explain physical change and chemical change with the help of example
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When a substance undergoes a physical change, its composition remains the same despite its molecules being rearranged. ... Some examples of physical change are freezing of water, melting of wax, boiling of water, etc. A few examples of chemical change are digestion of food, burning of coal, rusting, etc.
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When a substance undergoes a physical change, its composition remains the same despite its molecules being rearranged. ... Some examples of physical change are freezing of water, melting of wax, boiling of water, etc. A few examples of chemical change are digestion of food, burning of coal, rusting, etc.
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