How can we say that burning of candle is a chemical change but the glowing
of bulb is a physical change?
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Answered by
2
Answer:
Also, during burning of candle new substances like carbon dioxide gas and water vapour are produced, hence it is a chemical change as well. Glowing of an electric bulb is a physical change since no new substance with different properties is formed
Answered by
1
Answer:
yes as combustion is a chemical change but heating of wire is physical change
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