Question

4. How can we say that burning of candle is a chemical change but the glowing
of bulb is a physical change?​

Answer 1

Answer:

Burning of candle involves both types of changes physical as well as chemical. ... Glowing of an electric bulb is a physical change since no new substance with different properties is formed.

Explanation:

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Answer 2

Answer:

burning of candle is a chemical changes because it is a vice versa