19:57 minutes
Problem 138
Textbook Question

A solid mixture of KCl, KNO3, and Ba1NO322 is 20.92 mass % chlorine, and a 1.000 g sample of the mix- ture in 500.0 mL of aqueous solution at 25 °C has an osmotic pressure of 744.7 mm Hg. What are the mass percents of KCl, KNO3, and Ba1NO322 in the mixture?

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