The Solutions in the Two Arms of a U-Tube Are

question 65

Multiple Choice

The solutions in the two arms of a U-tube are separated by a membrane that is permeable to water and glucose but not to sucrose. Side A is half-filled with a solution of 2 M sucrose and 1 M glucose. Side B is half-filled with 1 M sucrose and 2 M glucose. Initially, the liquid levels on both sides are equal. Which of the following statements best describes the relationship between the solutions on both sides of the U-tube?

• A) side A is hypertonic to side B
• B) side A is hypotonic to side B
• C) side A is isotonic to side B
• D) side A is more turgid than side B

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