Question

calculate the mass of 224 ml of CO2 gas

Answer 1

hey buddy
here's your answer

1 mole of CO2 = 22.4 l at STP
= 22400 ml

224ml/22400ml = 0.01 mole

therefore, 0.01* atomic wt. of CO2
0.01*44= 0.44u

therefore the mass of 224 ml of CO2 = 0.44u


hope it helps you