Chemistry: Molecular Approach (4th Edition)

Published by Pearson
ISBN 10: 0134112830
ISBN 13: 978-0-13411-283-1

Chapter 4 - Section 4.3 - Limiting Reactant, Theoretical Yield, and Percent Yield - Conceptual Connection: 4.4

Answer

2 moles of $NO_2$ are present in excess after the reaction is over.

Work Step by Step

3 moles of $NO_2$ react with 1 mole of water, so 2 moles of $NO_2$ are present in excess after the reaction is over.
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