What is chemical change and Physical change
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physical change are those changes in which no new substance is formed only state of that substance is changed ex water, ice and water vapour
chemical change are those changes in which new substance is formed and its properties are totally different from previous one ex cooking, rusting
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CHEMICAL CHANGE
A change in which chemical composition and chemical properties of the relative substances undergo a change is called chemical change.
eg. burning of coal, wood, paper, candle, etc
PHYSICAL CHANGE
A change in which only the physical properties of the substance get changed, while chemical composition remains unchanged is called physical change.
eg. tearing of paper etc
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