Enzymes in Plants Convert Nitrate into Ammonia $\rightarrow$ NO₂^-(aq) + OH^-(aq)
A) 1
B) 2
C) 3
D)

Enzymes in plants convert nitrate into ammonia. The unbalanced half-reaction equation is given below. What is the stoichiometric coefficient of the hydroxide in the balanced reaction equation? NO₃^-(aq) + H₂O( ) + e^- $\rightarrow$ NO₂^-(aq) + OH^-(aq)

A) 1
B) 2
C) 3
D) 4
E) 5