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The number of atoms before a reaction is ________ the number of atoms after the reaction.

Respuesta :

matter cannot be created or destroyed. this means that the number of atoms before the reaction has to equal the number of atoms after the reaction.

The number of atoms before a reaction is equal to the number of atoms after the reaction.

What is law of conservation of matter?

Matter can change form through physical and chemical changes, but through any of these changes matter is conserved. The same amount of matter exists before and after the change—none is created or destroyed.

Equations must be balanced to reflect the law of conservation of matter, which states that no atoms are created or destroyed over the course of a normal chemical reaction.

Learn more about law of conservation here:

https://brainly.com/question/9434062

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