The best definition of osmotic pressure is
A) The movement of solute molecules from a higher to a lower concentration.
B) The force with which a solvent moves across a semipermeable membrane from a higher to a lower concentration.
C) The movement of a substance across a semipermeable membrane from a higher to a lower concentration.
D) The active transport of a substance out of a cell to maintain equilibrium.
E) The movement of solute molecules from a lower to a higher concentration across a semipermeable membrane.
Ans: B) The force with which a solvent moves across a semipermeable membrane from a higher to a lower concentration.
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