why burning of a candle is both physical and chemical change
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physical - bcz of change of state chemical - bcz formation of gases nd energy ( new substance)
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Hi
No new substances are formed. In aburning candle, there are both physical and chemical changes. The melting of the solid wax to form liquid wax and the evaporation of liquid wax to form wax vapour are physical changes. Theburning of the wax vapour is achemical change.
Hope you understand
No new substances are formed. In aburning candle, there are both physical and chemical changes. The melting of the solid wax to form liquid wax and the evaporation of liquid wax to form wax vapour are physical changes. Theburning of the wax vapour is achemical change.
Hope you understand
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