2. Consider the following examples and answer the given questions.
(a) A person eats chocolate and then digests it.
(b) A wax candle is being burnt in air.
In the examples mentioned above, both physical and chemical changes take
place. Identify the changes and classify them. Give reasons for your answer.
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Explanation:
1st A person eat chocolate and digests it so it is chemical change
2nd A wax candle is being burnt in air so it is both physical change and chemical change
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