How burning of candle is a chemical change no new substance is formed?
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Explain how burning of candle involves both physical and chemical change. It is a reversible reaction and no new substance is formed. ... When the candle burns, the wax slowly melts which freezes after some time (physical change). And the burning of a wick is a chemical change as it involves combustion
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Bcoz it on burning melts and also produces vapour,co2,etc...
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