disodium tetraborate, anhydrous


Liquid 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) 1015.6 to 3000.
A 444.8847
B -2.399395×10-7
C 1.082614×10-7
D -1.624874×10-8
E -3.448900×10-8
F -3476.469
G 550.8780
H -3256.662
ReferenceChase, 1998
Comment Data last reviewed in March, 1965
Temperature
(K)
Cp
(J/mol*K)

(J/mol*K)
-(G° - H°298.15)/T
(J/mol*K)
H° - H°298.15
(kJ/mol)
1016.444.9557.8329.3232.0
1100.444.9593.3348.2269.6
1200.444.9632.0370.3314.1
1300.444.9667.6391.8358.5
1400.444.9700.6412.7403.0
1500.444.9731.3432.9447.5
1600.444.9760.0452.5492.0
1700.444.9786.9471.4536.5
1800.444.9812.4489.6581.0
1900.444.9836.4507.2625.5
2000.444.9859.2524.3670.0
2100.444.9881.0540.7714.5
2200.444.9901.7556.7758.9
2300.444.9921.4572.1803.4
2400.444.9940.4587.1847.9
2500.444.9958.5601.6892.4
2600.444.9976.0615.6936.9
2700.444.9992.8629.3981.4
2800.444.91009.642.61026.
2900.444.91025.655.51070.
3000.444.91040.668.01115.

References

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