Class 11 NEET Chemistry Chemical Bonding And Molecular Structure Part 2

A vessel contains 3.2g of dioxygen gas at STP (273.15 K and 1‌atm pressure). The gas is now transferred to another vessel at constant temperature, where pressure becomes one third of the original pressure. The volume of new vessel in L is:
(Given - molar volume at STP is 22.4L )