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Topic Topic: Vapors of flammable organic solvents Post ReplyNew Question
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Joined: 26 June 2005
Posts: 918
Posted: 08 December 2005 at 3:45pm | IP Logged Quote System

Many laboratory fires are caused by "flashback" that occurs when the vapors of flammable organic solvents come into contact with a burner or heater. Nearly all organic vapors are heavier than air and so flow along table top surfaces. Which of the following flammable vapors will NOT behave in this manner?
    A.   Ethanol
    B.   Diethyl ether
    C.   Butane
    D.   Petroleum ether
    E.   Carbon monoxide
 QUIZ QUESTION #2350 created by Tutor12481 on 07 December 2005 at 5:10pm

Correct answer: E    Correct clicks: 48.22%  Wrong clicks: 51.78%
    A.   [194 clicks 13.80%] 
    B.   [184 clicks 13.09%] 
    C.   [180 clicks 12.80%] 
    D.   [170 clicks 12.09%] 
    E.   [678 clicks 48.22%] 
Please discuss this quiz question.
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