.80 | 84.36 | 63.03 | 34.12 |
| 1700. | 26.80 | 85.98 | 64.34 | 36.80 |
| 1800. | 26.80 | 87.51 | 65.58 | 39.48 |
| 1900. | 26.80 | 88.96 | 66.77 | 42.16 |
| 2000. | 26.80 | 90.34 | 67.92 | 44.84 |
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
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