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6. Which of the changes listed below would shift the following reaction to the right? 4HCl(g) + O₂(g) 2Cl₂(g) + 2H₂O(g) a. addition of Cl₂ b. removal of O₂ C. increase of pressure d. decrease of pressure 7. In an endothermic reaction at equilibrium, what is the effect of raising the temperature? a. The reaction makes more products. b. The reaction makes more reactants. C. The reaction is unchanged. d. The answer cannot be determined. 8. If Keq=4 x 10-7, which of the following is true? a. Reactants are favored. b. Products are favored. C. Reactants and products are present in equal amounts. There are no reactants remaining. d. 9. If a reaction has an equilibrium constant just greater than 1, what type of reaction is it? a. irreversible b. spontaneous c. reversible, favoring products d. reversible, favoring reactants 10. If sulfur dioxide and oxygen can be made into sulfur trioxide, what is the reverse reaction? a. 2SO3 →2SO₂ + O2 b. SO3 +0₂ →→ SO5 c. 2SO₂ + O₂ → 2SO3 d. SO₂ +2SO3 → 3S+40₂ 11. What is the equilibrium constant for the following reaction? 3A + 2B 2C Short Answer