Ammonia reacts slowly in air to produce nitrogen monoxide and water vapor: NH3(g) + O2(g) <--> NO(g) + H2O(g) + Heat The above chemical equation is not balanced. What will happen when NO gas is added at equilibrium? A) equilibrium will shift to the right B) equilibrium will shift to the left C) equilibrium will not be affected D) The reaction will make more NO gas

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