Question
1. How many grams of ethylene glycol, C2H6O2, a non-volatile and non-electrolyte substance, should be added to 85.30 g H2O to make a solution with
1. How many grams of ethylene glycol, C2H6O2, a non-volatile and non-electrolyte substance, should be added to 85.30 g H2O to make a solution with a vapor pressure of 22.4 atm at 25 C. The vapor pressure of pure water at 25 C is 23.8 atm.
2. A solution of lithium chloride LiCl in water has mole fraction () of LiCl = 0.0800. What is the molality of this solution? The molar mass of LiCl is 42.394 g/mol and for H2O is 18.015 g/mol.
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Fundamentals of Analytical Chemistry
Authors: Douglas A. Skoog, Donald M. West, F. James Holler, Stanley R. Crouch
9th edition
495558281, 978-0495558286
