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nickel 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) 1800. - 6000.
A 64.92229
B 1.463619
C -0.407892
D 0.037985
E -0.674273
F -95.61235
G 368.4945
H -73.93128
ReferenceChase, 1998
Comment Data last reviewed in September, 1977
Temperature
(K)
Cp
(J/mol*K)

(J/mol*K)
-(G° - H°298.15)/T
(J/mol*K)
H° - H°298.15
(kJ/mol)
1800.66.25408.8354.897.23
1900.66.30412.4357.7103.9
2000.66.35415.8360.5110.5
2100.66.40419.0363.3117.1
2200.66.43422.1365.9123.8
2300.66.47425.1368.4130.4
2400.66.49427.9370.8137.1
2500.66.52430.6373.1143.7
2600.66.54433.2375.4150.4
2700.66.56435.7377.6157.0
2800.66.57438.2379.7163.7
2900.66.58440.5381.8170.3
3000.66.59442.8383.8177.0
3100.66.60444.9385.7183.7
3200.66.61447.1387.6190.3
3300.66.61449.1389.4197.0
3400.66.62451.1391.2203.6
3500.66.62453.0392.9210.3
3600.66.63454.9394.6217.0
3700.66.63456.7396.3223.6
3800.66.63458.5397.9230.3
3900.66.64460.2399.5237.0
4000.66.64461.9401.0243.6
4100.66.64463.6402.5250.3
4200.66.65465.2404.0256.9
4300.66.66466.7405.4263.6
4400.66.67468.3406.8270.3
4500.66.68469.8408.2276.9
4600.66.69471.2409.6283.6
4700.66.70472.7410.9290.3
4800.66.72474.1412.2297.0
4900.66.74475.4413.5303.6
5000.66.76476.8414.7310.3
5100.66.79478.1416.0317.0
5200.66.82479.4417.2323.7
5300.66.85480.7418.4330.3
5400.66.89481.9419.5337.0
5500.66.93483.2420.7343.7
5600.66.98484.4421.8350.4
5700.67.03485.6422.9357.1
5800.67.08486.7424.0363.8
5900.67.14487.9425.1370.5
6000.67.21489.0426.1377.2

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