Question

Define chemical reaction.​

Answer 1

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A chemical reaction is in which the bonds are broken within reactant molecules, and new bonds are formed within product molecules in order to form a new substance.

Chemical reactions are all around us, from the metabolism of food in our body to how the light we get from the sun is the results of chemical reactions. Before beginning with chemical reactions, it is important to know about physical and chemical changes.

Chemicals Reactions

A burning candle is the best example of physical and chemical change.

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Hehe once this happened with my brother

$\fbox\orange{ LoL}$

Answer 2

Answer:

a process that involves rearrangement of the molecular or ionic structure of a substance, as distinct from a change in physical form or a nuclear reaction.

Explanation:

Prerna?..lol