triberyllium nitride


Solid 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. - 1000.1000. - 2473.
A 24.13270144.7590
B 252.7540-4.032650
C -223.9450-2.594851
D 72.227500.877102
E -1.531340-15.44410
F -610.0060-672.1030
G -11.34650151.5830
H -588.2700-588.2700
ReferenceChase, 1998Chase, 1998
Comment α phase; Data last reviewed in March, 1967 α phase; Data last reviewed in March, 1967
Temperature
(K)
Cp
(J/mol*K)

(J/mol*K)
-(G° - H°298.15)/T
(J/mol*K)
H° - H°298.15
(kJ/mol)
298.64.2334.0734.13-0.02
300.64.7434.5034.130.11
400.84.4556.0536.937.65
500.97.4376.3842.8116.78
600.106.595.0049.9827.01
700.113.0111.957.6438.00
800.117.6127.365.4149.54
900.121.0141.473.0861.48
1000.123.6154.380.5673.71
Temperature
(K)
Cp
(J/mol*K)

(J/mol*K)
-(G° - H°298.15)/T
(J/mol*K)
H° - H°298.15
(kJ/mol)
1000.123.6154.380.5673.71
1100.125.6166.187.8186.17
1200.127.0177.194.8098.80
1300.127.9187.3101.5111.6
1400.128.6196.8108.0124.4
1500.129.0205.7114.2137.3
1600.129.2214.1120.2150.2
1700.129.4221.9126.0163.1
1800.129.4229.3131.5176.0
1900.129.5236.3136.8189.0
2000.129.5242.9142.0201.9
2100.129.5249.3146.9214.9
2200.129.5255.3151.7227.8
2300.129.5261.0156.3240.8
2400.129.6266.5160.8253.7

References

Go To: Top, Solid 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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