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Chemistry
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Topic Topic: Propanone and ethyl-ethanoate are organic liquids... Post ReplyNew Question
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System
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Joined: 26 June 2005
Posts: 918
Posted: 04 December 2005 at 12:56am | IP Logged Quote System

QUIZ QUESTION #2211
Propanone and ethyl-ethanoate are organic liquids which are often used as solvents. At 30C, the vapour pressures of propanone and ethyl-ethanoate are 37.5kPa and 15.5kPa respectively. What is the vapour pressure of a solution containing 0.40mol of propanone and 0.20mol of ethyl-ethanoate at 30C?
    A.   18kPa
    B.   23kPa
    C.   30kPa
    D.   32kPa
 QUIZ QUESTION #2211 created by Tutor12400 on 03 December 2005 at 10:54pm

Correct answer: C    Correct clicks: 50.00%  Wrong clicks: 50.00%
 
    A.   [37 clicks 13.12%] 
 
    B.   [81 clicks 28.72%] 
 
    C.   [141 clicks 50.00%] 
 
    D.   [23 clicks 8.16%] 
 
Please discuss this quiz question.
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