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23 Nov 2019

A. Find the molality (m) of an aqueous solution containing 20.0 % KI.

B. An aqueous solution of NaNO3 has a concentration of 0.485 molal. Its density is 1.0185 g/mL. Calculate the molarity of NaNO3 in this solution.

C. How many grams of boric acid, B(OH)3, should be used to make 2.00 L of 0.050 M solution?

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Elin Hessel
Elin HesselLv2
26 Sep 2019

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