Question

A 6.0 lit sample at 25degree celcius and 2.00atm pressure contain 0.5 moles of gas if an additional 0.25 moles of gas at same pressure and temperature are added what is final total volume of gas ?

Answer 1

if the gas added is the same type and 0.5 mol of gas occupies 6 lit. , 0.25mol of gas will occupy 3 lit.

total volume of gas = 9l