Define physical change with suitable example
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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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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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