Chapter 3, Problem 54QAP

Ammonia reacts with a limited amount of oxygen according to the equation

$4{\text{NH}}_3\left(g\right)+5{\text{O}}_2\left(g\right)\to 4\text{NO}\left(g\right)+6{\text{H}}_2\text{O}\left(l\right)$(a) How many moles of NO are obtained when 3.914 moles of oxygen are used?

(b) How many moles of oxygen are required to react with 2.611 moles of ammonia?

(c) How many moles of water are obtained when 0.8144 moles of ammonia are used?

(d) How many moles of oxygen are required to produce 0.2179 mol of water?