Hydrogen(aq)
Formation Gibbs Energy
Estimated ΔfG'm 81.6 ± 5.8 [kJ/mol]    Enter custom concentration »
Estimated ΔfG'° 98.7 ± 5.8 [kJ/mol]
Estimated using Component Contribution (2013)
pH
Ionic strength [M]
General Properties
Formula H2
Common names Hydrogen; H2; C00282
Molar Mass 2.02 [Da]
Structure
Links KEGG »
Species Formation Energies
Phase Net charge #Hydrogens Δf [kJ/mol] ΔfG'° [kJ/mol] Reference
aqueous 0 2 17.6 98.7 Component Contribution (2013)
gas     0.0 81.1
aqueous 0 2 17.6 98.7 Alberty (2003)
gas     0.0 81.1