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Question 11Which of the following are chemical changes? a. Growth of a plantb. Rusting of ironc. Mixing of iron filings and sandd. Cooking of foode. Digestion of foodf. Freezing of waterg. Burning of a candle

Answer» Question 11

Which of the following are chemical changes?

a. Growth of a plant

b. Rusting of iron

c. Mixing of iron filings and sand

d. Cooking of food

e. Digestion of food

f. Freezing of water

g. Burning of a candle


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