Nitric Oxide,NO,is Made from the Oxidation of NH₃,and the Reaction

Multiple Choice

Nitric oxide,NO,is made from the oxidation of NH₃,and the reaction is represented by the equation
4NH₃ + 5O₂ → 4NO + 6H₂O
An 8.9-g sample of NH₃ gives 12.0 g of NO.The percent yield of NO is .

A) 88 %
B) 43 %
C) 16 %
D) 76 %
E) 29 %