= 3 mol HNO3
Nitrogen dioxide reacts with water to form nitric acid and nitrogen monoxide according to the equation:
3 NO2(g) + H2O(l) → 2 HNO3(l) + NO(g)
Suppose that 4.5 mo NO2 and 0.40 mol H2O combine and react completely. Which reactant is in excess?
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