kc expression for aluminum+hydrochloric acid
I assume this is in a closed container so that the H2 gas can be captured.
2Al(s) + 6HCl(aq) ==> 3H2(g) + 2AlCl3(aq)
Kc = (H2)^3*(AlCl3)^2/(HCl)^6
2Al(s) + 6HCl(aq) ==> 3H2(g) + 2AlCl3(aq)
Kc = (H2)^3*(AlCl3)^2/(HCl)^6