Iron pentacarbonyl


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) 700. - 1500.1500. - 6000.
A 159.1390252.9650
B 128.15802.567381
C -65.53340-0.380698
D 12.302400.024066
E -1.878761-26.02530
F -786.7370-860.0320
G 585.9010671.4010
H -727.8490-727.8490
ReferenceChase, 1998Chase, 1998
Comment Data last reviewed in March, 1978 Data last reviewed in March, 1978
Temperature
(K)
Cp
(J/mol*K)

(J/mol*K)
-(G° - H°298.15)/T
(J/mol*K)
H° - H°298.15
(kJ/mol)
700.217.1606.1492.179.84
800.223.1635.5508.2101.9
900.228.0662.1523.8124.4
1000.232.2686.3538.9147.4
1100.235.6708.6553.3170.8
1200.238.5729.3567.1194.5
1300.240.9748.4580.4218.5
1400.242.9766.4593.0242.7
1500.244.6783.2605.1267.1
Temperature
(K)
Cp
(J/mol*K)

(J/mol*K)
-(G° - H°298.15)/T
(J/mol*K)
H° - H°298.15
(kJ/mol)
1500.244.5783.2605.1267.1
1600.246.0799.0616.8291.6
1700.247.3814.0627.9316.3
1800.248.5828.2638.7341.1
1900.249.4841.6649.0366.0
2000.250.3854.4658.9391.0
2100.251.0866.7668.5416.0
2200.251.6878.4677.8441.2
2300.252.2889.6686.8466.4
2400.252.7900.3695.5491.6
2500.253.2910.6703.9516.9
2600.253.6920.6712.0542.3
2700.254.0930.1719.9567.6
2800.254.4939.4727.6593.1
2900.254.7948.3735.0618.5
3000.255.0957.0742.3644.0
3100.255.3965.3749.4669.5
3200.255.5973.4756.2695.1
3300.255.8981.3762.9720.6
3400.256.0988.9769.5746.2
3500.256.2996.4775.8771.8
3600.256.41004.782.1797.4
3700.256.61011.788.2823.1
3800.256.71017.794.1848.8
3900.256.91024.799.9874.4
4000.257.11031.805.6900.1
4100.257.21037.811.2925.9
4200.257.31043.816.6951.6
4300.257.51049.822.0977.3
4400.257.61055.827.21003.
4500.257.71061.832.31029.
4600.257.81067.837.41055.
4700.257.91072.842.31080.
4800.258.01078.847.11106.
4900.258.21083.851.91132.
5000.258.31088.856.61158.
5100.258.31093.861.21184.
5200.258.41098.865.71210.
5300.258.51103.870.11235.
5400.258.61108.874.51261.
5500.258.71113.878.81287.
5600.258.81117.883.01313.
5700.258.91122.887.11339.
5800.259.01127.891.21365.
5900.259.11131.895.21391.
6000.259.11135.899.21417.

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