How much mass does 1 mol of #O_2# gas have?

1 Answer
Meave60
Jul 8, 2018

#"1 mol O"_2" # has a mass of #"31.998 g"#.

Explanation:

Multiply mol #"O"_2" # by its molar mass #"31.998 g/mol"#.

#1color(red)cancel(color(black)("mol O"_2))xx(31.998"g O"_2)/(1color(red)cancel(color(black)("mol O"_2 )))= "31.998 g O"_2" #

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