Periodic Table/Tools/Equilibrium Calculator

Equilibrium Calculator

Generate equilibrium expressions from balanced equations, solve ICE tables for equilibrium concentrations, and interconvert between standard Gibbs free energy and the equilibrium constant.

Examples:
N2+3H22NH3
K = [NH₃]² / ([N₂] · [H₂]³)
[NH3]2(coefficient = 2)
[N2](coefficient = 1)
[H2]3(coefficient = 3)

Equilibrium expressions assume all species are in the aqueous or gaseous phase. Pure solids and liquids are excluded from K expressions in practice. · ICE table solver uses Newton's method for numerical root-finding. · R = 8.314 J/(mol·K)