AP Chemistry Reaction Coordinate Diagram Practice Problems

The reaction in the graph is

• endothermic

• exothermic

Tags

NGSS.HS-PS1-4

Which lettered arrow represents the potential energy of the reactants (PE_reactants) for the reaction?

• A

• G

• B

• E

• F

Tags

NGSS.HS-PS1-4

NGSS.HS-PS3-1

Which lettered arrow represents the potential energy of the products (PE_products) for the reaction?

• A

• G

• B

• E

• F

Tags

NGSS.HS-PS1-4

Which lettered arrow represents ΔH_rxn for the

reaction?

• A

• F

• B

• G

• E

Tags

NGSS.HS-PS1-4

Which lettered arrow represents activation energy (E_a) for the reaction with no catalyst?

• A

• E

• B

• F

• G

Tags

NGSS.HS-PS1-4

Which lettered arrow represents the activation energy for the reaction WITH a catalyst?

• A

• B

• E

• F

• G

Tags

NGSS.HS-PS1-4

The reaction in the graph is

• endothermic

• exothermic

Tags

NGSS.HS-PS1-4

The reaction in the graph is

• endothermic

• exothermic

Tags

NGSS.HS-PS1-4

The activation energy for the reaction in the graph is about

• 25 kJ

• 7 kJ

• 10 kJ

• 3 kJ

Tags

NGSS.HS-PS1-4

The two graphs show the same reaction. Which graph shows the use of a catalyst in the reaction?

• 
• 

Tags

NGSS.HS-PS1-4

NGSS.HS-PS1-6