1.

A solution is prepared by dissolving 18.25g of NaOH in distilled water to give 200 ml of solution. Calculate the molarity of the solution. 

Answer» Moles of NaOH = 18.25/40

Volume of solution = 200 ml

Molarity = No of moles of solute/Vol .of solution (L) = 18.25/40 /200/1000

= 18.25x1000/40x200

= 2.28 M


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