lithium metaborate


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) 3000. to 6000.
A 81.28592
B 0.992139
C -0.193915
D 0.013073
E -5.855173
F -685.5024
G 352.9409
H -646.8464
ReferenceChase, 1998
Comment Data last reviewed in June, 1971
Temperature
(K)
Cp
(J/mol*K)

(J/mol*K)
-(G° - H°298.15)/T
(J/mol*K)
H° - H°298.15
(kJ/mol)
3000.82.22444.8374.7210.1
3100.82.28447.5377.0218.4
3200.82.33450.1379.3226.6
3300.82.38452.6381.5234.8
3400.82.42455.1383.6243.1
3500.82.47457.5385.7251.3
3600.82.50459.8387.7259.6
3700.82.54462.1389.7267.8
3800.82.57464.3391.6276.1
3900.82.60466.4393.5284.3
4000.82.62468.5395.4292.6
4100.82.65470.5397.2300.9
4200.82.67472.5398.9309.1
4300.82.69474.5400.7317.4
4400.82.71476.4402.4325.7
4500.82.73478.2404.0333.9
4600.82.74480.1405.7342.2
4700.82.76481.8407.3350.5
4800.82.77483.6408.8358.8
4900.82.79485.3410.4367.0
5000.82.80487.0411.9375.3
5100.82.81488.6413.4383.6
5200.82.82490.2414.9391.9
5300.82.83491.8416.3400.2
5400.82.85493.3417.7408.4
5500.82.86494.9419.1416.7
5600.82.87496.4420.5425.0
5700.82.88497.8421.8433.3
5800.82.89499.3423.1441.6
5900.82.91500.7424.4449.9
6000.82.92502.1425.7458.2

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

Go To: Top, Gas Phase Heat Capacity (Shomate Equation), References