Ammonia,which Is Highly Toxic to Fish Because It Interferes with Their

question 71

Essay

Ammonia,which is highly toxic to fish because it interferes with their uptake of oxygen,is formed from wastes excreted by the fish,uneaten food,and decaying plants.Beneficial bacteria oxidize the ammonia and ammonium to nitrate,which is not highly toxic to fish in low to moderate levels.Complete and balance the reaction equation in acidic solution.Hint: One half-reaction should be written using NH₄⁺ and NO₃^-; the other should be written using O₂ and H₂O.
NH₄⁺(aq)+ O₂(aq) $\to$ NO₃^-(aq)

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