SEARCH Articles Figures Tables Chemical equilibrium A dynamic reaction system in which the concentrations of all reactants and products remain constant Composition Concentration of Reactants Concentrations of Reactants The Rate-Law Expression Dependence of Reaction Rate on Reactant Concentration Effect of Reactant Concentration Effect of Reactant Concentration on Reaction Rate Effect of reactant concentrations on rates Problem Calculate rates and concentrations of reactants from data sets Reactant concentrations The Concentration of Reactants in Each Phase is Affected by Diffusion