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Magnesium fluoride


Liquid 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) 1536. - 3000.
A 22.68690
B -1.267321×10-8
C 5.082560×10-9
D -6.946270×10-10
E -3.103500×10-9
F -266.4491
G 42.60141
H -256.2990
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)
1536.22.6952.3436.2624.70
1600.22.6953.2636.9226.15
1700.22.6954.6437.9228.42
1800.22.6955.9438.8930.69
1900.22.6957.1639.8232.96
2000.22.6958.3340.7135.22
2100.22.6959.4341.5837.49
2200.22.6960.4942.4239.76
2300.22.6961.5043.2242.03
2400.22.6962.4644.0144.30
2500.22.6963.3944.7646.57
2600.22.6964.2845.5048.84
2700.22.6965.1446.2151.10
2800.22.6965.9646.9053.37
2900.22.6966.7647.5755.64
3000.22.6967.5348.2257.91

References

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