Boroxine


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 1.28379046.13960
B 81.838791.867821
C -57.86410-0.362182
D 15.454400.024283
E 0.002830-7.328810
F -294.5311-322.0120
G 49.36960102.0960
H -291.0000-291.0000
ReferenceChase, 1998Chase, 1998
Comment Data last reviewed in March, 1965 Data last reviewed in March, 1965
Temperature
(K)
Cp
(cal/mol*K)

(cal/mol*K)
-(G° - H°298.15)/T
(cal/mol*K)
H° - H°298.15
(kcal/mol)
298.20.9769.7569.77-0.00
300.21.0869.9069.770.04
400.25.7776.6270.652.39
500.29.6882.8072.475.17
600.32.9088.5174.688.30
700.35.5293.7977.0311.73
800.37.6498.6779.4415.39
900.39.34103.281.8319.24
1000.40.72107.484.1823.24
1100.41.86111.486.4827.38
1200.42.87115.088.7031.61
Temperature
(K)
Cp
(cal/mol*K)

(cal/mol*K)
-(G° - H°298.15)/T
(cal/mol*K)
H° - H°298.15
(kcal/mol)
1200.42.81115.088.7031.61
1300.43.67118.590.8735.94
1400.44.37121.892.9640.34
1500.44.95124.994.9844.81
1600.45.44127.896.9449.33
1700.45.85130.598.8453.89
1800.46.21133.2100.758.50
1900.46.52135.7102.463.13
2000.46.79138.1104.267.80
2100.47.03140.4105.872.49
2200.47.24142.6107.577.20
2300.47.43144.7109.081.94
2400.47.60146.7110.686.69
2500.47.75148.6112.091.46
2600.47.89150.5113.596.24
2700.48.02152.3114.9101.0
2800.48.13154.1116.3105.8
2900.48.23155.7117.6110.7
3000.48.32157.4118.9115.5
3100.48.41159.0120.2120.3
3200.48.49160.5121.4125.2
3300.48.56162.0122.6130.0
3400.48.62163.5123.8134.9
3500.48.68164.9124.9139.7
3600.48.74166.2126.1144.6
3700.48.79167.6127.2149.5
3800.48.83168.9128.2154.4
3900.48.87170.1129.3159.3
4000.48.91171.4130.3164.1
4100.48.95172.6131.4169.0
4200.48.98173.8132.4173.9
4300.49.01174.9133.3178.8
4400.49.04176.0134.3183.7
4500.49.06177.2135.2188.6
4600.49.09178.2136.2193.6
4700.49.11179.3137.1198.5
4800.49.13180.3137.9203.4
4900.49.15181.3138.8208.3
5000.49.17182.3139.7213.2
5100.49.18183.3140.5218.1
5200.49.20184.3141.4223.0
5300.49.22185.2142.2228.0
5400.49.24186.1143.0232.9
5500.49.25187.0143.8237.8
5600.49.27187.9144.6242.7
5700.49.29188.8145.3247.7
5800.49.31189.6146.1252.6
5900.49.33190.5146.8257.5
6000.49.35191.3147.6262.5

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