Problem: For the reaction,CoO(s) + H 2(g) ⇌ Co(s) + H 2O(g)at 550°C, the value of K is 67.  The equilibrium constant expression is 

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For the reaction,

CoO(s) + H 2(g) ⇌ Co(s) + H 2O(g)

at 550°C, the value of K is 67.  The equilibrium constant expression is

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Based on our data, we think this problem is relevant for Professor Ramanoudjame's class at HCC.