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Dicarbon monoxide


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. - 1300.1300. - 6000.
A 34.2244560.64080
B 41.044084.317511
C -23.52973-1.109681
D 5.5372730.082437
E -0.129471-8.056669
F 274.3386252.4044
G 262.5142286.0283
H 286.6044286.6044
ReferenceChase, 1998Chase, 1998
Comment Data last reviewed in September, 1966 Data last reviewed in September, 1966
Temperature
(K)
Cp
(J/mol*K)

(J/mol*K)
-(G° - H°298.15)/T
(J/mol*K)
H° - H°298.15
(kJ/mol)
298.43.05233.0233.1-0.01
300.43.13233.3233.10.08
400.46.42246.2234.84.56
500.49.04256.9238.29.34
600.51.22266.0242.114.36
700.53.06274.0246.119.57
800.54.63281.2250.024.96
900.55.98287.7253.930.49
1000.57.15293.7257.636.15
1100.58.17299.2261.141.92
1200.59.07304.3264.547.78
1300.59.91309.1267.753.73
Temperature
(K)
Cp
(J/mol*K)

(J/mol*K)
-(G° - H°298.15)/T
(J/mol*K)
H° - H°298.15
(kJ/mol)
1300.59.79309.1267.753.72
1400.60.63313.5270.859.75
1500.61.32317.7273.865.85
1600.61.90321.7276.772.01
1700.62.39325.5279.578.22
1800.62.81329.0282.184.48
1900.63.17332.5284.790.78
2000.63.48335.7287.197.12
2100.63.75338.8289.5103.5
2200.63.98341.8291.8109.9
2300.64.18344.6294.1116.3
2400.64.35347.4296.2122.7
2500.64.50350.0298.3129.1
2600.64.62352.5300.4135.6
2700.64.73355.0302.3142.1
2800.64.81357.3304.3148.5
2900.64.88359.6306.1155.0
3000.64.94361.8308.0161.5
3100.64.98363.9309.7168.0
3200.65.01366.0311.5174.5
3300.65.03368.0313.1181.0
3400.65.04369.9314.8187.5
3500.65.04371.8316.4194.0
3600.65.03373.7317.9200.5
3700.65.01375.4319.5207.0
3800.64.99377.2321.0213.5
3900.64.96378.9322.4220.0
4000.64.93380.5323.9226.5
4100.64.89382.1325.3233.0
4200.64.85383.7326.6239.5
4300.64.81385.2328.0246.0
4400.64.76386.7329.3252.5
4500.64.71388.1330.6258.9
4600.64.66389.6331.9265.4
4700.64.61390.9333.1271.9
4800.64.57392.3334.3278.3
4900.64.52393.6335.5284.8
5000.64.47394.9336.7291.2
5100.64.42396.2337.8297.7
5200.64.38397.5339.0304.1
5300.64.34398.7340.1310.5
5400.64.30399.9341.2317.0
5500.64.27401.1342.3323.4
5600.64.24402.2343.3329.8
5700.64.22403.4344.4336.3
5800.64.20404.5345.4342.7
5900.64.19405.6346.4349.1
6000.64.18406.7347.4355.5

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