Question

What's the volume in litres of 0.5mol of oxygen at STP?

Answer 1

`"11.2 L"`

Explanation:

`1` mol of any gas at STP occupies `22.4` litres of volume.

`0.5` mol of oxygen gas will occupy

`0.5 cancel"mol" × "22.4 L"/(1 cancel"mol") = 11.2\ "L"`