why burining of candle is a irreversible

Asked by deepikagujrathi | 11th Apr, 2015, 03:27: PM

Expert Answer:

While buring of candle , chemical composition changes. In this process, coal, heat and light are produced due to the chemical reaction taking place. Therefore, burning of wax is a chemical change and chemical and irreversible change
Due to heat procuded some of the wax gets melted. This change is physical and reversible change.

Answered by Prachi Sawant | 12th Apr, 2015, 07:28: PM