Question

Difference Between physical and chemical changes​

Answer 1

Answer:

Physical change : The change new sabstance is not form. e.g. : Cutting of trees

Chemical change: The change in which new sabstance is form .e.g.: Burning of trees

Answer 2

Answer:  your required answer is :-

physical changes only changes the appearance of substance , not its chemical composition . Chemical changes cause a substance to change into an entirely substance with a new chemical formula . Chemical changes is also known as chemical reactions .

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itz shivani ..

Explanation: