Difluoroborane


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 10.4672478.02491
B 126.38362.696422
C -91.69403-0.522226
D 25.008100.034981
E 0.149287-10.45050
F -741.3546-781.7720
G 223.7051304.8718
H -733.8736-733.8736
ReferenceChase, 1998Chase, 1998
Comment Data last reviewed in December, 1965 Data last reviewed in December, 1965
Temperature
(K)
Cp
(J/mol*K)

(J/mol*K)
-(G° - H°298.15)/T
(J/mol*K)
H° - H°298.15
(kJ/mol)
298.42.33244.0244.0-0.01
300.42.46244.3244.00.07
400.48.88257.4245.84.65
500.54.46268.9249.39.82
600.59.10279.3253.415.51
700.62.89288.7257.821.61
800.65.93297.3262.228.06
900.68.36305.2266.634.78
1000.70.31312.5270.841.72
1100.71.95319.3274.948.83
1200.73.41325.6278.956.10
Temperature
(K)
Cp
(J/mol*K)

(J/mol*K)
-(G° - H°298.15)/T
(J/mol*K)
H° - H°298.15
(kJ/mol)
1200.73.31325.6278.956.10
1300.74.54331.5282.763.49
1400.75.54337.1286.471.00
1500.76.37342.3289.978.60
1600.77.06347.3293.486.27
1700.77.66352.0296.794.01
1800.78.17356.4299.9101.8
1900.78.61360.7303.0109.6
2000.79.00364.7305.9117.5
2100.79.34368.6308.8125.4
2200.79.64372.3311.6133.4
2300.79.91375.8314.3141.4
2400.80.16379.2317.0149.4
2500.80.38382.5319.5157.4
2600.80.57385.6322.0165.4
2700.80.75388.7324.4173.5
2800.80.92391.6326.8181.6
2900.81.06394.5329.1189.7
3000.81.20397.2331.3197.8
3100.81.32399.9333.5205.9
3200.81.43402.5335.6214.1
3300.81.53405.0337.6222.2
3400.81.63407.4339.7230.4
3500.81.71409.8341.6238.5
3600.81.79412.1343.6246.7
3700.81.86414.3345.4254.9
3800.81.93416.5347.3263.1
3900.81.99418.6349.1271.3
4000.82.04420.7350.8279.5
4100.82.09422.7352.6287.7
4200.82.14424.7354.3295.9
4300.82.18426.7355.9304.1
4400.82.22428.5357.6312.3
4500.82.26430.4359.2320.6
4600.82.29432.2360.7328.8
4700.82.32434.0362.3337.0
4800.82.35435.7363.8345.3
4900.82.38437.4365.3353.5
5000.82.41439.1366.7361.7
5100.82.43440.7368.2370.0
5200.82.46442.3369.6378.2
5300.82.48443.9371.0386.5
5400.82.51445.4372.3394.7
5500.82.53446.9373.7403.0
5600.82.56448.4375.0411.2
5700.82.58449.9376.3419.5
5800.82.61451.3377.6427.7
5900.82.64452.7378.8436.0
6000.82.67454.1380.1444.3

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