For the Overall Reaction 2A + B → C

question 42

Multiple Choice

For the overall reaction 2A + B → C
Which of the following mechanisms is/are consistent with a rate equation of rate = k[A]²[B]?

• A) A + B I (fast) I + A → C (slow)
• B) A + B → I (slow) I + A → C (fast)
• C) 2A → I (slow) B + I → C (fast)
• D) 2A I (fast) I + B → C (slow)
• E) Answers a and d are both correct.

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Definitions:

Conversion

The process of changing something from one form to another, often used in chemistry to describe the transformation of substances.

Reaction

A process in which one or more substances are changed into one or more different substances through the reorganization of molecular or ionic structure.

3-Pentanone

A ketone with the formula C5H10O, characterized by a three-carbon chain between the carbonyl group and the end of the molecule.

Ethylene Glycol

A colorless, practically odorless, poisonous, and hygroscopic liquid with sweet taste, used as antifreeze in cooling and heating systems.