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

Question 68

Multiple Choice

When the following oxidation-reduction reaction in acidic solution is balanced,what is the lowest whole-number coefficient for K+(aq) ?
K(s) + Ca2+(aq) →\to K+(aq) + Ca(s)


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

Correct Answer:

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