the mechanism for a chemical reaction is shown above. which of the following statements about the overall reaction and rate laws of the elementary reactions is correct?

I’d have to say no because without oxygen in the water the fish would all be dead. so if you want to fish for dead fish, pick the ponds with the lowest oxygen concentrations.

The total number of electrons is 14

The answer is d. hope i !

Answer//the law of conservation of mass.;