Question

How is burning of candles an example of both physical and chemical change​

Answer 1

Answer:

when a candle burns,the oxygen in the air reacts and formed carbon dioxide. A new substance, the Co2 is formed. so it is a chemical change. when the candle melts, no new substance is formed and the molten wax can be again solidified and made into a candle.

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Answer 2

Answer:

Burining of candle is Both a chemical and physical change. Burning of candle is a chemical change because a new substance is formed. The new substance is carbon dioxide because we know that when we burn something oxygen is consumed and carbon dioxide is released in the process.

It is also a physical change because the candle is now melting to wax and changing its state.Also this process is reversible.