If 0.89 mol of O2 has a volume of 25.0 L at a constant temperature and pressure, what would be the volume of 1.455 mol of O2?

Answer 1

When temperature and pressure are constant, the volume is proportional to the number of moles.

0,89 moles/25.0 L = 1.455 moles/x L

x = 40.9 L