Question

burning of substance is a chemical change true or false question​

Answer 1

Answer:

yep it's true....

Explanation:

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Answer 2

Answer:

When a candle burns, first it melts which is a physical change. When the liquid is converted into vapours and mixed with air during burning, a chemical change takes place. Another example of a change in which both physical and chemical changes occur is burning of LPG gas.

Explanation:

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