vanadium oxide


Gas 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) 3500. - 6000.
A 44.16923
B -6.802305
C 2.368241
D -0.191252
E -3.325443
F 106.9112
G 275.8377
H 127.6120
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)
3500.40.90319.3285.0119.8
3600.41.19320.4286.0124.0
3700.41.49321.6286.9128.1
3800.41.79322.7287.9132.3
3900.42.10323.8288.8136.4
4000.42.40324.8289.7140.7
4100.42.71325.9290.5144.9
4200.43.02326.9291.4149.2
4300.43.32327.9292.2153.5
4400.43.62328.9293.0157.9
4500.43.92329.9293.9162.3
4600.44.22330.9294.7166.7
4700.44.51331.8295.4171.1
4800.44.79332.8296.2175.6
4900.45.06333.7297.0180.1
5000.45.32334.6297.7184.6
5100.45.58335.5298.4189.1
5200.45.82336.4299.2193.7
5300.46.05337.3299.9198.3
5400.46.27338.1300.6202.9
5500.46.47339.0301.3207.5
5600.46.65339.8301.9212.2
5700.46.82340.7302.6216.9
5800.46.97341.5303.3221.6
5900.47.10342.3303.9226.3
6000.47.21343.1304.6231.0

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

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