What is the weight (in g) of anhydrous Na2CO3 present in 250 mL of 0.25 N solution? Chemistry Solutions Molarity 1 Answer anor277 May 22, 2017 #"Concentration"="Moles of stuff"/"Volume of solvent"............# Explanation: And #"mass of stuff"="molar mass"xx"moles of stuff"# So.................... #"mass"="molar mass"xx"moles of stuff"xx"volume"xx"concentration"#. #=105.99*g*cancel(mol^-1)xx0.25*cancel(mol)xx0.250*cancelLxx0.25*cancel(mol)*cancel(L^-1)# #="a little under 2 grams"..............# 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 3662 views around the world You can reuse this answer Creative Commons License