Question

What changes occur on a copper vessel when it is exposed to moist air for a very long time?

Answer 1

the copper vessel would turn black as formation of copper oixide takes place.

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Answer 2

Hey!!! here is your answer-

When a copper vessel is exposed to moist air firstly the copper vessel will turn to green color because of the reactivation of thecopper with the moist air that is the hydrogen and the oxygen and even some other molecules or compounds.

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