Nitrogen Dioxide Reacts with Water to Form Nitric Acid and Nitrogen

question 155

Multiple Choice

Nitrogen dioxide reacts with water to form nitric acid and nitrogen monoxide according to the equation:
3 NO₂(g) + H₂O(l) → HNO₃(l) + NO(g)
Suppose that 4mol NO₂ and 2 H₂O mol combine and react completely.How many
Moles of the reactant in excess are present after the reaction has completed?

• A)0.7
• B)1
• C)0
• D)3

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