Answer :
Final answer:
Equilibrium concentrations in chemistry are determined by considering concentration changes in a system at equilibrium and using algebraic approaches to calculate the final concentrations.
Explanation:
Equilibrium concentrations in a chemical system are the concentrations of reactants and products at equilibrium. To calculate equilibrium concentrations, you need to consider the changes in concentration that occur during the equilibrium process. By identifying the changes and using algebraic approaches, you can determine the equilibrium concentrations accurately.