Calculate the value of the equilibrium constant, Kc , for the reaction   Q(g)+X(g)↽−−⇀2M(g)+N(g) given that   M(g)↽−−⇀Z(g) Kc1=3.92 6R(g)↽−−⇀2N(g)+4Z(g) Kc2=0.494 3X(g)+3Q(g)↽−−⇀9R(g) Kc3=14.0

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