?

AP® Chemistry

Free Version

Upgrade subject to access all content

Moderate

Rate Law and Rate Order

APCHEM-1L8G4L

For a reaction that has $[A]$ and $[B]$ both doubled, the rate goes up by a factor of eight. The rate law is:

$$\text{rate} = k[A]^m[B]^2$$

What is the rate order with respect to $[A]$?

A

Third order.

B

Second order.

C

First order.

D

Cannot be determined with the given information.