At a certain concentration of reactants the rate of appearance of water in the following reaction is 0.51 M/s. Watch the sign of the rate!
4NH3 + 7O2 4NO2 + 6H2O
(A) What is the rate of reaction of O2? ________ M/s
(B) What is the rate of reaction of NH3? ________M/s
(C) What is the rate of reaction of NO2? _________ M/s