Limiting Reagent Basics

If 10 g of hydrogen reacts with 80 g of oxygen to form water, which reactant is limiting?

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Asked 1 week ago

1 answers

Admin User

Answered 2025 years ago

Reaction: 2H₂ + O₂ → 2H₂O. Moles of H₂ = 10/2 = 5 mol; O₂ = 80/32 = 2.5 mol. O₂ runs out first → Oxygen is the limiting reagent.

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