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AP Chemistry/Unit 4: Chemical Reactions
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Redox Reaction Stoichiometric Coefficient
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In the redox reaction between Cr₂O₇²⁻ and I⁻ in acidic solution, after writing and balancing both half-reactions, what is the coefficient of I⁻ in the final balanced equation?

A

3

B

1

C

6

D

2

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