What is the molarity of 2 moles of a compound dissolved in 4 L of water? Chemistry Solutions Molarity 1 Answer Katherine H. · Ernest Z. Jun 21, 2017 M = 0.5 mol/L Explanation: Molarity is the ratio of moles of solute to liters of solution. #M = "moles solute"/"litres solution"# #"2 mol"/"4 L" = "0.5 mol/L"# The symbol for molarity is mol/L. Answer link Related questions what is the molarity of 20.0 ml of a KCl solution that reacts completely with 30.0 ml of a 0.400... How can molarity and osmolarity be calculated from mass per unit volume? How can molarity be used as a conversion factor? How high can molarity be? How does molarity change with temperature? How do you find molarity of a solution? What is the molarity of 10 NaOH? What is the molarity of 3 hydrogen peroxide? What is the molarity of a solution that contains 3.2 mol of solute in 0.98 L of solution? What is molarity? See all questions in Molarity Impact of this question 4992 views around the world You can reuse this answer Creative Commons License