Question

What is physical changes?


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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.

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Answer 2

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• The changes only in the physical state of a substance is called a physical change .
• No new substance is formed .
• Generally reversible . Example :- melting of wax & ice .
• Exception :- bursting of balloon , cutting of paper .