Betaine calcium chloride dihydrate


Condensed phase thermochemistry data

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: Eugene S. Domalski and Elizabeth D. Hearing

Constant pressure heat capacity of solid

Cp,solid (cal/mol*K) Temperature (K) Reference Comment
71.7300.Brill, Gmelin, et al., 1990T = 2 to 300 K. Cp value estimated graphically.

Phase change data

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: Eugene S. Domalski and Elizabeth D. Hearing

Enthalpy of phase transition

ΔHtrs (kcal/mol) Temperature (K) Initial Phase Final Phase Reference Comment
0.0012147.crystaline, VIcrystaline, VBrill, Gmelin, et al., 1990 
0.00284576.crystaline, Vcrystaline, IVBrill, Gmelin, et al., 1990 
0.00134116.crystaline, IVcrystaline, IIIBrill, Gmelin, et al., 1990 
0.000378127.crystaline, IIIcrystaline, IIBrill, Gmelin, et al., 1990 
0.04479164.crystaline, IIcrystaline, IBrill, Gmelin, et al., 1990 

Entropy of phase transition

ΔStrs (cal/mol*K) Temperature (K) Initial Phase Final Phase Reference Comment
0.02647.crystaline, VIcrystaline, VBrill, Gmelin, et al., 1990 
0.03876.crystaline, Vcrystaline, IVBrill, Gmelin, et al., 1990 
0.01116.crystaline, IVcrystaline, IIIBrill, Gmelin, et al., 1990 
0.002127.crystaline, IIIcrystaline, IIBrill, Gmelin, et al., 1990 
0.306164.crystaline, IIcrystaline, IBrill, Gmelin, et al., 1990 

References

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Brill, Gmelin, et al., 1990
Brill, W.; Gmelin, E.; Ehses, K.H., Specific heat of betaine calcium chloride dihydrate, Ferroelectrics, 1990, 103, 25-33. [all data]


Notes

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