Potential Energy Diagrams

Is this reaction endothermic or exothermic?

• endothermic 

• exothermic

Tags

NGSS.HS-PS1-4

What is the ΔH of this reaction?

• 40 kJ

• 20 kJ

• 80 kJ

• -60 kJ

Tags

NGSS.HS-PS1-4

What is the energy of the activated complex?

• 75 kJ

• 225 kJ

• 300 kJ

• 225 kJ

Tags

NGSS.HS-PS1-4

What letter represents ΔH?

• A

• B

• C

• D

Tags

NGSS.HS-PS1-4

What is the activation energy?

• 40 kJ

• 20 kJ

• 100 kJ

• 60 kJ

Tags

NGSS.HS-PS1-4

What is the change of the heat of the reaction (ΔH)?

• -40 kJ

• -20 kJ

• 100 kJ

• 60 kJ

Tags

NGSS.HS-PS1-4

NGSS.HS-PS3-1

What is the change of the heat of the reaction (ΔH)?

• 100 kJ

• -175 kJ

• -50 kJ

• 75 kJ

Tags

NGSS.HS-PS1-4

NGSS.HS-PS3-1

What type of reaction is this?

• Endothermic

• Exothermic

Tags

NGSS.HS-PS1-4

NGSS.HS-PS3-1

Which letter represents the activation energy for the reverse reaction?

• A

• B

• C

• D

• E

Tags

NGSS.HS-PS1-4

Which number represents the activated COMPLEX?

• 1

• 2

• 3

• 4

Tags

NGSS.HS-PS1-4