Iodate ion, IO3, oxidizes SO in acidic solution. The half-reaction for the oxidation is: SO + H₂O ->> SO+ 2H + 2e A 100.0 mL sample of solution containing 1.390 g of KIO, reacts with 25.3 mL of 0.642 M Na₂SO3. What is the final oxidation state of the lodine after the reaction has occured? X 6

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