titanium tetrabromide


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) 1000. - 6000.
A 25.72930
B 0.089186
C -0.024203
D 0.002067
E -0.151258
F -139.6820
G 125.5240
H -131.5000
ReferenceChase, 1998
Comment Data last reviewed in June, 1968
Temperature
(K)
Cp
(cal/mol*K)

(cal/mol*K)
-(G° - H°298.15)/T
(cal/mol*K)
H° - H°298.15
(kcal/mol)
1000.25.65125.7107.917.74
1100.25.68128.1109.720.30
1200.25.70130.4111.322.87
1300.25.72132.4112.825.44
1400.25.74134.3114.328.01
1500.25.75136.1115.730.59
1600.25.76137.8117.033.16
1700.25.77139.3118.335.74
1800.25.78140.8119.538.32
1900.25.78142.2120.740.90
2000.25.79143.5121.843.47
2100.25.79144.8122.846.05
2200.25.80146.0123.948.63
2300.25.80147.1124.951.21
2400.25.81148.2125.853.79
2500.25.81149.3126.756.37
2600.25.81150.3127.658.96
2700.25.81151.3128.561.54
2800.25.82152.2129.364.12
2900.25.82153.1130.166.70
3000.25.82154.0130.969.28
3100.25.82154.8131.671.86
3200.25.82155.6132.474.45
3300.25.82156.4133.177.03
3400.25.82157.2133.879.61
3500.25.82158.0134.582.19
3600.25.82158.7135.184.77
3700.25.82159.4135.887.36
3800.25.82160.1136.489.94
3900.25.82160.8137.092.52
4000.25.82161.4137.695.10
4100.25.82162.0138.297.68
4200.25.82162.7138.8100.3
4300.25.82163.3139.4102.8
4400.25.82163.9139.9105.4
4500.25.82164.4140.4108.0
4600.25.82165.0141.0110.6
4700.25.82165.6141.5113.2
4800.25.82166.1142.0115.8
4900.25.82166.6142.5118.3
5000.25.82167.2143.0120.9
5100.25.82167.7143.5123.5
5200.25.82168.2143.9126.1
5300.25.82168.7144.4128.7
5400.25.83169.2144.8131.3
5500.25.83169.6145.3133.8
5600.25.83170.1145.7136.4
5700.25.83170.6146.2139.0
5800.25.83171.0146.6141.6
5900.25.83171.4147.0144.2
6000.25.84171.9147.4146.8

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