Aluminum difluoride


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. - 2000.2000. - 6000.
A 47.0306763.15999
B 19.62409-3.003845
C -12.355350.592408
D 2.636130-0.027109
E -0.540506-6.411562
F -711.1503-724.9533
G 312.7477327.3022
H -694.5440-694.5440
ReferenceChase, 1998Chase, 1998
Comment Data last reviewed in June, 1976 Data last reviewed in June, 1976
Temperature
(K)
Cp
(J/mol*K)

(J/mol*K)
-(G° - H°298.15)/T
(J/mol*K)
H° - H°298.15
(kJ/mol)
298.45.76264.2264.2-0.01
300.45.87264.5264.20.08
400.49.69278.3266.14.88
500.51.92289.6269.79.97
600.53.43299.2273.815.24
700.54.51307.5278.020.64
800.55.33314.9282.226.13
900.55.94321.4286.231.70
1000.56.40327.3290.037.32
1100.56.73332.7293.742.97
1200.56.97337.7297.148.66
1300.57.13342.2300.454.37
1400.57.25346.5303.660.09
1500.57.32350.4306.665.81
1600.57.39354.1309.471.55
1700.57.45357.6312.277.29
1800.57.53360.9314.883.04
1900.57.65364.0317.388.80
2000.57.81367.0319.794.57
Temperature
(K)
Cp
(J/mol*K)

(J/mol*K)
-(G° - H°298.15)/T
(J/mol*K)
H° - H°298.15
(kJ/mol)
2000.57.70367.0319.794.58
2100.57.76369.8322.0100.4
2200.57.81372.5324.3106.1
2300.57.84375.1326.4111.9
2400.57.88377.5328.5117.7
2500.57.90379.9330.5123.5
2600.57.93382.2332.4129.3
2700.57.96384.3334.3135.1
2800.57.98386.5336.1140.9
2900.58.01388.5337.9146.7
3000.58.04390.5339.6152.5
3100.58.07392.4341.3158.3
3200.58.10394.2342.9164.1
3300.58.14396.0344.5169.9
3400.58.18397.7346.0175.7
3500.58.22399.4347.5181.5
3600.58.26401.1349.0187.4
3700.58.31402.7350.4193.2
3800.58.37404.2351.8199.0
3900.58.43405.7353.2204.9
4000.58.49407.2354.5210.7
4100.58.55408.7355.8216.6
4200.58.62410.1357.1222.4
4300.58.69411.4358.4228.3
4400.58.77412.8359.6234.2
4500.58.85414.1360.8240.0
4600.58.94415.4361.9245.9
4700.59.02416.7363.1251.8
4800.59.11417.9364.2257.7
4900.59.21419.1365.3263.6
5000.59.31420.3366.4269.6
5100.59.41421.5367.5275.5
5200.59.51422.7368.5281.5
5300.59.62423.8369.6287.4
5400.59.73424.9370.6293.4
5500.59.84426.0371.6299.4
5600.59.95427.1372.6305.3
5700.60.07428.2373.5311.3
5800.60.19429.2374.5317.4
5900.60.31430.2375.4323.4
6000.60.43431.2376.3329.4

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