For the Following Reaction, the Equilibrium Constant Kc Is 2

question 36

Multiple Choice

For the following reaction, the equilibrium constant Kc is 2.0 at a certain temperature. The reaction is endothermic. What do you expect to happen to the concentration of NO if the temperature is doubled?
2NOBr(g) ⇌ 2NO(g) + Br2(g)

• A)The concentration of NO will increase.
• B)The concentration of NO will decrease.
• C)There will be no change in [NO].
• D)A catalyst will be needed to make a change in concentration.
• E)The change in concentration of [NO] will depend on the size of the vessel.

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