12. What is the molarity of 0.31 mol of NaCl in enough water to make 2.0...

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Chemistry

12. What is the molarity of 0.31 mol of NaCl in enough water tomake 2.0 L of solution?
13. What is the molarity of the nitrate ions when 0.60 mol ofbarium nitrate, Ba(NO₃)₂, is dissolved inenough water to make 2.0 L of solution?
14. Calculate the molarity of calcium hydroxide that has beenprepared by dissolving 2.24 g of calcium hydroxide in water anddiluting the solution to a final volume of 4.00 L.
15. Calculate the molarity of the hydroxide ions in a solutionthat has been prepared by dissolving 70.3 g of barium hydroxide(Ba(OH)₂) in water and diluting the solution to a finalvolume of 4.00 L. (M.W's: Ba 137.3 g/mol., O 16.0 g/mol, and H 1.0g/mol)
16. How many moles of H⁺ are in 181 mL of 0.71 Mnitric acid, HNO₃?

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3.6 Ratings (408 Votes)

12 Molarity is the measure of concentration of a solution which is the number of moles of solute present per 1L volume of solution ie Molarilty mols of solute volume eof solution in Liter Now given here our mols of solute NaCl taken 031 mol Total volume of solution formed 20 L So Molarilty mols of solute volume eof See Answer

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