Apentix/AP Chemistry/Unit 5: Kinetics/Question
AP Chemistryhardmcq1 pt

If the second of two steps is rate-determining, what happens to the intermediate from the first step?

A.It accumulates while the slow step consumes it gradually
B.It never forms
C.It appears in the overall equation
D.It is the catalyst

Explanation

Core Concept

The fast first step floods the system with intermediate faster than the slow step can remove it, so its steady-state concentration builds up.

Correct Answer

AIt accumulates while the slow step consumes it gradually

More Unit 5: Kinetics practice questions

Try a random question →

Practice more AP Chemistry questions with full explanations

Practice Unit 5: Kinetics Questions →