When the Following Oxidation-Reduction Reaction in Acidic Solution Is Balanced,what

question 65

Multiple Choice

When the following oxidation-reduction reaction in acidic solution is balanced,what is the lowest whole-number coefficient for Rb⁺(aq) ?
Rb(s) + Sr²⁺(aq) → Rb⁺(aq) + Sr(s)

• A)5
• B)4
• C)1
• D)3
• E)2

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