Given the Reaction A(g) + B(g) C(g) + D(g)

question 38

Multiple Choice

Given the reaction A(g) + B(g) C(g) + D(g) . You have the gases A, B, C, and D at equilibrium. Upon adding gas A, the value of K

• A) depends on whether the reaction is endothermic or exothermic.
• B) does not change as long as the temperature is constant.
• C) does not change because A does not figure in the ratio of product to reactant.
• D) decreases because A is a reactant, so the ratio of product to reactant decreases.
• E) increases because when A is added, more products are made, increasing the ratio of product to reactant.

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