Which type of change takes place in the following cases?
(1) Burning of a candle (2) Lightning of Bulb (3) Preparation of food by green plants (4) volcanic eruption (5) evaporation of petrol (6) burning of LPG.
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8
Answer:
- burning of a candle is a a chemical change
- lighting of bulb is also chemical change
- preparation of food by Green plants is physical change
- volcanic eruption is a physical change
- evaporation of petrol is chemical change
- burning of LPG is chemical change
Answered by
2
Explanation:
1). chemical change
2) physical change
3) chemical change
4) chemical change
5) physical change
6) chemical change
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