Which of the following explains the increase in the reaction rate by a catalyst?
A. Catalyst decreases the rate of backward reaction so that rate of forward reaction increases
B. Catalyst provides extra energy to reacting molecules so that they produce effective collisions
C. Catalyst provides an alternative path of lower activation energy to the reactants
D. Catalyst increases the number of collisions between the reacting molecules.
Answer:C
Which of the following explains the increase in the reaction rate by a catalyst?
A. Catalyst decreases the rate of backward reaction so that rate of forward reaction increases B. Catalyst provides extra energy to reacting molecules so that they produce effective collisions C. Catalyst provides an alternative path of lower activation energy to the reactants D. Catalyst increases the number of collisions between the reacting molecules.