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lithium sulphate


Gas 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) 3000. - 6000.
A 37.49290
B 0.147532
C -0.029878
D 0.002070
E -2.120560
F -266.1859
G 113.4280
H -249.0000
ReferenceChase, 1998
Comment 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)
3000.37.49155.1122.996.44
3100.37.50156.3124.0100.2
3200.37.52157.5125.0103.9
3300.37.53158.6126.0107.7
3400.37.55159.8127.0111.4
3500.37.56160.8127.9115.2
3600.37.57161.9128.9119.0
3700.37.58162.9129.8122.7
3800.37.59163.9130.7126.5
3900.37.60164.9131.5130.2
4000.37.60165.9132.4134.0
4100.37.61166.8133.2137.8
4200.37.62167.7134.0141.5
4300.37.62168.6134.8145.3
4400.37.63169.5135.6149.0
4500.37.64170.3136.3152.8
4600.37.64171.1137.1156.6
4700.37.65171.9137.8160.3
4800.37.65172.7138.5164.1
4900.37.65173.5139.2167.9
5000.37.66174.3139.9171.6
5100.37.66175.0140.6175.4
5200.37.66175.7141.3179.2
5300.37.67176.5141.9182.9
5400.37.67177.2142.6186.7
5500.37.67177.9143.2190.5
5600.37.68178.5143.8194.2
5700.37.68179.2144.5198.0
5800.37.68179.9145.1201.8
5900.37.69180.5145.7205.5
6000.37.69181.1146.2209.3

References

Go To: Top, Gas 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, Gas Phase Heat Capacity (Shomate Equation), References