Question

what is physical change​

Answer 1

Answer:

Physical change is the type of change in which niether any new substance is formed nor any sort of energy change occurs. it's totally a temporary change which can be reversed.

Example: Melting of ice, sublimation of ammonium chloride (NH4Cl)

Explanation:

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Answer 2

Physical changes are changes affecting the form of a chemical substance, but not its chemical composition. Physical changes are used to separate mixtures into their component compounds, but can not usually be used to separate compounds into chemical elements or simpler compounds.
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