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how will u prepare 500g of aqueos solution which is 10% NaOH by mass?(%W/W)
14 years ago

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DrBob222
You want to weigh out 10 g NaOH and add enough water to make a total of 100 g for a 10% solution. Since you want 500 g of solution, just multiply both solute and solvent by 5.
14 years ago

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