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titanium diboride


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) 3193. - 6000.
A 108.7840
B -2.522786×10-7
C 4.983437×10-8
D -3.369619×10-9
E -5.362299×10-7
F -274.2219
G 115.4679
H -188.0294
ReferenceChase, 1998
Comment Data last reviewed in June, 1965
Temperature
(K)
Cp
(J/mol*K)

(J/mol*K)
-(G° - H°298.15)/T
(J/mol*K)
H° - H°298.15
(kJ/mol)
3193.108.8241.8160.0261.2
3200.108.8242.0160.2261.9
3300.108.8245.3162.7272.8
3400.108.8248.6165.2283.7
3500.108.8251.7167.6294.6
3600.108.8254.8170.0305.4
3700.108.8257.8172.3316.3
3800.108.8260.7174.6327.2
3900.108.8263.5176.8338.1
4000.108.8266.3179.0348.9
4100.108.8269.0181.2359.8
4200.108.8271.6183.3370.7
4300.108.8274.1185.4381.6
4400.108.8276.6187.4392.5
4500.108.8279.1189.5403.3
4600.108.8281.5191.4414.2
4700.108.8283.8193.4425.1
4800.108.8286.1195.3436.0
4900.108.8288.4197.2446.8
5000.108.8290.5199.0457.7
5100.108.8292.7200.8468.6
5200.108.8294.8202.6479.5
5300.108.8296.9204.4490.4
5400.108.8298.9206.1501.2
5500.108.8300.9207.8512.1
5600.108.8302.9209.5523.0
5700.108.8304.8211.1533.9
5800.108.8306.7212.8544.8
5900.108.8308.6214.4555.6
6000.108.8310.4216.0566.5

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