- Name
- Sodium oxalate
- InChI
- InChI=1S/C2H2O4.2Na/c3-1(4)2(5)6;;/h(H,3,4)(H,5,6);;/q;2*+1/p-2
- InChI Key
- ZNCPFRVNHGOPAG-UHFFFAOYSA-L
- Formula
- C2Na2O4
- SMILES
- O=C([O-])C(=O)[O-].[Na+].[Na+]
- Mol. Weight (g/mol)
- 134.00
- CAS
- 62-76-0
- Name
- Water
- InChI
- InChI=1S/H2O/h1H2
- InChI Key
- XLYOFNOQVPJJNP-UHFFFAOYSA-N
- Formula
- H2O
- SMILES
- O
- Mol. Weight (g/mol)
- 18.02
- CAS
- 7732-18-5
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Datasets
- Molality, mol/kg (4)
- Cp,liquid - Molar heat capacity at constant pressure, J/K/mol
- ρl - Mass density, kg/m3 (3)
Molality, mol/kg [ref]
Operational condition: Pressure, kPa = 101.325 (Liquid)
| Temperature, K - Liquid | Molality, mol/kg - Liquid |
|---|---|
| 273.15 | 0.2100 |
| 278.15 | 0.2190 |
| 288.15 | 0.2430 |
| 293.15 | 0.2630 |
| 298.15 | 0.2700 |
| 303.15 | 0.2840 |
| 308.15 | 0.3010 |
| 313.15 | 0.3160 |
| 318.15 | 0.3260 |
| 323.15 | 0.3450 |
| 328.15 | 0.3550 |
| 333.15 | 0.3670 |
Molality, mol/kg of Sodium oxalate (1) [ref]
| Fixed | Measured | |
|---|---|---|
| Temperature, K - Liquid | Pressure, kPa - Liquid | Molality, mol/kg of Sodium oxalate (1) - Liquid |
| 298.15 | 100.00 | 0.2720 |
Molality, mol/kg of Sodium oxalate (1) [ref]
Operational condition: Pressure, kPa = 100 (Liquid)
| Temperature, K - Liquid | Molality, mol/kg of Sodium oxalate (1) - Liquid |
|---|---|
| 298.15 | 0.2650 |
| 298.15 | 0.2630 |
| 323.15 | 0.3170 |
| 323.15 | 0.3340 |
| 343.15 | 0.3850 |
| 343.15 | 0.3830 |
Mass fraction of Sodium oxalate (1) [ref]
Operational condition: Pressure, kPa = 101 (Liquid)
| Temperature, K - Liquid | Mass fraction of Sodium oxalate (1) - Liquid |
|---|---|
| 283.15 | 0.0295 |
| 293.15 | 0.0340 |
Molar heat capacity at constant pressure, J/K/mol [ref]
Operational conditions:
- Pressure, kPa = 101 (Liquid)
- Temperature, K = 298.15 (Liquid)
| Molality, mol/kg of Sodium oxalate (1) - Liquid | Molar heat capacity at constant pressure, J/K/mol - Liquid |
|---|---|
| 0.0100 | 75.31 |
| 0.0199 | 75.27 |
| 0.0400 | 75.22 |
| 0.0603 | 75.17 |
| 0.1000 | 75.08 |
| 0.1502 | 75.00 |
| 0.1996 | 74.93 |
| 0.2494 | 74.88 |
Mass density, kg/m3 [ref]
Operational condition: Pressure, kPa = 100 (Liquid)
| Fixed | Measured | |
|---|---|---|
| Temperature, K - Liquid | Molality, mol/kg of Sodium oxalate (1) - Liquid | Mass density, kg/m3 - Liquid |
| 298.15 | 0.2720 | 1020.9 |
| 298.15 | 0.2650 | 1020.9 |
| 298.15 | 0.2630 | 1025.1 |
| 323.15 | 0.3170 | 1020.3 |
| 323.15 | 0.3340 | 1022.4 |
| 343.15 | 0.3850 | 1016.5 |
Mass density, kg/m3 [ref]
Operational condition: Pressure, kPa = 101 (Liquid)
| Temperature, K - Liquid | Mass density, kg/m3 - Liquid |
|---|---|
| 283.15 | 1043.4 |
| 293.15 | 1023.9 |
Mass density, kg/m3 [ref]
Operational conditions:
- Pressure, kPa = 101 (Liquid)
- Temperature, K = 298 (Liquid)
| Molality, mol/kg of Sodium oxalate (1) - Liquid | Mass density, kg/m3 - Liquid |
|---|---|
| 0.0100 | 998.164 |
| 0.0199 | 999.268 |
| 0.0400 | 1001.477 |
| 0.0603 | 1003.675 |
| 0.1502 | 1013.276 |
| 0.1996 | 1018.424 |
| 0.2494 | 1023.554 |
Sources
- The molar enthalpies of solution and solubilities of ammonium, sodium and potassium oxalates in water
- Solubility of Sodium Oxalate in Concentrated Electrolyte Solutions
- Heat Capacities and Volumes of Aqueous Dicarboxylate Salt Solutions of Relevance to the Bayer Process
- Solubility and Phase Diagram for the Ternary Sodium Oxalate + Hydrogen Peroxide + Water System at (283.15 and 293.15) K
Note: These property values are available through the Cheméo API. A free account gives you an access key.