Cyanogen chloride


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. to 600.600. to 6000.
A 18.9230254.95642
B 135.02315.935297
C -199.8630-1.087673
D 114.06840.082180
E 0.074149-2.019144
F 128.0898115.5742
G 227.2644292.5988
H 137.9461137.9461
ReferenceChase, 1998Chase, 1998
Comment Data last reviewed in June, 1966 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)
298.45.26236.3236.3-0.01
300.45.35236.6236.30.08
400.48.72250.1238.24.80
500.51.02261.3241.79.79
600.52.83270.7245.814.98
Temperature
(K)
Cp
(J/mol*K)

(J/mol*K)
-(G° - H°298.15)/T
(J/mol*K)
H° - H°298.15
(kJ/mol)
600.52.54270.7245.814.96
700.54.49279.0249.920.32
800.55.90286.3254.025.84
900.56.98293.0258.031.49
1000.57.87299.0261.837.23
1100.58.61304.6265.443.05
1200.59.25309.7268.948.95
1300.59.82314.5272.254.90
1400.60.33318.9275.460.91
1500.60.79323.1278.566.97
1600.61.22327.0281.473.07
1700.61.61330.8284.279.21
1800.61.97334.3286.985.39
1900.62.31337.7289.491.60
2000.62.63340.9291.997.85
2100.62.93343.9294.3104.1
2200.63.21346.9296.7110.4
2300.63.47349.7298.9116.8
2400.63.72352.4301.1123.1
2500.63.96355.0303.2129.5
2600.64.18357.5305.2135.9
2700.64.39359.9307.2142.3
2800.64.59362.3309.1148.8
2900.64.79364.5311.0155.3
3000.64.97366.7312.8161.8
3100.65.14368.9314.6168.3
3200.65.31370.9316.3174.8
3300.65.47373.0318.0181.3
3400.65.62374.9319.7187.9
3500.65.76376.8321.3194.4
3600.65.91378.7322.8201.0
3700.66.04380.5324.4207.6
3800.66.17382.2325.9214.2
3900.66.30384.0327.3220.9
4000.66.43385.6328.8227.5
4100.66.55387.3330.2234.1
4200.66.67388.9331.6240.8
4300.66.79390.5332.9247.5
4400.66.91392.0334.2254.2
4500.67.03393.5335.5260.9
4600.67.15395.0336.8267.6
4700.67.27396.4338.1274.3
4800.67.39397.8339.3281.0
4900.67.51399.2340.5287.8
5000.67.63400.6341.7294.5
5100.67.76401.9342.9301.3
5200.67.89403.3344.0308.1
5300.68.02404.5345.1314.9
5400.68.16405.8346.2321.7
5500.68.30407.1347.3328.5
5600.68.45408.3348.4335.3
5700.68.61409.5349.5342.2
5800.68.77410.7350.5349.1
5900.68.93411.9351.6356.0
6000.69.11413.0352.6362.9

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