Chemistry and Society
Takes on Ethanol

Chemical Comparison

Red Balls
= Oxygen

Gray Balls
= Carbon

White Balls
= Hydrogen

Ethanol

Methanol

Water

Formula: C2H6O CH4O H2O
Molecular Weight: 46.069 32.042 18.015
Melting Point: -114.1 -98 0
Boiling Point: 78.5 64.6 100
Specific Gravity: 0.789 0.791 0.995
Vapor Density: 1.6 1.11 --
Evaporation Rate: -- 4.6 --
Flash Point: 12 12 --
Comments: Colorless liquid. Pleasant alcoholic odor detectable at 49 to 716 ppm. Colorless liquid with a characteristic, pungent odor detectable at 4 to 6000 ppm Clear colorless liquid

 

 

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