var nc = 9, fc = new Array(nc); fc[0] = {t:"Chemical Equilibrium",d:"A dynamic process in which the concentrations of reactants and products remain constant over time and the rate of a reaction in the forward direction matches its rate in the reverse direction."}; fc[1] = {t:"Equilibrium Constant (K)",d:"The value of the ratio of concentration (or partial pressure) terms in the equilibrium constant expression at a specific temperature."}; fc[2] = {t:"Equilibrium Constant Expression",d:"The ratio of the equilibrium concentrations or partial pressures of products to reactants, each term raised to a power equal to the coefficient of that substance in the balanced chemical equation for the reaction."}; fc[3] = {t:"Heterogeneous Equilibria",d:"Involve reactants and products in more than one phase."}; fc[4] = {t:"Homogeneous Equilibria",d:"Involve reactants and products in the same phase."}; fc[5] = {t:"Law of Mass Action",d:"The ratio of the concentrations or partial pressures of products to reactants at equilibrium has a characteristic value at a given temperature when each term is raised to a power equal to the coefficient of that substance in the balanced chemical equation for the reaction."}; fc[6] = {t:"Le Châtelier’s Principle",d:"A system at equilibrium responds to a stress in such a way that it relieves that stress."}; fc[7] = {t:"Mass Action Expression",d:"Equivalent to the equilibrium constant expression, but applied to reaction mixtures that may, or may not, be at equilibrium."}; fc[8] = {t:"Reaction Quotient (Q)",d:"The numerical value of the mass action expression for any values of the concentrations (or partial pressures) of reactants and products; at equilibrium, Q = K."};