Question

What is the volume of .25 moles of oxygen (O2) Gas?

Answer 1

At STP (0 °C and 100 kPa), the volume of O₂ is 5.7 L.

We can use the Ideal Gas Law to solve this problem.

`PV = nRT`

`V = (nRT)/P= ("0.25 mol × 8.314 kPa·L·K"^-1"mol"^-1 × "273.15 K")/"100 kPa"` = 5.7 L