Given the Equilibrium Constants for the Following Reactions

question 22

Multiple Choice

Given the equilibrium constants for the following reactions:
4Cu(s) + O₂(g) 2Cu₂O(s) ,K₁
4CuO(s) 2Cu₂O(s) + O₂(g) ,K₂
What is K for the system
2Cu(s) + O₂(g) 2CuO(s)
Equivalent to?

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