Question

is burning of wax reversible and physical change
and melting of wax irreversible and chemical change ​

Answer 1

Answer:

Here you go

Explanation:

Burning of wax: Chemical and Irreversible change

Melting of wax: Physical and reversible change

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Answer 2

Answer:

Melting of wax is reversible and a physical change as the 'semi-liquid' wax cools down to form solid wax. We can shape it however it please before it cools down.

Burning of wax results in ash. Since ash cannot be reversed to form wax, it is a Chemical and an irreversible change.

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