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

Which statement about the pre-exponential factor A in the Arrhenius equation is correct?

A.It relates to collision frequency and orientation
B.It is the activation energy
C.It depends strongly on temperature
D.It is always equal to k

Explanation

Core Concept

A folds together how often particles collide and how often those collisions are oriented correctly. Even at infinite temperature, k would equal A.

Correct Answer

AIt relates to collision frequency and orientation

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