The equilibrium constant, Kc, for the reaction: 3() + 2() ⇄ 5() equals 49 at 230℃. If 0.4 mol each of phosphorus trichloride and chlorine are added to a 4.0 L reaction vessel, what is the equilibrium composition of the mixture at 230℃?

Which statement best describes isomers? a. isomers are alcohols that have the same functional group. b. isomers have at least one carbon-carbon double bond. c. isomers have the same molecular formula but different structural properties.