N Question 14. (2 marks) Avessel containing 20.0 L of argon at a pressure of 1.00 x 10 Pa is connected to another vessel containing 30.0 L of helium at a pressure of 2.00 x 10 Pa. A valve between the two vessels is opened and the two gases mix at constant temperature. The total volume is now 50.0 L. What is the pressure of the gas mixture? A 1.20x 10Pa B 1.50 x 10 Pa @.60 x 10 Pa D. 1.80x10Pa A\\ 1 un f/ R Write your CAPITAL letter answer in this box X B R R A'f te Q_'R z 7 3 " X a0 2oL