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cobalt dichloride


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) 2000. - 6000.
A 70.83554
B -4.080036
C 0.927451
D -0.064429
E -4.082915
F -123.3472
G 374.6981
H -93.72202
ReferenceChase, 1998
Comment Data last reviewed in June, 1973
Temperature
(K)
Cp
(J/mol*K)

(J/mol*K)
-(G° - H°298.15)/T
(J/mol*K)
H° - H°298.15
(kJ/mol)
2000.64.85417.8363.8108.1
2100.64.84421.0366.4114.6
2200.64.82424.0369.0121.1
2300.64.80426.9371.4127.6
2400.64.79429.6373.8134.1
2500.64.77432.3376.1140.5
2600.64.76434.8378.3147.0
2700.64.75437.3380.4153.5
2800.64.75439.6382.5160.0
2900.64.75441.9384.5166.4
3000.64.75444.1386.5172.9
3100.64.76446.2388.4179.4
3200.64.77448.3390.2185.9
3300.64.78450.3392.0192.4
3400.64.80452.2393.7198.8
3500.64.82454.1395.4205.3
3600.64.85455.9397.1211.8
3700.64.87457.7398.7218.3
3800.64.91459.4400.3224.8
3900.64.94461.1401.8231.3
4000.64.98462.7403.3237.8
4100.65.01464.4404.8244.3
4200.65.05465.9406.2250.8
4300.65.10467.5407.6257.3
4400.65.14468.9409.0263.8
4500.65.18470.4410.3270.3
4600.65.23471.8411.7276.8
4700.65.27473.3413.0283.3
4800.65.32474.6414.2289.9
4900.65.36476.0415.5296.4
5000.65.40477.3416.7302.9
5100.65.45478.6417.9309.5
5200.65.49479.9419.1316.0
5300.65.53481.1420.2322.6
5400.65.56482.3421.4329.1
5500.65.60483.5422.5335.7
5600.65.63484.7423.6342.3
5700.65.65485.9424.7348.8
5800.65.68487.0425.7355.4
5900.65.70488.1426.8362.0
6000.65.71489.3427.8368.5

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