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sodium 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 (J/mol*K)
    H° = standard enthalpy (kJ/mol)
    S° = standard entropy (J/mol*K)
    t = temperature (K) / 1000.

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Temperature (K) 1269. - 3500.
A 66.43350
B -2.270481
C 0.701306
D -0.074194
E 9.035070
F -563.4560
G 145.0370
H -546.2040
ReferenceChase, 1998
Comment Data last reviewed in December, 1968
Temperature
(K)
Cp
(J/mol*K)

(J/mol*K)
-(G° - H°298.15)/T
(J/mol*K)
H° - H°298.15
(kJ/mol)
1269.70.14155.7109.658.53
1300.69.85157.4110.760.70
1400.69.04162.5114.267.65
1500.68.37167.3117.674.52
1600.67.82171.7120.881.32
1700.67.36175.8123.988.08
1800.66.97179.6126.994.80
1900.66.65183.2129.8101.5
2000.66.36186.6132.6108.1
2100.66.12189.9135.2114.8
2200.65.91192.9137.8121.4
2300.65.73195.8140.2127.9
2400.65.57198.6142.6134.5
2500.65.43201.3144.9141.1
2600.65.30203.9147.1147.6
2700.65.19206.3149.3154.1
2800.65.10208.7151.3160.6
2900.65.01211.0153.4167.1
3000.64.93213.2155.3173.6
3100.64.86215.3157.2180.1
3200.64.80217.4159.1186.6
3300.64.74219.4160.9193.1
3400.64.69221.3162.6199.6
3500.64.63223.2164.3206.0

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

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