Answer Happy

I need to write the equilibrium constant for the
reaction sequence.
The answer given in steps would be helpful! (I
already know the answer, just confused about the steps to get
there).
The reduction of iron(III) oxide to iron during steel-making can be summarized by this sequence of reactions: 2 C(s) + O₂(g) 2 CO (g) K₁ K₂ Fe₂O₂ (s) + 3 CO (g) = 2 Fe (1) + 3 CO₂ (g) The net reaction is: K 2 Fe₂O3 (s) +6C(s) + 3 O₂ (g) ⇒ 4 Fe (1) + 6 CO₂(g) Write an equation that gives the overall equilibrium constant K in terms of the equilibrium constants K₁ and K₂. If you need to include any physical constants, be sure you use their standard symbols, which you'll find in the ALEKS Calculator. K = ロ･ロ