Question

what is physical change?​

Answer 1

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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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Answer 2

A physical change is a type of change in which the form of matter is altered but one subatance is not transformed into other . the size or shape of matter may be changed . but no chemical reaction occurs . usually physical changes are reversible .

EXAMPLE : melting of ice , sublimation of ammonia chloride ,.....