beryllium


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) 2741.437 - 6000.
A 6.828860
B -1.286970
C 0.248124
D -0.002892
E -1.018480
F 73.65650
G 39.25440
H 77.43791
ReferenceChase, 1998
Comment Data last reviewed in September, 1983
Temperature
(K)
Cp
(cal/mol*K)

(cal/mol*K)
-(G° - H°298.15)/T
(cal/mol*K)
H° - H°298.15
(kcal/mol)
2741.4.9743.5939.1712.14
2800.4.9843.7039.2612.43
2900.4.9943.8739.4212.93
3000.5.0144.0439.5713.43
3100.5.0344.2139.7113.93
3200.5.0644.3739.8614.43
3300.5.0944.5240.0014.94
3400.5.1244.6840.1315.45
3500.5.1644.8240.2615.97
3600.5.2044.9740.3916.48
3700.5.2445.1140.5217.01
3800.5.2945.2540.6417.53
3900.5.3545.3940.7618.06
4000.5.4045.5340.8818.60
4100.5.4645.6640.9919.14
4200.5.5345.8041.1119.69
4300.5.6045.9341.2220.25
4400.5.6746.0641.3320.81
4500.5.7546.1841.4321.38
4600.5.8346.3141.5421.96
4700.5.9146.4441.6422.55
4800.6.0046.5641.7423.15
4900.6.1046.6941.8423.75
5000.6.1946.8141.9424.37
5100.6.3046.9442.0424.99
5200.6.4047.0642.1325.63
5300.6.5147.1842.2226.27
5400.6.6247.3042.3226.93
5500.6.7447.4342.4127.60
5600.6.8647.5542.5028.28
5700.6.9947.6742.5928.97
5800.7.1247.7942.6829.67
5900.7.2547.9242.7730.39
6000.7.3948.0442.8531.12

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