CO2(aq)
Formation Gibbs Energy
Estimated ΔfG'm -403.1 ± 5.8 [kJ/mol]    Enter custom concentration »
Estimated ΔfG'° -386.0 ± 5.8 [kJ/mol]
Estimated using Component Contribution (2013)
pH
Ionic strength [M]
General Properties
Formula CO2
Common names CO2; Carbon dioxide; C00011
Molar Mass 43.99 [Da]
Structure
Links KEGG »
Note CO2(aq) is dissolved CO2. This is different from CO2(total), which includes the hydrated forms of CO2 - carbonate, bicarbonate and carbonic acid. More info »
Species Formation Energies
Phase Net charge #Hydrogens Δf [kJ/mol] ΔfG'° [kJ/mol] Reference
aqueous 0 0 -386.0 -386.0 Component Contribution (2013)
gas     -394.4 -394.4
gas     -394.4 -394.4 Alberty (2003)
aqueous 0 0 -386.0 -386.0