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Each of the Following Substances Is a Liquid at -50°C

Question 109

Multiple Choice

Each of the following substances is a liquid at -50°C.Place these liquids in order of increasing vapor pressure: dimethyl ether (CH3OCH3) , propane (C3H8) , and ethanol (CH3CH2OH) .


A) ethanol < propane < dimethyl ether
B) ethanol < dimethyl ether < propane
C) propane < dimethyl ether < ethanol
D) dimethyl ether < ethanol < propane
E) propane < ethanol < dimethyl ether

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