Magnesium monohydroxide


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. - 6000.
A 47.86747
B 8.461889
C -1.842082
D 0.142410
E -0.643625
F -181.5492
G 278.3038
H -164.7550
ReferenceChase, 1998
Comment Data last reviewed in December, 1975
Temperature
(K)
Cp
(J/mol*K)

(J/mol*K)
-(G° - H°298.15)/T
(J/mol*K)
H° - H°298.15
(kJ/mol)
298.42.98226.4226.5-0.01
300.43.09226.7226.50.08
400.46.94239.7228.24.60
500.49.08250.4231.69.41
600.50.52259.5235.514.39
700.51.62267.4239.519.50
800.52.53274.3243.424.71
900.53.30280.6247.230.00
1000.53.99286.2250.835.37
1100.54.60291.4254.340.80
1200.55.17296.2257.646.29
1300.55.69300.6260.751.83
1400.56.17304.7263.757.42
1500.56.61308.6266.663.06
1600.57.02312.3269.368.75
1700.57.41315.8272.074.47
1800.57.76319.1274.580.23
1900.58.09322.2276.986.02
2000.58.40325.2279.391.84
2100.58.69328.0281.597.70
2200.58.95330.8283.7103.6
2300.59.20333.4285.8109.5
2400.59.42335.9287.8115.4
2500.59.63338.4289.8121.4
2600.59.82340.7291.7127.3
2700.60.00343.0293.6133.3
2800.60.16345.1295.4139.3
2900.60.31347.3297.1145.4
3000.60.45349.3298.8151.4
3100.60.57351.3300.5157.5
3200.60.69353.2302.1163.5
3300.60.79355.1303.7169.6
3400.60.89356.9305.2175.7
3500.60.97358.7306.7181.8
3600.61.05360.4308.2187.9
3700.61.12362.1309.6194.0
3800.61.19363.7311.0200.1
3900.61.26365.3312.4206.2
4000.61.32366.8313.7212.3
4100.61.37368.3315.1218.5
4200.61.43369.8316.3224.6
4300.61.48371.3317.6230.8
4400.61.53372.7318.8236.9
4500.61.59374.1320.1243.1
4600.61.64375.4321.2249.2
4700.61.70376.7322.4255.4
4800.61.76378.0323.6261.6
4900.61.83379.3324.7267.8
5000.61.90380.6325.8273.9
5100.61.98381.8326.9280.1
5200.62.06383.0327.9286.3
5300.62.15384.2329.0292.5
5400.62.25385.3330.0298.8
5500.62.36386.5331.0305.0
5600.62.48387.6332.0311.2
5700.62.60388.7333.0317.5
5800.62.75389.8334.0323.8
5900.62.90390.9334.9330.0
6000.63.07391.9335.9336.3

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