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Prove that lighting candel is a chemical changes

Answer» CHEMICAL CHANGE =
chemical change occure when a substance cominewith abother to form a mew substance is called a chemical change.

lightening candel is both chemical and physical change .

chemical change =
when you LIGHT the candel then the wax near the wick will MELT. wick absorb the LIQUID melt.
the wax near to the flame will burn and give new substance like carbon dioxide, water vapour , health and light . this is an irreversible change.

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