12a) How many grams of KBr must be added to 500.0 mL of solution to make a 27.5% by mass aqueous solution of KBr, given that the density of the solution is 1.17 g / ml?
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We need to find the mass of KBr (potassium bromide) that must be added to 500.0 mL of water to create a 27.5% by mass solution of KBr. The density of the final solution is given as 1.17 g/mL. Show more…
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