Question

Differentiate between reversible and irreversible changes. Give example of each.
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Answer 1

Reversible changes: The changes which can be brought back to its original form are known as reversible changes. For example, melting of wax and stretching of a rubber band.

Irreversible changes: The changes in which the matter cannot be brought back to its original state are known as irreversible changes. For example, burning of paper changes it into ash and smoke. Paper cannot be obtained back from ash and smoke

Answer 2

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Reversible change

A change which can be reversible and easy to do it is called as reversible change example - Ice into water, water into ice.

Irreversible change

A change which can't be reversed is called as Irreversible change - We can do milk into curd,But not curd into milk.