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03-08-2017
Chemistry

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When a clean iron nail is placed in an aqueous solution of copper(ii) sulfate, the nail becomes coated with a brownish black material. (a) what is the name of the material coating the iron? (b) what are the oxidizing and reducing agents? (omit states-of-matter in your answer.) oxidizing agent: chempadhelp?

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zrh2sfo zrh2sfo

05-08-2017

(a) What is the material coating the iron? Cu(s)

(b) What is the oxidizing agent? The oxidizing agent is reduced (goes down in oxidation number) since Cu starts off as Cu^2+ and ends up as Cu^0, it went down in oxidation number, was reduced, and thus was the oxidizing agent.

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