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AP Chemistry/Unit 4: Chemical Reactions
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Redox Reaction Analysis

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In an experiment, a strip of zinc metal is placed in a copper(II) sulfate solution. The zinc metal is observed to dissolve while solid copper is deposited. Based on these observations, a researcher concludes that zinc is reduced and copper is oxidized. What is the error in the researcher’s conclusion?

A

Zinc is oxidized and copper is reduced, not the other way around.

B

They incorrectly identified the reactants and products.

C

They did not account for the formation of zinc sulfate in the solution.

D

They did not make a mistake; their conclusion is correct.

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