The rate of diffusion of a gas across a membrane is
A) dependent on a partial pressure gradient.
B) the same for all types of membranes.
C) independent of membrane thickness.
D) proportional to the thickness of the membrane.
E) All of the answers are correct.

Question

Quizplus · Accepted Answer

The rate of diffusion of a gas across a membrane is primarily dependent on the partial pressure gradient, as described by Fick's law of diffusion. This principle states that the rate of diffusion is directly proportional to the difference in partial pressures across the membrane.

The Rate of Diffusion of a Gas Across a Membrane