I wanted to know if I had the right expression

Answer
Explanation
Consider the reaction below at equilibrium:
[tex]aA+bB\rightleftarrows cC+dD[/tex]The equilibrium constant, Kc for the above reaction is:
[tex]Kc=\frac{[C]^c[D]^d}{[A]^a[B]^b}[/tex]