A Mixture of Nitrogen and Hydrogen Was Allowed to Come

question 11

Multiple Choice

A mixture of nitrogen and hydrogen was allowed to come to equilibrium at a given temperature. 3H₂ + N₂ 2NH₃
An analysis of the mixture at equilibrium revealed 2.1 mol N₂,3.2 mol H₂,and 1.8 mol NH₃.How many moles of H₂ were present at the beginning of the reaction?

• A)3.2
• B)4.8
• C)5.0
• D)5.9
• E)4.4

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