Question

what is meant by chemical reaction? explain with the help of an example​

Answer 1

Answer:

the process by which that involves rearrangement of the molecule is called chemical reaction

Answer 2

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chemical reaction happens when one or more chemicals are changed into one or more other chemicals. Examples: iron and oxygen combining to make rust. vinegar and baking soda combining to make sodium acetate, carbon dioxide and water. things burning or exploding.

Simple examples of everyday reactions include digestion, combustion, and cooking.