what are the chemical changes and physical changes give example and explain
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hritiksingh1
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
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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