Question

When a candle burns, both physical and chemical changes take place. Identify these

changes. Give another example of a familiar process in which both the chemical and

physical changes take place.

Solution:

Candle Burning

Physical change is melting of wax:​

Answer 1

Answer:

Physical change is melting of wax.

So, the melting of wax and vapourisation of melted wax are physical changes. Chemical Changes : The wax near flame burns and gives new substances like carbon dioxide, carbon soot, water vapour, heat and light. LPG is another example of a familiar process in which both the chemical and physical changes take place.

Explanation:

Hope it helps you

Answer 2

hope it will help you..

Explanation:

when wood burns the moisture present in it turns to vapour ,it is a physical change.

when its burns and generate CO2 it is a chemical change.

and melting of wax is a physical change but burning of candel is a chemical change.