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What is the name given to the reaction species that lies at an energy minimum between steps on a reaction energy diagram?


A) Transition state
B) Activation energy
C) Reactive intermediate
D) Equilibrium product

E) A) and D)
F) A) and C)

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Which of the following statements is true?


A) The size of the activation energy tells us about the reaction mechanism.
B) The size of the activation energy tells us about the reaction rate.
C) A slow reaction has low activation energy.
D) A fast reaction has high activation energy.

E) A) and D)
F) None of the above

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Which step would most likely have the largest energy of activation? Which step would most likely have the largest energy of activation?   A) Step one B) Step two C) Step three D) It cannot be determined from the information provided


A) Step one
B) Step two
C) Step three
D) It cannot be determined from the information provided

E) C) and D)
F) B) and D)

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How many transition states are present in the reaction in the energy diagram? How many transition states are present in the reaction in the energy diagram?   A) 0 B) 1 C) 2 D) 3


A) 0
B) 1
C) 2
D) 3

E) A) and B)
F) All of the above

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In which reaction is Keq > 1? In which reaction is K<sub>eq</sub> > 1?   A) A B) B C) C


A) A
B) B
C) C

D) B) and C)
E) A) and C)

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