Question

A balanced chemical equation shows that mass is conserved in a chemical reaction. To balance a chemical equation, whole number coefficients are used to show the same number of each type of atom on both sides of the chemical reaction. What do these whole number coefficients represent?(1 point)
A. Number of molecules of the reactants and products
B. Mass of the reactants and products

Answers

GPT-4o mini
A. Number of molecules of the reactants and products

The whole number coefficients in a balanced chemical equation represent the number of molecules (or moles) of each reactant and product involved in the reaction.