Oxalate(aq)
Formation Gibbs Energy
Estimated ΔfG'm -693.4 ± 5.8 [kJ/mol]    Enter custom concentration »
Estimated ΔfG'° -676.3 ± 5.8 [kJ/mol]
Estimated using Component Contribution (2013)
pH
Ionic strength [M]
General Properties
Formula C2H2O4
Common names Oxalate; Ethanedioic acid; Oxalic acid; C00209
Molar Mass 90.00 [Da]
Structure
Links KEGG »
Species Formation Energies
Phase Net charge #Hydrogens Δf [kJ/mol] ΔfG'° [kJ/mol] Reference
aqueous -2 0 -673.9 -676.3 Component Contribution (2013)
aqueous -1 1 -697.3 -657.4
aqueous 0 2 -705.1 -624.0
aqueous -2 0 -673.9 -676.3 Alberty (2003)
aqueous -1 1 -698.3 -658.4