In a certain reaction, the concentration of a single reactant is doubled and the rate goes up by a factor of 4. What is the order of the reaction with respect to that reactant?
A)0
B)1
C)2
D)None of the above.

Question

Quizplus · Accepted Answer

The reaction is second order with respect to that reactant because when the concentration is doubled, the rate increases by a factor of 4 ($2^2$), indicating a second-order dependency.

In a Certain Reaction, the Concentration of a Single Reactant