Kinetics Worksheet With Answers Page 7

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30. Given the potential energy diagram of a chemical
32. A potential energy diagram of a chemical reaction is
reaction:
shown below.
What is the difference between the potential energy of
the reactants and the potential energy of the products?
1) 20. kcal
3) 60. kcal
2) 40. kcal
4) 80. kcal
Which arrow represents the potencial energy of the
33. According to Table I, which potential energy diagram
reactants?
best represents the reaction that forms H
O(…) from its
1) A
3) C
2
elements?
2) B
4) D
1)
3)
31. The graph below is a potential energy diagram of a
compound which is formed from its elements.
2)
4)
Which interval represents the heat of reaction?
1) A
3) C
2) B
4) D

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