Question

Melt of war near the wick of a
candle is
but the burning of war in the
wick of the candle is
change​

Answer 1

Answer:

Melting of candle is a physical and reversible change because on heating it melts but it becomes wax again when it is cooled. But during the burning of candle wick the wax near the wick melts and converted into liquid wax. ... since new products are formed in this case, buring of candle wick is a chemical change.