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Magnesium 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. - 1536.
A 16.38420
B 5.431611
C -2.906831
D 0.615133
E -0.272673
F -274.7239
G 30.46181
H -268.7000
ReferenceChase, 1998
Comment Data last reviewed in June, 1975
Temperature
(K)
Cp
(cal/mol*K)

(cal/mol*K)
-(G° - H°298.15)/T
(cal/mol*K)
H° - H°298.15
(kcal/mol)
298.14.6913.6613.69-0.01
300.14.7413.7513.690.02
400.16.4318.2514.281.59
500.17.3622.0315.473.28
600.17.9725.2516.845.05
700.18.4228.0618.246.87
800.18.7630.5419.638.73
900.19.0332.7620.9710.62
1000.19.2534.7822.2512.53
1100.19.4436.6323.4714.47
1200.19.5938.3224.6416.42
1300.19.7239.9025.7518.39
1400.19.8441.3626.8220.36
1500.19.9542.7327.8322.35

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

Go To: Top, Solid Phase Heat Capacity (Shomate Equation), References