Question

what are the chemical changes and physical changes give example and explain

Answer 1

chemical changes are the changes in which new substances are formed with new properties.
cao+ h20=ca(oh)2
physical changes is a temporary changes in which no new substances is formed only changes its state
for ex melting of ice to liquid

Answer 2

HEY MY FRIEND U R ANSWER IS HERE

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Chemical change -- A change due to chemicals is called chemical change

Example -- ● Burning wood

● Digesting food

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Physical change -- A change due to force or pressure applied is called physical change

Example -- ● When a sponge is compressed it goes under physical change

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HOPE U UNDERSTAND☺☺☺