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potassium sulfate


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 (J/mol*K)
    H° = standard enthalpy (kJ/mol)
    S° = standard entropy (J/mol*K)
    t = temperature (K) / 1000.

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Temperature (K) 1342. - 3000.
A 201.4604
B 0.000000
C 0.000000
D 0.000000
E 0.000000
F -1471.274
G 415.5017
H -1393.669
ReferenceChase, 1998
Comment Data last reviewed in June, 1978
Temperature
(K)
Cp
(J/mol*K)

(J/mol*K)
-(G° - H°298.15)/T
(J/mol*K)
H° - H°298.15
(kJ/mol)
1342.201.5474.8331.1192.8
1400.201.5483.3337.3204.4
1500.201.5497.2347.5224.6
1600.201.5510.2357.2244.7
1700.201.5522.4366.6264.9
1800.201.5533.9375.6285.0
1900.201.5544.8384.2305.2
2000.201.5555.1392.5325.3
2100.201.5565.0400.5345.5
2200.201.5574.3408.2365.6
2300.201.5583.3415.6385.8
2400.201.5591.9422.7405.9
2500.201.5600.1429.7426.0
2600.201.5608.0436.4446.2
2700.201.5615.6442.9466.3
2800.201.5622.9449.2486.5
2900.201.5630.0455.3506.6
3000.201.5636.8461.2526.8

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