Home Symbol which looks like a small house Up Solid circle with an upward pointer in it

nickel


Solid Phase Heat Capacity (Shomate Equation)

Go To: Top, References, Notes

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.

View plot Requires a JavaScript / HTML 5 canvas capable browser.

Temperature (K) 298. - 600.600. - 700.700. - 1728.
A 3.272371298.28993.943210
B 19.71680-300.55214.481150
C -41.815200.000000-1.586961
D 38.623590.0000000.410439
E -0.022088-39.466210.447431
F -1.633281-188.5340-0.111777
G 6.613050289.887912.35080
H 0.0000000.0000000.000000
ReferenceChase, 1998Chase, 1998Chase, 1998
Comment Data last reviewed in December, 1976 Data last reviewed in December, 1976 Data last reviewed in December, 1976
Temperature
(K)
Cp
(cal/mol*K)

(cal/mol*K)
-(G° - H°298.15)/T
(cal/mol*K)
H° - H°298.15
(kcal/mol)
298.6.217.147.14-0.00
300.6.227.187.140.01
400.6.809.057.390.66
500.7.4210.637.881.37
600.8.3312.068.462.16
Temperature
(K)
Cp
(cal/mol*K)

(cal/mol*K)
-(G° - H°298.15)/T
(cal/mol*K)
H° - H°298.15
(kcal/mol)
600.8.3312.008.472.12
700.7.3613.389.073.01
Temperature
(K)
Cp
(cal/mol*K)

(cal/mol*K)
-(G° - H°298.15)/T
(cal/mol*K)
H° - H°298.15
(kcal/mol)
700.7.3613.289.072.95
800.7.4214.279.663.69
900.7.5415.1510.224.44
1000.7.7015.9510.755.20
1100.7.8716.6911.265.98
1200.8.0617.3911.746.77
1300.8.2518.0412.207.59
1400.8.4618.6612.648.42
1500.8.6819.2513.069.28
1600.8.9119.8213.4710.16
1700.9.1520.3613.8611.06

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