Question

Help please will fan and give a medal.

Which is not true regarding reaction rates?

A) Catalysts are not used up in the reaction.

B)Catalysts speed up reactions by lowering the activation energy.

C) Reaction rates decrease as the concentration of reactants decrease.

D) During reactions, concentrations of all reactants decrease at the same rate.

Answer 1

Hint-this is True:
Catalysts are never used up in a reaction. They speed up reactions by reducing activation energy

Answer 2

So what do u think? @marylou004

Answer 3

Thank you @zpupster

Answer 4

Would D be correct?

Answer 5

yup

Answer 6

thank y ou

Answer 7

np :)