Tungsten pentachloride
- Formula: Cl5W
- Molecular weight: 361.11
- CAS Registry Number: 13470-14-9
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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 (J/mol*K)
H° = standard enthalpy (kJ/mol)
S° = standard entropy (J/mol*K)
t = temperature (K) / 1000.
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| Temperature (K) | 526. to 1500. |
|---|---|
| A | 182.0040 |
| B | -2.571801×10-9 |
| C | 2.500774×10-9 |
| D | -7.915083×10-10 |
| E | -2.948905×10-11 |
| F | -549.6521 |
| G | 468.7544 |
| H | -495.3856 |
| Reference | Chase, 1998 |
| Comment | Data last reviewed in December, 1966 |
| Temperature (K) |
Cp (J/mol*K) |
S° (J/mol*K) |
-(G° - H°298.15)/T (J/mol*K) |
H° - H°298.15 (kJ/mol) |
|---|---|---|---|---|
| 526. | 182.0 | 351.8 | 273.0 | 41.47 |
| 600. | 182.0 | 375.8 | 284.2 | 54.94 |
| 700. | 182.0 | 403.8 | 299.4 | 73.14 |
| 800. | 182.0 | 428.1 | 314.0 | 91.34 |
| 900. | 182.0 | 449.6 | 327.9 | 109.5 |
| 1000. | 182.0 | 468.8 | 341.0 | 127.7 |
| 1100. | 182.0 | 486.1 | 353.4 | 145.9 |
| 1200. | 182.0 | 501.9 | 365.2 | 164.1 |
| 1300. | 182.0 | 516.5 | 376.2 | 182.3 |
| 1400. | 182.0 | 530.0 | 386.8 | 200.5 |
| 1500. | 182.0 | 542.6 | 396.7 | 218.7 |
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
- Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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