iron trifluoride


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 367.367. to 450.450. to 2000.
A -7121.0563700.45420.71224
B 46051.63-18458.634.085947
C -110935.534513.15-0.667784
D 94810.95-22814.010.139335
E 67.65870-56.946940.070077
F 846.9885-982.7055-254.9904
G -17850.748352.29448.11448
H -249.0010-249.0010-249.0010
ReferenceChase, 1998Chase, 1998Chase, 1998
Comment Data last reviewed in September, 1965 Data last reviewed in September, 1965 Data last reviewed in September, 1965
Temperature
(K)
Cp
(cal/mol*K)

(cal/mol*K)
-(G° - H°298.15)/T
(cal/mol*K)
H° - H°298.15
(kcal/mol)
298.21.7423.4823.49-0.00
300.21.9023.6323.490.04
Temperature
(K)
Cp
(cal/mol*K)

(cal/mol*K)
-(G° - H°298.15)/T
(cal/mol*K)
H° - H°298.15
(kcal/mol)
367.24.1628.4323.951.65
400.23.0930.4624.402.42
Temperature
(K)
Cp
(cal/mol*K)

(cal/mol*K)
-(G° - H°298.15)/T
(cal/mol*K)
H° - H°298.15
(kcal/mol)
450.22.7733.1825.243.57
500.22.8935.5826.164.71
600.23.1539.7828.097.01
700.23.4443.3730.029.34
800.23.7346.5231.8911.70
900.24.0449.3333.6814.09
1000.24.3451.8835.3716.51
1100.24.6454.2136.9818.96
1200.24.9456.3738.5121.44
1300.25.2458.3839.9623.95
1400.25.5460.2641.3426.48
1500.25.8462.0342.6629.05
1600.26.1463.7143.9331.65
1700.26.4465.3045.1434.28
1800.26.7466.8246.3036.94
1900.27.0468.2847.4239.63
2000.27.3569.6748.5042.35

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