vanadium oxide


Solid Phase Heat Capacity (Shomate Equation)

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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) 298. - 2063.
A 45.97044
B 14.46601
C 0.619521
D -0.177508
E -0.420735
F -447.5290
G 88.02508
H -431.7888
ReferenceChase, 1998
Comment Data last reviewed in December, 1973
Temperature
(K)
Cp
(J/mol*K)

(J/mol*K)
-(G° - H°298.15)/T
(J/mol*K)
H° - H°298.15
(kJ/mol)
298.45.5939.0839.010.02
300.45.6939.3839.020.11
400.49.2253.0540.884.87
500.51.6564.3144.479.92
600.53.6773.9048.5915.19
700.55.4882.3252.8220.64
800.57.1989.8456.9926.28
900.58.8496.6761.0232.08
1000.60.46103.064.9138.05
1100.62.05108.868.6344.17
1200.63.62114.372.2150.46
1300.65.18119.475.6456.90
1400.66.74124.378.9563.49
1500.68.28129.082.1370.24
1600.69.81133.485.1977.15
1700.71.34137.788.1684.20
1800.72.85141.891.0291.41
1900.74.36145.893.8098.77
2000.75.86149.696.50106.3

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