Lead oxide


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) 1159. to 2500.
A 65.00221
B -0.003325
C 0.001718
D -0.000297
E -0.000306
F -221.6307
G 152.0390
H -202.2491
ReferenceChase, 1998
Comment Data last reviewed in December, 1971
Temperature
(K)
Cp
(J/mol*K)

(J/mol*K)
-(G° - H°298.15)/T
(J/mol*K)
H° - H°298.15
(kJ/mol)
1159.65.00161.6113.355.95
1200.65.00163.9115.058.62
1300.65.00169.1119.065.12
1400.65.00173.9122.871.62
1500.65.00178.4126.378.12
1600.65.00182.6129.784.62
1700.65.00186.5132.991.12
1800.65.00190.2136.097.62
1900.65.00193.8139.0104.1
2000.65.00197.1141.8110.6
2100.65.00200.3144.5117.1
2200.65.00203.3147.1123.6
2300.65.00206.2149.6130.1
2400.65.00208.9152.0136.6
2500.65.00211.6154.3143.1

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

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