If pure water and a solution containing a nonpenetrating solute are separated by a membrane that is permeable only to water, what would occur?
A. Water will diffuse by osmosis until all of the water is on the same side as the solute.
B. No movement will occur between the compartments.
C. Water will diffuse by osmosis toward the side with the solute, until stopped by opposing hydrostatic pressure.
D. Water will diffuse by osmosis away from the side with the solute, until stopped by hydrostatic pressure.
E. Water will diffuse by osmosis until the water concentrations in the two compartments become equal.
Answer: C
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