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cobalt difluoride


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. - 1400.
A 19.81510
B 0.605338
C 0.010959
D -0.002768
E -0.314077
F -167.4900
G 41.63310
H -160.5000
ReferenceChase, 1998
Comment Data last reviewed in June, 1970
Temperature
(K)
Cp
(cal/mol*K)

(cal/mol*K)
-(G° - H°298.15)/T
(cal/mol*K)
H° - H°298.15
(kcal/mol)
298.16.4619.5919.61-0.00
300.16.5119.7019.610.03
400.18.1024.7020.281.77
500.18.8628.8321.593.62
600.19.3132.3123.095.53
700.19.6035.3124.637.48
800.19.8137.9426.139.45
900.19.9840.2927.5811.44
1000.20.1142.4028.9613.44
1100.20.2344.3230.2715.46
1200.20.3346.0931.5117.49
1300.20.4347.7232.7019.53
1400.20.5249.2433.8221.58

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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