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

Question

2350 views around the world

You can reuse this answer
Creative Commons License

Answer 1 · 2018-07-08T14:56:23

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

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

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

How much mass does 1 mol of O_2O_2 gas have?