Enzymes in Plants Convert Nitrate into Ammonia

question 30

Multiple Choice

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

• A)0
• B)1
• C)2
• D)3
• E)4

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