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 (cal/mol*K)
    H° = standard enthalpy (kcal/mol)
    S° = standard entropy (cal/mol*K)
    t = temperature (K) / 1000.

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Temperature (K) 298. - 1200.1200. - 6000.
A 4.74650112.48960
B 11.474300.742321
C -6.073292-0.142961
D 1.2511100.009537
E 0.054999-1.781081
F 22.1105016.24260
G 55.6452962.91900
H 23.8000023.80000
ReferenceChase, 1998Chase, 1998
Comment Data last reviewed in March, 1993 Data last reviewed in March, 1993
Temperature
(K)
Cp
(cal/mol*K)

(cal/mol*K)
-(G° - H°298.15)/T
(cal/mol*K)
H° - H°298.15
(kcal/mol)
298.8.2852.7552.75-0.00
300.8.2952.8152.750.02
400.8.7955.2553.080.87
500.9.3457.2853.731.77
600.9.8759.0354.472.74
700.10.3460.5855.233.75
800.10.7761.9955.994.80
900.11.1363.2856.735.90
1000.11.4564.4757.447.03
1100.11.7365.5858.138.19
1200.11.9766.6158.809.37
Temperature
(K)
Cp
(cal/mol*K)

(cal/mol*K)
-(G° - H°298.15)/T
(cal/mol*K)
H° - H°298.15
(kcal/mol)
1200.11.9566.6158.809.37
1300.12.1867.5759.4410.58
1400.12.3768.4860.0511.81
1500.12.5269.3460.6413.05
1600.12.6570.1561.2114.31
1700.12.7770.9361.7615.58
1800.12.8771.6662.2916.86
1900.12.9672.3662.8018.15
2000.13.0373.0263.3019.45
2100.13.1073.6663.7720.76
2200.13.1674.2764.2422.07
2300.13.2274.8664.6923.39
2400.13.2775.4265.1224.72
2500.13.3275.9665.5526.05
2600.13.3676.4965.9627.38
2700.13.4076.9966.3628.72
2800.13.4377.4866.7430.06
2900.13.4677.9567.1231.40
3000.13.4978.4167.4932.75
3100.13.5278.8567.8534.10
3200.13.5479.2868.2035.46
3300.13.5679.7068.5436.81
3400.13.5880.1068.8838.17
3500.13.6080.5069.2039.53
3600.13.6280.8869.5240.89
3700.13.6381.2569.8342.25
3800.13.6581.6270.1443.61
3900.13.6681.9770.4444.98
4000.13.6782.3270.7346.35
4100.13.6882.6671.0247.71
4200.13.6982.9971.3049.08
4300.13.7083.3171.5750.45
4400.13.7183.6271.8551.82
4500.13.7283.9372.1153.19
4600.13.7284.2372.3754.56
4700.13.7384.5372.6355.94
4800.13.7484.8272.8857.31
4900.13.7485.1073.1258.68
5000.13.7585.3873.3760.06
5100.13.7585.6573.6061.43
5200.13.7685.9273.8462.81
5300.13.7686.1874.0764.19
5400.13.7786.4474.3065.56
5500.13.7886.6974.5266.94
5600.13.7886.9474.7468.32
5700.13.7987.1874.9569.70
5800.13.7987.4275.1771.08
5900.13.8087.6675.3872.46
6000.13.8187.8975.5873.84

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