Question

At equilibrium do concentration of reactant and prodict become constant

Answer 1

the product spelling is wrong

yeah at equilirium the concentration,i.e., mass or volume what of the reactant and product are equal

Answer 2

At connect of chemical equilibrium. In a chemical reaction chemical equilibrium is the state in which forward reaction rate and reserve reaction rate are equal. The result of equilibrium is that the concentration of the reactant and the product do not change.