lithium iodide


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) 2500. - 6000.
A 37.05802
B 1.011596
C -0.082190
D 0.007009
E -0.252429
F -102.9415
G 275.3771
H -91.00200
ReferenceChase, 1998
Comment Data last reviewed in June, 1966
Temperature
(K)
Cp
(J/mol*K)

(J/mol*K)
-(G° - H°298.15)/T
(J/mol*K)
H° - H°298.15
(kJ/mol)
2500.39.14311.7278.283.61
2600.39.22313.2279.587.53
2700.39.29314.7280.891.45
2800.39.37316.1282.095.38
2900.39.44317.5283.299.33
3000.39.51318.8284.4103.3
3100.39.59320.1285.5107.2
3200.39.66321.4286.6111.2
3300.39.73322.6287.7115.2
3400.39.80323.8288.8119.1
3500.39.87324.9289.8123.1
3600.39.94326.1290.8127.1
3700.40.01327.2291.7131.1
3800.40.08328.2292.7135.1
3900.40.15329.3293.6139.1
4000.40.22330.3294.5143.1
4100.40.29331.3295.4147.2
4200.40.36332.3296.3151.2
4300.40.43333.2297.1155.2
4400.40.50334.1297.9159.3
4500.40.57335.1298.8163.3
4600.40.64335.9299.6167.4
4700.40.71336.8300.3171.5
4800.40.78337.7301.1175.5
4900.40.86338.5301.9179.6
5000.40.93339.3302.6183.7
5100.41.00340.2303.3187.8
5200.41.07341.0304.0191.9
5300.41.15341.7304.8196.0
5400.41.22342.5305.4200.1
5500.41.29343.3306.1204.3
5600.41.37344.0306.8208.4
5700.41.44344.7307.5212.5
5800.41.52345.5308.1216.7
5900.41.60346.2308.7220.8
6000.41.68346.9309.4225.0

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