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Question: Answered & Verified by Expert
Why is the vapor pressure of an aqueous solution of glucose lower than that of water?
ChemistrySolutionsNEET
Options:
  • A Glucose molecules are more volatile than water molecules.
  • B Glucose molecules occupy positions on the liquid surface, reducing water's surface coverage.
  • C Glucose molecules increase the kinetic energy of water molecules, lowering vapor pressure.
  • D Glucose molecules react with water, reducing the vapor pressure.
Solution:
2622 Upvotes Verified Answer
The correct answer is: Glucose molecules occupy positions on the liquid surface, reducing water's surface coverage.
Correct Option is : (B)
Glucose molecules occupy positions on the liquid surface, reducing water's surface coverage.

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