Reaction Rate and Rate Law

Practice Questions

AP Chemistry › Reaction Rate and Rate Law

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(slow)

(fast)

The mechanism for decomposition of ozone is shown. What is the intermediate of the process?

2

Which of the following factors will increase the reaction rate of the following reaction, if it is an endothermic, zero order reaction?

3

Which of the following is a classic example of a first-order reaction?

4

Chaning which of the following factors can alter the rate of a zero-order reaction?

5

Given the reaction A + B → C. What is the rate law for the following experiment?

\[A\] \[B\] Rate

0.05 0.05 0.0125

0.05 0.1 0.0250

0.1 0.05 0.0125

6

Consider the Kinetic Experimental data obtained from reaction X+Y -> Z

Initial \[X\] Initial \[Y} Inital Rate of Formation of Z

Experiment (mol/L) (mol/L) (mol/L*min)

1 0.20 0.10 1.0 * 10-5

2 0.20 0.20 2.0 * 10-5

3 0.40 0.10 2.0 * 10-5

Which of the following statements is true?

7

Given the following equation (2A+B --> 3C). Which of the following correctly displays the rate of the reaction?

I. -Δ\[A\]/2Δt

II. Δ\[B\]/Δt

III. Δ\[C\]/3Δt

8

The rate law of the reaction, , is . Which of the following does not increase the rate of the reaction?

9

Which of the following changes to reaction conditions will always result in an increase in the reaction rate?

10

Consider the Kinetic Experimental data obtained from reaction X+Y -> Z

Initial \[X\] Initial \[Y} Inital Rate of Formation of Z

Experiment (mol/L) (mol/L) (mol/L*min)

1 0.20 0.10 1.0 * 10-5

2 0.20 0.20 2.0 * 10-5

3 A 0.10 2.0 * 10-5

If the reaction is second order overall, what is the value of A?

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