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Liquid 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) 3105. - 5000.
A 66.94400
B 0.000000
C 0.000000
D 0.000000
E 0.000000
F -580.9944
G 93.74712
H -532.6106
ReferenceChase, 1998
Comment Data last reviewed in December, 1974
Temperature
(K)
Cp
(J/mol*K)

(J/mol*K)
-(G° - H°298.15)/T
(J/mol*K)
H° - H°298.15
(kJ/mol)
3105.66.94169.6118.2159.5
3200.66.94171.6119.8165.8
3300.66.94173.7121.4172.5
3400.66.94175.7123.0179.2
3500.66.94177.6124.5185.9
3600.66.94179.5126.0192.6
3700.66.94181.3127.5199.3
3800.66.94183.1128.9206.0
3900.66.94184.9130.3212.7
4000.66.94186.6131.7219.4
4100.66.94188.2133.1226.1
4200.66.94189.8134.4232.8
4300.66.94191.4135.7239.5
4400.66.94192.9137.0246.2
4500.66.94194.4138.2252.9
4600.66.94195.9139.5259.6
4700.66.94197.3140.7266.3
4800.66.94198.8141.9272.9
4900.66.94200.1143.1279.6
5000.66.94201.5144.2286.3

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