-How Does Doubling the Concentration of the Nucleophile Affect the Concentration

question 19

Multiple Choice

$\left(\mathrm{CH}_{3}\right) _{3} \mathrm{CBr}+\mathrm{I}^{\ominus} \longrightarrow\left(\mathrm{CH}_{3}\right) _{3} \mathrm{CI}+\mathrm{Br}^{\ominus}$

-How does doubling the concentration of the nucleophile affect the rate of the above S_N1 reaction?

• A) no change
• B) doubles the rate
• C) triples the rate
• D) quadruples the rate
• E) rate is halved