Question

why burning of candle is both physical and chemical change ​

Answer 1

Answer:

At the same time wax on burning produces water vapours and carbon - dioxide which escape into the atmosphere which are new substances with new properties. It is a chemical change. Hence burning of candle shows both physical and chemical changes.

Explanation:

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Answer 2

At the same time wax on burning produces water vapours and carbon dioxide which escape into the atmosphere which are new substance with new properties . It is a chemical change . Hence burning of candle shows both physical and chemical changes .