Two Moles of NH₃ Are Initially Present for the Reaction

question 91

Multiple Choice

Two moles of NH₃ are initially present for the reaction:
2 NH₃(g) ⇌ N₂(g) + 3 H₂(g)
At equilibrium there is 1.00 mol NH₃.How many moles of H₂ are present at equilibrium?

• A)3.00 moles
• B)1.00 moles
• C)1.50 moles
• D)0.67 moles
• E)0.75 moles

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