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What is the Kc equilibrium-constant expression for the following equilibrium? NiO(s)+H2(g)Ni(s)+H2O(g) A. [H2][H2O] B. [Ni][H2O][NiO][H2] C. [NiO][H2][Ni][H2O] D. [H2][Ni][H2O] E. [H2O][H2] For a general chemical reaction, if you have a reaction quotient equal to 3.5102 and an equilibrium constant equal to 2.1102, the reaction will A. shift towards the reactants B. shift towards the products C. stay the same For the following reaction CO(g)+H2O(g)CO2(g)+H2(g) Suppose 0.020mol of CO and 0.020mol of H2O are added to a 1.0- L container. If molofCO2 are present at equilibrium, how many moles of CO are present at equilibrium? A. 2x B. 0.0202x C. 0.020+x D. 0.020x E. x