Question

(iv) Melting of wax is a physical change while burning of a candle is a chemical change.
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Answer 1

Answer:

yes because wax can be reshaped again

Answer 2

Answer:

The melting of the solid wax to form liquid wax and the evaporation of liquid wax to form wax vapour are physical changes. The burning of the wax vapour is a chemical change. The wax vapour reacts with oxygen in the air to form new substances including carbon dioxide and ash.

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