WILL MARK THE BRAINLIEST

A chemical reaction that includes an enzyme would ___ than a chemical reaction without an enzyme.*

A. be faster

B. require more energy

C. require more water

D. have no change

A. Be faster

Explanation:

Catalysts lower the activation energy, making the time for the reaction shorter. An enzyme is an example of a catalyst, therefore making the reaction that it is participating in faster.

:)

pure substance: iron,copper

impure substance: water,charcoal