Please show all work! An aqueous solution contain 20.0 Wt % KI has a density of...

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Question

Please show all work!

An aqueous solution contain 20.0 Wt % KI has a density of 1.168 g/mL. Find the Molarity (M) of this solution.

Answer 1

Answer #1

we have relation between mass% and molarity

Molarity = (mass % x 10 x d) / MW

molarity = (20 x 10 x 1.168) / 166

molarity = 1.41 M

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Answer 2

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