Triaquo hexacetate chromate chloride hexahydrate
- Formula: C12H36ClCr3O22
- Molecular weight: 723.842
- CAS Registry Number: 12366-60-8
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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 |
|---|---|---|---|
| 228.97 | 278.084 | Sorai, Tachiki, et al., 1971 | T = 1.5 to 280 K. Value is unsmoothed experimental datum. |
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 |
|---|---|---|---|---|---|
| 0.7940 | 211.4 | crystaline, II | crystaline, I | Sorai, Tachiki, et al., 1971 | Two peaks were observed: at 211.4 K and 215.5 K, H and S give for overall transition. |
Entropy of phase transition
| ΔStrs (cal/mol*K) | Temperature (K) | Initial Phase | Final Phase | Reference | Comment |
|---|---|---|---|---|---|
| 3.2930 | 211.4 | crystaline, II | crystaline, I | Sorai, Tachiki, et al., 1971 | Two |
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.
Sorai, Tachiki, et al., 1971
Sorai, M.; Tachiki, M.; Suga, H.; Seki, S.,
Magnetic and thermal properties of crystals including isolated clusters. I. Heat capacity and infrared spectrum of [Cr3O(CH3COO)6(H2O)3]Clx6H2O crystal between 1.5 and 280K,
J. Phys. Soc. Japan, 1971, 30, 750-759. [all data]
Notes
Go To: Top, Condensed phase thermochemistry data, Phase change data, References
- Symbols used in this document:
Cp,solid Constant pressure heat capacity of solid ΔHtrs Enthalpy of phase transition ΔStrs Entropy of phase transition - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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