Question

Which of the following are chemical changes?
Growth of a plant
(b) Rusting of iron
(c) Mixing of iron filings and sand
(d) Cooking of food
(e) Digestion of food
(1) Freezing of water
(g) Burning of a candle.

Answer 1

Answer:

a),b),d),e) are chemical changes.

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Answer 2

Explanation:

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☆Rusting Of Iron

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