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titanium 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 (cal/mol*K)
    H° = standard enthalpy (kcal/mol)
    S° = standard entropy (cal/mol*K)
    t = temperature (K) / 1000.

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Temperature (K) 298. - 2023.298. - 2023.
A 9.9875919.983160
B 4.3607614.370510
C -0.089081-0.095437
D 0.0155860.016853
E -0.154094-0.153905
F -133.3890-132.3870
G 18.2311019.01460
H -129.7000-128.7000
ReferenceChase, 1998Chase, 1998
Comment «alpha» phase; Data last reviewed in December, 1973 «beta» phase; Data last reviewed in December, 1973
Temperature
(K)
Cp
(cal/mol*K)

(cal/mol*K)
-(G° - H°298.15)/T
(cal/mol*K)
H° - H°298.15
(kcal/mol)
298.9.548.308.31-0.00
300.9.588.378.310.02
400.10.7611.308.701.04
500.11.5313.799.482.15
600.12.1515.9410.383.34
700.12.6917.8611.314.58
800.13.1919.5912.245.88
900.13.6621.1713.157.22
1000.14.1222.6314.028.61
1100.14.5724.0014.8710.04
1200.15.0125.2815.6811.52
1300.15.4526.5016.4713.04
1400.15.8827.6617.2314.61
1500.16.3128.7717.9616.22
1600.16.7429.8418.6717.87
1700.17.1730.8719.3619.57
1800.17.5931.8620.0221.31
1900.18.0232.8220.6723.09
2000.18.4433.7621.3024.91
Temperature
(K)
Cp
(cal/mol*K)

(cal/mol*K)
-(G° - H°298.15)/T
(cal/mol*K)
H° - H°298.15
(kcal/mol)
298.9.549.099.10-0.00
300.9.589.169.100.02
400.10.7612.099.491.04
500.11.5314.5810.272.15
600.12.1516.7411.173.34
700.12.6918.6512.104.58
800.13.1920.3813.035.88
900.13.6621.9613.947.22
1000.14.1223.4214.818.61
1100.14.5724.7915.6610.04
1200.15.0126.0716.4711.52
1300.15.4527.2917.2613.04
1400.15.8828.4518.0214.61
1500.16.3129.5618.7516.22
1600.16.7430.6319.4617.87
1700.17.1731.6620.1519.57
1800.17.5932.6520.8121.31
1900.18.0233.6121.4623.09
2000.18.4434.5522.0924.91

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