calcium

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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) 1115. to 1773.658
A 8.365211
B 2.675911×10-11
C -1.982071×10-11
D 4.490631×10-12
E 4.571150×10-13
F -0.632635
G 21.00050
H 1.861381
ReferenceChase, 1998
Comment Data last reviewed in September, 1983
Temperature
(K)
Cp
(cal/mol*K)

(cal/mol*K)
-(G° - H°298.15)/T
(cal/mol*K)
H° - H°298.15
(kcal/mol)
1115.8.3721.9115.786.83
1200.8.3722.5316.247.54
1300.8.3723.2016.758.38
1400.8.3723.8217.239.22
1500.8.3724.3917.6910.05
1600.8.3724.9318.1310.89
1700.8.3725.4418.5411.73

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