What is the expression for the reaction quotient (Q) for the general reaction? Select one answer. mA+nBxC+yD 5 points A. Qc=[C]x[D]y[A]m[B]n B. Qc=[C][D][A][B] C. Qc=[C]m[D]n[A]x[B]y D. Qc=[A]m[B]n[C]x[D]y