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Miscellaneous Physical Sciences
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Topic Topic: Methanol molecules occupy the gaps between water molecules. Post ReplyNew Question
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Joined: 26 June 2005
Posts: 918
Posted: 28 November 2005 at 5:08pm | IP Logged Quote System

When 25 cm of water is added to 25 cm of methanol, the volume of the mixture obtained is only 45 cm. Which of the following is the best explanation?
    A.   Each methanol molecule combines with one water molecule to form a new molecule.
    B.   The methanol molecules occupy the gaps between the water molecules.
    C.   Water molecules are bigger than methanol molecules.
    D.   Methanol molecules react with water molecules to form a soluble salt.
 QUIZ QUESTION #2010 created by Guest on 28 November 2005 at 12:49am

Correct answer: B    Correct clicks: 52.94%  Wrong clicks: 47.06%
    A.   [46 clicks 22.55%] 
    B.   [108 clicks 52.94%] 
    C.   [26 clicks 12.75%] 
    D.   [24 clicks 11.76%] 
Please discuss this quiz question.
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