2H₂ + O₂ → 2H₂O

Reactant A: H₂ (2.016 g/mol)

g
n = 2.48 mol n ÷ coeff = 1.24

Reactant B: O₂ (32.00 g/mol)

g
n = 1.00 mol n ÷ coeff = 1.00
Limiting Reagent
Excess Reagent
Theoretical Yield
Tip: Press Space to run/pause, R to reset. Adjust masses and click Run to see which reactant limits the reaction.