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The Mechanism for the Reaction in the Presence of I

question 124

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The mechanism for the reaction The mechanism for the reaction   in the presence of I<font face= symbol ><sup></sup></font>(aq)  is proposed to be: Step 1:   (slow)  Step 2:   (fast)  What is the rate law for the overall reaction? A) Rate <font face= symbol ></font> k[H<sub>2</sub>O<sub>2</sub>] B) Rate <font face= symbol ></font> k[H<sub>2</sub>O<sub>2</sub>]<sup>2</sup> C) Rate <font face= symbol ></font> k[H<sub>2</sub>O<sub>2</sub>][I<font face= symbol ><sup></sup></font>] D) Rate <font face= symbol ></font> k[H<sub>2</sub>O<sub>2</sub>][OI<font face= symbol ><sup></sup></font>] E) Rate <font face= symbol ></font> k[H<sub>2</sub>O<sub>2</sub>]<sup>2</sup>[I<font face= symbol ><sup></sup></font>]/[H<sub>2</sub>O] in the presence of I(aq) is proposed to be: Step 1: The mechanism for the reaction   in the presence of I<font face= symbol ><sup></sup></font>(aq)  is proposed to be: Step 1:   (slow)  Step 2:   (fast)  What is the rate law for the overall reaction? A) Rate <font face= symbol ></font> k[H<sub>2</sub>O<sub>2</sub>] B) Rate <font face= symbol ></font> k[H<sub>2</sub>O<sub>2</sub>]<sup>2</sup> C) Rate <font face= symbol ></font> k[H<sub>2</sub>O<sub>2</sub>][I<font face= symbol ><sup></sup></font>] D) Rate <font face= symbol ></font> k[H<sub>2</sub>O<sub>2</sub>][OI<font face= symbol ><sup></sup></font>] E) Rate <font face= symbol ></font> k[H<sub>2</sub>O<sub>2</sub>]<sup>2</sup>[I<font face= symbol ><sup></sup></font>]/[H<sub>2</sub>O] (slow)
Step 2: The mechanism for the reaction   in the presence of I<font face= symbol ><sup></sup></font>(aq)  is proposed to be: Step 1:   (slow)  Step 2:   (fast)  What is the rate law for the overall reaction? A) Rate <font face= symbol ></font> k[H<sub>2</sub>O<sub>2</sub>] B) Rate <font face= symbol ></font> k[H<sub>2</sub>O<sub>2</sub>]<sup>2</sup> C) Rate <font face= symbol ></font> k[H<sub>2</sub>O<sub>2</sub>][I<font face= symbol ><sup></sup></font>] D) Rate <font face= symbol ></font> k[H<sub>2</sub>O<sub>2</sub>][OI<font face= symbol ><sup></sup></font>] E) Rate <font face= symbol ></font> k[H<sub>2</sub>O<sub>2</sub>]<sup>2</sup>[I<font face= symbol ><sup></sup></font>]/[H<sub>2</sub>O] (fast)
What is the rate law for the overall reaction?


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