Energy Graphs

What letter represents the energy of the products?

• A
• B
• C
• D

Tags

NGSS.HS-PS1-4

NGSS.HS-PS3-1

What type of reaction is this?

• Endothermic
• Exothermic

Tags

NGSS.HS-PS1-4

What letter represents the activation energy?

• A
• B
• C
• D

Tags

NGSS.HS-PS1-4

Is this reaction endothermic or exothermic?

• endothermic 
• exothermic

Tags

NGSS.HS-PS1-4

What is the activation energy?

• 40 kJ
• 20 kJ
• 100 kJ
• 60 kJ

Tags

NGSS.HS-PS1-4

Which letter represents the activation energy?

• B
• E
• C
• D

Tags

NGSS.HS-PS1-4

How can the activation energy be lowered?

• Add more reactants

• Add more products

• Add a catalyst

• Add heat