Imagine a balloon is made from a membrane that's permeable to water but not sucrose molecules. How would the balloon be affected if it is filled with a 50% sucrose solution and then placed in a beaker of water?
A) The balloon would not change in size or volume.
B) The balloon would get smaller as it loses water.
C) The balloon would get larger as it gains water.
D) The balloon would eventually burst.

Question

Quizplus · Accepted Answer

Because the balloon is permeable to water but not sucrose molecules, water will move from an area of high concentration (the beaker) to an area of low concentration (the balloon). This means that water will move into the balloon, causing it to get larger.

Imagine a Balloon Is Made from a Membrane That's Permeable