What is the total pressure, in millimeters of mercury, of a gas mixture containing argon gas at 0.19 atm , helium gas at 290 mmHg , and nitrogen gas at 330 torr? mmHg

You would do 1500/4 and the answer is 375

Ithink that’s it’s b

Molarity is moles of solute over liters of solution. idk if that is what you are talking about, but you can convert moles of solute to grams of solute using dimensional analyzes by using molar mass found on the periodic table.