What difference between chemical change and …
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Yogita Ingle 6 years, 9 months ago
Physical Change
Chemical Change
In a physical change, the molecules are rearranged while their actual composition remains same.
In a chemical change, the molecular composition of a substance completely changes and a new substance is formed.
Some example 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.
Physical change is easily reversible i.e original substance can be recovered.
Chemical change is irreversible i.e. original substance cannot be recovered.
In physical change, no new substance is formed.
A chemical change is always accompanied by one or more new substance(s).
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