Consider the following reversible reaction. It is ENDOTHERMIC. 2 CO (g) + O2 (g) ⇋ 2 CO2 (g) a) Write the Kc expression for this balanced equation. b) If, at equilibrium, the concentrations of the reactants and products are as follows: [CO] = 0.00025 M, [O2] = 0.00050, [CO2] = 0.25 M, calculate the value for Kc. c) Where does the equilibrium lie, towards the products or reactants? How can you know?

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Consider the following reversible reaction. It is ENDOTHERMIC. 2 CO (g) + O2 (g) ⇋ 2 CO2 (g)

a) Write the Kc expression for this balanced equation.

b) If, at equilibrium, the concentrations of the reactants and products are as follows: [CO] = 0.00025 M, [O2] = 0.00050, [CO2] = 0.25 M, calculate the value for Kc.

c) Where does the equilibrium lie, towards the products or reactants? How can you know?

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