Aluminum hydride


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. - 1800.1800. - 6000.
A 20.8921337.01999
B 24.733840.849440
C -13.51194-0.031019
D 2.7111580.001884
E 0.199155-3.164632
F 252.8630241.5616
G 207.4716223.8934
H 259.4084259.4084
ReferenceChase, 1998Chase, 1998
Comment Data last reviewed in June, 1963 Data last reviewed in June, 1963
Temperature
(K)
Cp
(J/mol*K)

(J/mol*K)
-(G° - H°298.15)/T
(J/mol*K)
H° - H°298.15
(kJ/mol)
298.29.38187.9187.9-0.00
300.29.38188.0187.90.06
400.30.04196.6189.03.02
500.31.02203.4191.26.07
600.32.01209.1193.89.23
700.32.92214.1196.312.47
800.33.73218.6198.815.81
900.34.43222.6201.219.21
1000.35.02226.3203.622.69
1100.35.52229.6205.826.22
1200.35.94232.7207.929.79
1300.36.29235.6209.933.40
1400.36.58238.3211.937.05
1500.36.83240.8213.740.72
1600.37.06243.2215.544.41
1700.37.28245.5217.248.13
1800.37.51247.6218.851.87
Temperature
(K)
Cp
(J/mol*K)

(J/mol*K)
-(G° - H°298.15)/T
(J/mol*K)
H° - H°298.15
(kJ/mol)
1800.37.48247.6218.851.87
1900.37.66249.7220.455.63
2000.37.82251.6221.959.40
2100.37.97253.4223.463.19
2200.38.10255.2224.866.99
2300.38.23256.9226.170.81
2400.38.36258.5227.474.64
2500.38.47260.1228.778.48
2600.38.58261.6229.982.33
2700.38.69263.1231.186.20
2800.38.79264.5232.390.07
2900.38.89265.8233.493.96
3000.38.99267.2234.597.85
3100.39.08268.4235.6101.8
3200.39.17269.7236.7105.7
3300.39.26270.9237.7109.6
3400.39.35272.1238.7113.5
3500.39.44273.2239.7117.5
3600.39.52274.3240.6121.4
3700.39.60275.4241.5125.4
3800.39.68276.5242.4129.3
3900.39.76277.5243.3133.3
4000.39.84278.5244.2137.3
4100.39.92279.5245.0141.3
4200.40.00280.5245.9145.3
4300.40.08281.4246.7149.3
4400.40.15282.3247.5153.3
4500.40.23283.2248.3157.3
4600.40.30284.1249.0161.3
4700.40.38285.0249.8165.4
4800.40.45285.8250.5169.4
4900.40.53286.7251.3173.4
5000.40.60287.5252.0177.5
5100.40.67288.3252.7181.6
5200.40.75289.1253.4185.6
5300.40.82289.8254.1189.7
5400.40.89290.6254.7193.8
5500.40.96291.4255.4197.9
5600.41.03292.1256.0202.0
5700.41.11292.8256.7206.1
5800.41.18293.5257.3210.2
5900.41.25294.2257.9214.3
6000.41.32294.9258.5218.5

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