beryllium acetylide


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. to 700.700. to 2400.
A -53.42949-28.30903
B 311.914468.70363
C -542.7749-32.35229
D 331.30505.140990
E 0.9102964.390823
F -12.43882-4.233127
G -127.4343-32.42137
H -21.70000-21.70000
ReferenceChase, 1998Chase, 1998
Comment Data last reviewed in June, 1963 Data last reviewed in June, 1963
Temperature
(K)
Cp
(cal/mol*K)

(cal/mol*K)
-(G° - H°298.15)/T
(cal/mol*K)
H° - H°298.15
(kcal/mol)
298.10.343.903.90-0.00
300.10.353.973.900.02
400.11.397.094.321.11
500.11.899.695.142.28
600.12.4111.906.093.49
700.14.4513.937.064.81
Temperature
(K)
Cp
(cal/mol*K)

(cal/mol*K)
-(G° - H°298.15)/T
(cal/mol*K)
H° - H°298.15
(kcal/mol)
700.14.6613.957.064.82
800.15.4415.958.056.32
900.16.4917.839.037.92
1000.17.5719.6210.009.62
1100.18.5921.3510.9611.43
1200.19.4823.0011.8913.33
1300.20.2224.5912.8115.32
1400.20.8126.1213.7117.37
1500.21.2627.5714.5819.48
1600.21.5728.9515.4421.62
1700.21.7730.2616.2723.79
1800.21.8731.5117.0825.97
1900.21.9132.7017.8728.16
2000.21.9133.8218.6430.35
2100.21.9034.8919.3932.54
2200.21.9035.9120.1234.73
2300.21.9536.8820.8336.92
2400.22.0637.8221.5239.12

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

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