potassium tetrafluoroborate


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) 1500. to 6000.
A 131.5370
B 0.831440
C -0.167755
D 0.011591
E -7.939099
F -1612.982
G 442.8806
H -1552.264
ReferenceChase, 1998
Comment Data last reviewed in December, 1969
Temperature
(K)
Cp
(J/mol*K)

(J/mol*K)
-(G° - H°298.15)/T
(J/mol*K)
H° - H°298.15
(kJ/mol)
1500.128.9499.0404.0142.6
1600.129.4507.4410.2155.6
1700.129.8515.2416.1168.5
1800.130.1522.7421.8181.5
1900.130.4529.7427.3194.5
2000.130.6536.4432.6207.6
2100.130.9542.8437.7220.7
2200.131.0548.9442.6233.8
2300.131.2554.7447.4246.9
2400.131.3560.3452.0260.0
2500.131.5565.7456.4273.1
2600.131.6570.8460.7286.3
2700.131.7575.8464.9299.5
2800.131.8580.6468.9312.6
2900.131.9585.2472.9325.8
3000.132.0589.7476.7339.0
3100.132.0594.0480.4352.2
3200.132.1598.2484.0365.4
3300.132.1602.3487.5378.6
3400.132.2606.2491.0391.8
3500.132.2610.0494.3405.1
3600.132.3613.8497.6418.3
3700.132.3617.4500.8431.5
3800.132.4620.9503.9444.8
3900.132.4624.4506.9458.0
4000.132.4627.7509.9471.2
4100.132.5631.0512.8484.5
4200.132.5634.2515.7497.7
4300.132.5637.3518.5511.0
4400.132.5640.3521.2524.2
4500.132.5643.3523.9537.5
4600.132.6646.2526.5550.7
4700.132.6649.1529.1564.0
4800.132.6651.9531.6577.2
4900.132.6654.6534.1590.5
5000.132.6657.3536.5603.8
5100.132.6659.9538.9617.0
5200.132.7662.5541.3630.3
5300.132.7665.0543.6643.6
5400.132.7667.5545.9656.8
5500.132.7669.9548.1670.1
5600.132.7672.3550.3683.4
5700.132.7674.7552.4696.6
5800.132.7677.0554.6709.9
5900.132.8679.2556.7723.2
6000.132.8681.5558.7736.5

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