Answer:
6.00 liters at STP
Explanation:
The molar mass of oxygen, O2, is 32.0 grams/mole. One mole of any gas at STP occupies 22.4 liters.
8.00g of O2 is 8.00g/32.0 grams = 0.25 moles O2
(0.25 moles O2)*(22.4 liters/mole) = 6.00 liters
