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lithium sulphate


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. - 1132.298. - 1132.
A 31.1712063.50201
B 6.002381-15.59470
C 24.909016.678041
D -8.056571-0.914091
E -0.609486-2.520431
F -355.1181-367.4661
G 58.6805994.09541
H -343.3000-340.6730
ReferenceChase, 1998Chase, 1998
Comment «alpha» phase; Data last reviewed in December, 1978 «beta» phase; Data last reviewed in December, 1978
Temperature
(K)
Cp
(cal/mol*K)

(cal/mol*K)
-(G° - H°298.15)/T
(cal/mol*K)
H° - H°298.15
(kcal/mol)
298.28.1027.2027.24-0.01
300.28.2227.3927.240.04
400.33.2336.2528.413.13
500.36.9544.0730.776.65
600.40.3151.1133.5910.51
700.43.5757.5736.5614.71
800.46.8463.6039.5619.23
900.50.1269.3142.5524.08
1000.53.4274.7645.5029.25
1100.56.6980.0048.4034.76
Temperature
(K)
Cp
(cal/mol*K)

(cal/mol*K)
-(G° - H°298.15)/T
(cal/mol*K)
H° - H°298.15
(kcal/mol)
298.31.0427.0527.21-0.05
300.31.4027.2627.210.02
400.42.5238.0628.573.80
500.47.1848.1231.498.31
600.49.3556.9435.0213.15
700.50.4064.6338.7118.15
800.50.8971.4042.3823.21
900.51.1077.4145.9528.32
1000.51.1582.8049.3733.43
1100.51.1387.6752.6338.54

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

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