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Nitrosyl hydride


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. - 1200.1200. - 6000.
A 19.8593652.25649
B 48.008473.105872
C -25.41065-0.598149
D 5.2346440.039904
E 0.230115-7.452039
F 92.5103367.95904
G 232.8199263.2531
H 99.5792099.57920
ReferenceChase, 1998Chase, 1998
Comment Data last reviewed in March, 1993 Data last reviewed in March, 1993
Temperature
(K)
Cp
(J/mol*K)

(J/mol*K)
-(G° - H°298.15)/T
(J/mol*K)
H° - H°298.15
(kJ/mol)
298.34.64220.7220.7-0.01
300.34.67220.9220.70.06
400.36.77231.2222.13.63
500.39.09239.6224.87.42
600.41.29247.0227.911.44
700.43.28253.5231.115.67
800.45.04259.4234.320.09
900.46.58264.8237.424.68
1000.47.92269.8240.329.40
1100.49.08274.4243.234.25
1200.50.08278.7246.039.21
Temperature
(K)
Cp
(J/mol*K)

(J/mol*K)
-(G° - H°298.15)/T
(J/mol*K)
H° - H°298.15
(kJ/mol)
1200.50.02278.7246.039.21
1300.50.96282.7248.744.26
1400.51.74286.5251.349.40
1500.52.39290.1253.754.60
1600.52.95293.5256.159.87
1700.53.43296.8258.465.19
1800.53.84299.8260.670.55
1900.54.21302.7262.875.96
2000.54.53305.5264.881.40
2100.54.82308.2266.886.86
2200.55.08310.8268.892.36
2300.55.31313.2270.697.88
2400.55.52315.6272.5103.4
2500.55.71317.8274.2109.0
2600.55.89320.0276.0114.6
2700.56.05322.1277.6120.2
2800.56.19324.2279.3125.8
2900.56.32326.2280.8131.4
3000.56.44328.1282.4137.0
3100.56.55329.9283.9142.7
3200.56.65331.7285.4148.3
3300.56.74333.5286.8154.0
3400.56.83335.2288.2159.7
3500.56.90336.8289.5165.4
3600.56.97338.4290.9171.1
3700.57.04340.0292.2176.8
3800.57.10341.5293.5182.5
3900.57.15343.0294.7188.2
4000.57.20344.4295.9193.9
4100.57.24345.8297.1199.6
4200.57.28347.2298.3205.4
4300.57.32348.6299.5211.1
4400.57.36349.9300.6216.8
4500.57.39351.2301.7222.6
4600.57.42352.4302.8228.3
4700.57.45353.7303.9234.0
4800.57.47354.9304.9239.8
4900.57.50356.1305.9245.5
5000.57.52357.2307.0251.3
5100.57.55358.4308.0257.0
5200.57.57359.5308.9262.8
5300.57.59360.6309.9268.6
5400.57.61361.7310.9274.3
5500.57.64362.7311.8280.1
5600.57.66363.7312.7285.8
5700.57.69364.8313.6291.6
5800.57.71365.8314.5297.4
5900.57.74366.8315.4303.2
6000.57.77367.7316.2308.9

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