Potassium bromide


Gas Phase Heat Capacity (Shomate Equation)

Go To: Top, References, Notes

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.

View plot Requires a JavaScript / HTML 5 canvas capable browser.

Temperature (K) 298. to 6000.
A 83.13357
B 0.008914
C -0.002404
D 0.000205
E -0.120503
F -565.7647
G 476.1559
H -540.5728
ReferenceChase, 1998
Comment Data last reviewed in March, 1962
Temperature
(K)
Cp
(J/mol*K)

(J/mol*K)
-(G° - H°298.15)/T
(J/mol*K)
H° - H°298.15
(kJ/mol)
298.81.78376.2376.2-0.01
300.81.80376.7376.20.15
400.82.38400.4379.58.36
500.82.66418.8385.516.62
600.82.80433.9392.424.89
700.82.89446.6399.233.18
800.82.95457.7405.941.47
900.82.99467.5412.249.77
1000.83.02476.2418.258.07
1100.83.04484.1423.866.37
1200.83.06491.4429.174.67
1300.83.07498.0434.282.98
1400.83.08504.2439.091.29
1500.83.09509.9443.599.60
1600.83.10515.3447.8107.9
1700.83.10520.3451.9116.2
1800.83.11525.1455.9124.5
1900.83.11529.5459.6132.8
2000.83.11533.8463.2141.1
2100.83.12537.9466.7149.5
2200.83.12541.7470.0157.8
2300.83.12545.4473.2166.1
2400.83.12549.0476.3174.4
2500.83.12552.4479.3182.7
2600.83.13555.6482.1191.0
2700.83.13558.8484.9199.3
2800.83.13561.8487.6207.6
2900.83.13564.7490.2216.0
3000.83.13567.5492.8224.3
3100.83.13570.2495.2232.6
3200.83.13572.9497.6240.9
3300.83.13575.4499.9249.2
3400.83.13577.9502.2257.5
3500.83.13580.3504.4265.8
3600.83.13582.7506.5274.2
3700.83.14584.9508.6282.5
3800.83.14587.2510.6290.8
3900.83.14589.3512.6299.1
4000.83.14591.4514.6307.4
4100.83.14593.5516.5315.7
4200.83.14595.5518.3324.0
4300.83.14597.4520.2332.3
4400.83.14599.4521.9340.7
4500.83.14601.2523.7349.0
4600.83.14603.0525.4357.3
4700.83.14604.8527.0365.6
4800.83.14606.6528.7373.9
4900.83.14608.3530.3382.2
5000.83.14610.0531.9390.5
5100.83.14611.6533.4398.9
5200.83.14613.2534.9407.2
5300.83.14614.8536.4415.5
5400.83.14616.4537.9423.8
5500.83.14617.9539.3432.1
5600.83.14619.4540.8440.4
5700.83.14620.9542.1448.7
5800.83.14622.3543.5457.1
5900.83.14623.7544.9465.4
6000.83.14625.1546.2473.7

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