The Combustion of Ammonia in the Presence of Excess Oxygen

question 39

Multiple Choice

The combustion of ammonia in the presence of excess oxygen yields NO₂ and H₂O: 4 NH₃ (g) + 7 O₂ (g) → 4 NO₂ (g) + 6 H₂O (g)
The combustion of 57.6 g of ammonia consumes __________ g of oxygen.

• A)27.0
• B)28.8
• C)54.1
• D)189
• E)94.6

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