Question

What must you add to balance a half-reaction in an acidic solution?
A. Just add oxygen molecules to balance the equation.

B. Just add water molecules to balance the equation.

C. Just add hydrogen ions and water molecules to balance the equation.

D. Just add hydroxide ions and water molecules to balance the equation.

Answer 1

Answer:

C

Explanation:

add water molecules to the areas deficient of oxygen and add hydrogen ions to the other side to balance it up

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Answer 2

B just add water molecules to balance the equation