Consider a U-Tube That Initially Contains Pure Water on One

question 7

Multiple Choice

Consider a U-tube that initially contains pure water on one side of a selectively permeable membrane and water plus solute on the other side.Which of the following best describes what will happen next?

• A) Solute molecules diffuse across the membrane faster than water molecules.
• B) The fluid level rises on the side containing the pure water.
• C) The diffusion of water molecules causes an osmotic pressure to build up in the tube.
• D) Solute molecules are transported across the membrane by facilitated diffusion.
• E) Some water molecules become "bound up" with solute molecules and do not diffuse freely.

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