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InterviewSolution
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. Why is respiration consideredWhy do coppervessel lose shine when exposed to air ?fill the packet of chips with |
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Answer» Copper turns greenbecause of chemical reactions with the elements. Just as iron that is left unprotected in open air will corrode and form a flaky orange-red outer layer,copperthat is exposed to the elements undergoes a series of chemical reactions that give the shiny metal a pale greenouter layer called a patina. |
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