Which of the following best describes why the disks rose to the surface faster in the more concentrated hydrogen peroxide solutions?
a. There was more enzyme present in the more concentrated solutions.
b. A greater amount of heat was generated in the more concentrated solutions.
c. The more concentrated solutions lowered the activation energy of the reaction.
d. The higher substrate concentrations in the more concentrated solutions speeded the reaction.
e. The density of the water was lower in the more concentrated solutions.
Ans: d. The higher substrate concentrations in the more concentrated solutions speeded the reaction.
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