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give an example of both physical and chemical change give an example of both physical and chemical change justify your answer give an example of both physical and chemical change class 7 give an example of change where both physical and chemical change take place simultaneously give an example where both physical and chemical changes take place give two examples of both physical and chemical change give some examples of both physical and chemical changes one example of both physical and chemical change give an example of change which involves both physical and chemical change give an example of physical and chemical change
