Question

what is a physical and chemical change give 2 example​

Answer 1

Answer:

A chemical change results from a chemical reaction, while a physical change is when matter changes forms but not chemical identity. Examples of chemical changes are burning and cooking. Examples of physical changes are boiling and melting.

Explanation:

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Answer 2

Answer:

physical change

Physical changes are those changes, where there is no change in the mass of the substance and even the internal properties of the molecules remain same. Such changes are temporary. These changes involves the transformation in different phases of matter like from solid to liquid; liquid to gas or vice versa.

chemical change

Chemical changes are those changes, where there is the formation of the new substance and such changes are permanent. There are the breaking and formation of new bonds to make the new compounds

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