The rate of diffusion of molecules between two media will be higher if_________?

A.

the difference in concentration of the two media is low

B.

the difference in concentration of the two media is negligible

C.

the difference in concentration of the two media is high

D.

there is no difference in the concentration of the two media

Correct answer is C

Difference in concentration affects the rate of diffusion. The greater the concentration gradient, the quicker diffusion takes place.