11.
Which of the following are chemical changes?
(a) Growth of a plant
(b) Rusting of iron
(c) Mixing of fron filings and sand
(d) Cooking of food
(e) Digestion of food
(f) Freezing of water
9 Burning of a candle.
Answers
Answered by
1
Explanation:
option b,d,e
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Answered by
0
Answer:
THE CHEMICAL REACTION FROM ABOVE ARE-
- b
- d
- e
- 9
Explanation:
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