what do you understand by the physical change
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Answer:
Physical changes are changes affecting the form of a chemical substance, but not its chemical composition. ... In general a physical change is reversible using physical means. For example, salt dissolved in water can be recovered by allowing the water to evaporate.
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A change in which substance undergoes a changes in its physical properties only called a physical change.
Explanation:
A physical change is generally reversible. in such a change no new substance is formed.
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