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aluminium nitride


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 (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. - 6000.
A 8.655581
B 0.349458
C -0.067816
D 0.008077
E -0.094963
F 122.0860
G 64.45270
H 125.0000
ReferenceChase, 1998
Comment Data last reviewed in December, 1979
Temperature
(K)
Cp
(cal/mol*K)

(cal/mol*K)
-(G° - H°298.15)/T
(cal/mol*K)
H° - H°298.15
(kcal/mol)
298.7.6854.6154.61-0.00
300.7.7054.6654.610.01
400.8.1956.9554.920.81
500.8.4358.8155.521.64
600.8.5860.3656.202.50
700.8.6861.6956.893.36
800.8.7562.8557.574.23
900.8.8063.8958.215.11
1000.8.8564.8258.835.99
1100.8.8965.6659.416.88
1200.8.9366.4459.977.77
1300.8.9667.1560.498.66
1400.8.9967.8260.999.56
1500.9.0168.4461.4710.46
1600.9.0469.0261.9211.36
1700.9.0669.5762.3612.27
1800.9.0870.0962.7713.17
1900.9.1070.5863.1714.08
2000.9.1271.0563.5515.00
2100.9.1471.4963.9215.91
2200.9.1671.9264.2716.82
2300.9.1872.3364.6117.74
2400.9.2072.7264.9418.66
2500.9.2273.1065.2619.58
2600.9.2373.4665.5720.50
2700.9.2573.8165.8721.43
2800.9.2774.1466.1622.35
2900.9.2874.4766.4423.28
3000.9.3074.7866.7124.21
3100.9.3275.0966.9825.14
3200.9.3375.3867.2426.07
3300.9.3575.6767.4927.01
3400.9.3775.9567.7327.94
3500.9.3976.2267.9728.88
3600.9.4076.4968.2029.82
3700.9.4276.7568.4330.76
3800.9.4477.0068.6531.71
3900.9.4677.2468.8732.65
4000.9.4877.4869.0833.60
4100.9.5077.7269.2934.55
4200.9.5277.9569.4935.50
4300.9.5478.1769.6936.45
4400.9.5678.3969.8937.41
4500.9.5978.6070.0838.36
4600.9.6178.8270.2739.32
4700.9.6379.0270.4540.29
4800.9.6679.2370.6341.25
4900.9.6979.4370.8142.22
5000.9.7179.6270.9843.19
5100.9.7479.8171.1644.16
5200.9.7780.0071.3245.14
5300.9.8080.1971.4946.11
5400.9.8380.3771.6547.10
5500.9.8780.5571.8148.08
5600.9.9080.7371.9749.07
5700.9.9480.9172.1350.06
5800.9.9781.0872.2851.06
5900.10.0181.2572.4352.06
6000.10.0581.4272.5853.06

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