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molybdenum dioxide


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 (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. - 1300.1300. - 6000.
A 35.0860662.89514
B 50.57075-5.131048
C -41.661131.765938
D 12.06327-0.140104
E -0.234078-3.598915
F -21.46518-36.22252
G 304.7948341.1604
H -8.314027-8.314027
ReferenceChase, 1998Chase, 1998
Comment Data last reviewed in September, 1978 Data last reviewed in September, 1978
Temperature
(K)
Cp
(J/mol*K)

(J/mol*K)
-(G° - H°298.15)/T
(J/mol*K)
H° - H°298.15
(kJ/mol)
298.44.14277.0277.0-0.01
300.44.23277.3277.00.08
400.47.96290.5278.84.70
500.50.53301.5282.39.63
600.52.39310.9286.314.78
700.53.73319.1290.420.09
800.54.69326.3294.425.52
900.55.36332.8298.331.02
1000.55.82338.7302.136.58
1100.56.17344.0305.742.18
1200.56.46348.9309.147.81
1300.56.79353.4312.353.48
Temperature
(K)
Cp
(J/mol*K)

(J/mol*K)
-(G° - H°298.15)/T
(J/mol*K)
H° - H°298.15
(kJ/mol)
1300.56.77353.4312.353.48
1400.56.95357.7315.459.17
1500.57.10361.6318.364.87
1600.57.23365.3321.270.59
1700.57.34368.8323.976.32
1800.57.45372.0326.582.06
1900.57.56375.1328.987.81
2000.57.68378.1331.393.57
2100.57.79380.9333.699.34
2200.57.92383.6335.8105.1
2300.58.05386.2338.0110.9
2400.58.19388.7340.0116.7
2500.58.34391.0342.0122.6
2600.58.50393.3343.9128.4
2700.58.66395.5345.8134.3
2800.58.84397.7347.6140.1
2900.59.02399.7349.4146.0
3000.59.21401.8351.1151.9
3100.59.41403.7352.8157.9
3200.59.62405.6354.4163.8
3300.59.83407.4356.0169.8
3400.60.05409.2357.5175.8
3500.60.27411.0359.0181.8
3600.60.50412.7360.5187.8
3700.60.73414.3361.9193.9
3800.60.96415.9363.3200.0
3900.61.20417.5364.7206.1
4000.61.43419.1366.0212.2
4100.61.67420.6367.3218.4
4200.61.91422.1368.6224.6
4300.62.15423.5369.9230.8
4400.62.39425.0371.1237.0
4500.62.62426.4372.3243.2
4600.62.85427.8373.5249.5
4700.63.08429.1374.7255.8
4800.63.30430.4375.8262.1
4900.63.52431.8377.0268.5
5000.63.73433.0378.1274.8
5100.63.94434.3379.2281.2
5200.64.13435.5380.2287.6
5300.64.32436.8381.3294.0
5400.64.50438.0382.3300.5
5500.64.67439.2383.4306.9
5600.64.82440.3384.4313.4
5700.64.97441.5385.3319.9
5800.65.10442.6386.3326.4
5900.65.22443.7387.3332.9
6000.65.32444.8388.2339.5

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