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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 |
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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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