Multiple Choice
For the reaction X2 + Y + Z XY + XZ, it is found that the rate equation is rate = k [X2][Y]. Why does the concentration of Z have no effect on the rate
A) The concentration of Z is very small and the others are very large.
B) Z must react in a step after the rate determining step.
C) Z is an intermediate.
D) The fraction of molecules of Z that have very high energies is zero.
E) The activation energy for Z to react is very high.
Correct Answer:

Verified
Correct Answer:
Verified
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