If you have 4.0 moles of hydrogen and 3.0 moles of oxygen, which will be the limiting reactant? 2H2 + O2 → 2H2O 2H2 + O2 → 2H2O?

H2O

O2

There is no limiting reactant.

H2

1 Answer

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  • 1 month ago

    2H2 + O2 → 2H2O 

    4 moles of H2 need 2 moles for a complete reaction

    O2 is in excess and H2 is the limiting reactant forming 4 moles of H2O 

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