Ammonia Reacts with Diatomic Oxygen to Form Nitric Oxide and Water

question 128

Multiple Choice

Ammonia reacts with diatomic oxygen to form nitric oxide and water vapor: 4NH₃ + 5O₂ $\rarr$ 4NO + 6H₂O
What is the theoretical yield of water, in moles, when 40.0 g NH₃ and 50.0 g O₂ are mixed and allowed to react?

• A)1.30 mol
• B)1.57 mol
• C)1.87 mol
• D)3.53 mol
• E)None of these.