Question

Define physical change ?​

Answer 1

Answer:

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.

Answer 2

physical change are the changes affecting the form of chemical substance but not its chemical composition. physical change are used to separate mixture into the component compounds but cannot usually be used to separate compounds into chemical elements aur simpler compounds. physical change are usually reversible. it characteristics are colour, shape ,texture, flexibility... etc..

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