dialuminium magnesium tetraoxide


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

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Temperature (K) 298. - 2408.
A 146.5551
B 35.91295
C -0.183978
D 0.031409
E -3.659941
F -2356.684
G 234.7416
H -2299.112
ReferenceChase, 1998
Comment Data last reviewed in December, 1979
Temperature
(K)
Cp
(J/mol*K)

(J/mol*K)
-(G° - H°298.15)/T
(J/mol*K)
H° - H°298.15
(kJ/mol)
298.116.088.6188.69-0.02
300.116.689.3988.700.21
400.138.0126.293.5713.07
500.149.8158.4103.427.51
600.157.9186.5115.042.91
700.164.1211.3127.059.02
800.169.5233.6138.975.71
900.174.2253.8150.692.90
1000.178.7272.4161.9110.5
1100.182.9289.6172.7128.6
1200.186.9305.7183.1147.1
1300.190.8320.8193.1166.0
1400.194.7335.1202.8185.3
1500.198.5348.7212.1204.9
1600.202.2361.6221.0225.0
1700.206.0374.0229.6245.4
1800.209.7385.9238.0266.2
1900.213.3397.3246.1287.3
2000.217.0408.3253.9308.8
2100.220.6419.0261.5330.7
2200.224.3429.3268.9353.0
2300.227.9439.4276.1375.6
2400.231.5449.2283.1398.5

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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