titanium 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) 4500. - 6000.
A 36.25740
B -2.704541
C 1.691450
D -0.151753
E 9.805701
F 51.83580
G 281.4380
H 54.39200
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)
4500.44.99336.1299.0166.9
4600.45.30337.1299.8171.4
4700.45.60338.0300.6175.9
4800.45.89339.0301.4180.5
4900.46.17340.0302.2185.1
5000.46.44340.9302.9189.7
5100.46.71341.8303.7194.4
5200.46.96342.7304.4199.1
5300.47.19343.6305.2203.8
5400.47.42344.5305.9208.5
5500.47.63345.4306.6213.3
5600.47.82346.2307.3218.0
5700.47.99347.1308.0222.8
5800.48.15347.9308.7227.6
5900.48.29348.7309.3232.5
6000.48.42349.6310.0237.3

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

Go To: Top, Gas Phase Heat Capacity (Shomate Equation), References