Potassium bromide


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. to 6000.
A 19.86940
B 0.002130
C -0.000575
D 0.000049
E -0.028801
F -135.2210
G 113.8040
H -129.2000
ReferenceChase, 1998
Comment Data last reviewed in March, 1962
Temperature
(K)
Cp
(cal/mol*K)

(cal/mol*K)
-(G° - H°298.15)/T
(cal/mol*K)
H° - H°298.15
(kcal/mol)
298.19.5589.9189.92-0.00
300.19.5590.0489.920.04
400.19.6995.6990.692.00
500.19.76100.192.153.97
600.19.79103.793.785.95
700.19.81106.795.427.93
800.19.83109.497.019.91
900.19.84111.798.5111.89
1000.19.84113.899.9413.88
1100.19.85115.7101.315.86
1200.19.85117.4102.617.85
1300.19.85119.0103.819.83
1400.19.86120.5104.921.82
1500.19.86121.9106.023.80
1600.19.86123.2107.025.79
1700.19.86124.4108.027.78
1800.19.86125.5109.029.76
1900.19.86126.6109.931.75
2000.19.86127.6110.733.74
2100.19.87128.6111.535.72
2200.19.87129.5112.337.71
2300.19.87130.4113.139.69
2400.19.87131.2113.841.68
2500.19.87132.0114.543.67
2600.19.87132.8115.245.65
2700.19.87133.5115.947.64
2800.19.87134.3116.549.63
2900.19.87135.0117.251.62
3000.19.87135.6117.853.60
3100.19.87136.3118.455.59
3200.19.87136.9118.957.58
3300.19.87137.5119.559.56
3400.19.87138.1120.061.55
3500.19.87138.7120.563.54
3600.19.87139.3121.165.52
3700.19.87139.8121.667.51
3800.19.87140.3122.069.50
3900.19.87140.9122.571.48
4000.19.87141.4123.073.47
4100.19.87141.8123.475.46
4200.19.87142.3123.977.45
4300.19.87142.8124.379.43
4400.19.87143.2124.781.42
4500.19.87143.7125.283.41
4600.19.87144.1125.685.39
4700.19.87144.6126.087.38
4800.19.87145.0126.489.37
4900.19.87145.4126.791.36
5000.19.87145.8127.193.34
5100.19.87146.2127.595.33
5200.19.87146.6127.997.32
5300.19.87146.9128.299.30
5400.19.87147.3128.6101.3
5500.19.87147.7128.9103.3
5600.19.87148.0129.2105.3
5700.19.87148.4129.6107.3
5800.19.87148.7129.9109.2
5900.19.87149.1130.2111.2
6000.19.87149.4130.5113.2

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

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