What is the molarity of a 250.0 milliliter aqueous solution of sodium hydroxide that contains 15.5 grams of solute? Chemistry Solutions Molarity 1 Answer anor277 Feb 27, 2016 #[NaOH(aq)] = 1.55# #mol*L^-1#. Explanation: #"Molarity"# #=# #"Moles of solute (moles)"/"Volume of solution (Litres)"# #=# #((15.5*g)/(40.0*g*mol^-1))/(0.2500*L)# #=# #??# #mol*L^-1# 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 6480 views around the world You can reuse this answer Creative Commons License