Chemical Kinetics Review

Of the following, ______ will lower the activation energy.

• increasing the concentrations of the reactant

• increasing the temperature of the reaction

• adding a catalyst for the reaction

• removing products as the reaction proceeds

• increasing the pressure

Which of the following represents a zero order reaction?

• 
• 
• 
• 

Tags

NGSS.HS-PS1-5

What is the order of reaction with respect to ClO₂?

• 0

• 1

• 2

• 3

• 4

Tags

NGSS.HS-PS1-5

What is the order or reaction with respect to OH^-?

• 0

• 1

• 2

• 3

• 4

Tags

NGSS.HS-PS1-5

What is the overall reaction rate?

• 0

• 1

• 2

• 3

• 4

Tags

NGSS.HS-PS1-5

What is the magnitude of the rate of constant?

• 1.15×10⁴

• 4.6

• 230

• 115

• 713

What is the rate constant?

• 1.65×10^-5 torr^-1s^-1

• 6.06×10⁴ torr^-1s^-1

• 1.34 torr^-1s^-1

• 3.48×10³ torr^-1s^-1

Tags

NGSS.HS-PS1-5

If a reaction had a half-life of 18s with the initial concentration of reactant is 0.71 M. The rate of constant for this reaction is _________ M^-1s^-1.×

Mathematical Equivalence

ON

A catalyst can increase the reaction by __________.

• providing an alternative pathway with a lower activation energy

• lowering the overall activation energy of the reaction

• changing the value of the frequency factor (A)

• lowering the activation energy of the reverse reaction

• All of the above

The intermediate for the following reaction is (a)   .

A + B --> C + D (slow)

B + D --> X (fast)