sodium fluoride


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 1269.
A 12.66783
B -1.422598
C 3.002749
D 0.090398
E -0.116901
F -141.6525
G 27.20220
H -137.5201
ReferenceChase, 1998
Comment Data last reviewed in December, 1968
Temperature
(K)
Cp
(cal/mol*K)

(cal/mol*K)
-(G° - H°298.15)/T
(cal/mol*K)
H° - H°298.15
(kcal/mol)
298.11.2012.2312.24-0.00
300.11.2112.3112.240.02
400.11.8515.6312.691.18
500.12.2518.3213.562.38
600.12.5920.5914.543.63
700.12.9422.5515.554.90
800.13.3224.3116.546.21
900.13.7425.9017.497.57
1000.14.2227.3718.418.96
1100.14.7628.7519.2810.41
1200.15.3630.0620.1311.92

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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