equillibrium?

Question

the rate of a chemical reaction normally____.
a. decreases as themperature increases
b. is slowed down by a catalyst
c. increases as reactant concentration increases
d. decreases as the reactant concentration increases


help me here -_-;;

Answer 1

The answer is c.

The more molecules or ions in a solution, the greater the contact. Since contact has to occur for reaction to occur, greater contact means higher reaction rate.

Answer 2

c

Answer 3

c

Answer 4

C