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Topic 9 – Kinetics and Equilibrium
9. Potential Energy Diagram: Determining correct energy diagram to a reaction given.
1. Which of the following potential energy diagrams best represents a reaction that is endothermic?
1) 2) 3) 4)
2. Which energy diagram best represents a reaction in which the products have less potential energy
contents than the reactants?
Teacher Preview Copy
1) 2) 3) 4)
3. Which potential energy diagram best represents a reaction that has a negative heat of reaction (-∆H)?
5. Given the reaction Teacher Preview Copy
1) 2) 3) 4)
4. Given the reaction and its ∆H value
C + D ----------- > CD ∆H = +40 KJ/mole
Which diagram best represents the potential energy change of this reaction?
1) 2) 3) 4)
A + B -----------> C + energy
Which diagram below best represents the Potential energy change for this reaction?
1) 2) 3) 4)
274 Copyright © 2010 E3 Scholastic Publishing. All Rights Reserved. Survivingchem.com
Topic 9 – Kinetics and Equilibrium
9. Potential Energy Diagram: Determining correct energy diagram to a reaction given.
1. Which of the following potential energy diagrams best represents a reaction that is endothermic?
1) 2) 3) 4)
2. Which energy diagram best represents a reaction in which the products have less potential energy
contents than the reactants?
Teacher Preview Copy
1) 2) 3) 4)
3. Which potential energy diagram best represents a reaction that has a negative heat of reaction (-∆H)?
5. Given the reaction Teacher Preview Copy
1) 2) 3) 4)
4. Given the reaction and its ∆H value
C + D ----------- > CD ∆H = +40 KJ/mole
Which diagram best represents the potential energy change of this reaction?
1) 2) 3) 4)
A + B -----------> C + energy
Which diagram below best represents the Potential energy change for this reaction?
1) 2) 3) 4)
274 Copyright © 2010 E3 Scholastic Publishing. All Rights Reserved. Survivingchem.com
