Calcium oxalate monohydrate
- Formula: C2CaO4·H2O
- Molecular weight: 146.112
- IUPAC Standard InChI: InChI=1S/C2H2O4.Ca.H2O/c3-1(4)2(5)6;;/h(H,3,4)(H,5,6);;1H2/q;+2;/p-2
- IUPAC Standard InChIKey: LQHWSGSWNOHVHO-UHFFFAOYSA-L
- CAS Registry Number: 5794-28-5
- Chemical structure:
This structure is also available as a 2d Mol file - Species with the same structure:
- Information on this page:
- Options:
Condensed phase thermochemistry data
Go To: Top, References, Notes
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
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| S°solid,1 bar | 156.0 | J/mol*K | N/A | Latimer, Schutz, et al., 1933 |
Constant pressure heat capacity of solid
| Cp,solid (J/mol*K) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 152.4 | 299.78 | Latimer, Schutz, et al., 1933 | T = 19 to 300 K. Cp value is unsmoothed experimental datum. |
References
Go To: Top, Condensed phase thermochemistry data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Latimer, Schutz, et al., 1933
Latimer, W.M.; Schutz, P.W.; Hicks, J.F.G., Jr.,
The heat capacity and entropy of calcium oxalate from 19 to 300° absolute. The entropy and free energy of oxalate ion,
J. Am. Chem. Soc., 1933, 55, 971-975. [all data]
Notes
Go To: Top, Condensed phase thermochemistry data, References
- Symbols used in this document:
Cp,solid Constant pressure heat capacity of solid S°solid,1 bar Entropy of solid at standard conditions (1 bar) - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
- The National Institute of Standards and Technology (NIST) uses its best efforts to deliver a high quality copy of the Database and to verify that the data contained therein have been selected on the basis of sound scientific judgment. However, NIST makes no warranties to that effect, and NIST shall not be liable for any damage that may result from errors or omissions in the Database.
- Customer support for NIST Standard Reference Data products.