6. Which of the following statements concerning equilibrium is *not* true?

(A) A system that is disturbed from an equilibrium condition responds in such a way as to restore equilibrium.

(B) A system moves spontaneously toward a state of equilibrium.

(C) Equilibrium in molecular systems is dynamic, with two opposing processes balancing one another.

(D) The value of the equilibrium constant for a given reaction mixture is the same regardless of the direction from which equilibrium is attained.

(E) The equilibrium constant is independent of temperature.