A closed cylinder contains 320 g of O gas and 20 g of He gas

Last updated: 7/2/2023

A closed cylinder contains 320 g of O gas and 20 g of He gas If partial pressure of O in the cylinder is 5 atm then the total pressure of the gaseous mixture will be O 12 atm O 9 5 atm O 10 atm O 7 5 atm