Chemistry, asked by JaiHaemantShroff, 10 months ago

Burning may or may not be desirable change.

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Answered by Anonymous
1

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A chemical change is the process in which chemical composition of the substance is changed,and physical composition may or may not changed burning of coal that is carbon(C) in presence of oxygen gives a different chemical substance $$CO_2$$. So, it is a chemical change

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