Question

You want to prepare an aqueous solution of ethylene glycol, $\mathrm{HOCH}_{2} \mathrm{CH}_{2} \mathrm{OH}$, in which the mole fraction of solute is $0.125 .$ What mass of ethylene glycol, in grams, should you combine with $955 \mathrm{g}$ of water? What is the molality of the solution?

Name: You want to prepare an aqueous solution of ethylene glycol, HOCH2CH2OH, in which the mole fraction of solute is 0.125 . What mass of ethylene glycol, in grams, should you combine with 955 g of water? What is the molality of the solution?
Uploaded: 2021-12-10T20:00:50-08:00
Duration: 1 min 11 s
Channel: David Collins
Description: You want to prepare an aqueous solution of ethylene glycol, HOCH2CH2OH, in which the mole fraction of solute is 0.125 . What mass of ethylene glycol, in grams, should you combine with 955 g of water? What is the molality of the solution?

          You want to prepare an aqueous solution of ethylene glycol, $\mathrm{HOCH}_{2} \mathrm{CH}_{2} \mathrm{OH}$, in which the mole fraction of solute is $0.125 .$ What mass of ethylene glycol, in grams, should you combine with $955 \mathrm{g}$ of water? What is the molality of the solution?

Added by Michael L.

Chemistry: Structure and Properties

Nivaldo Tro 2nd Edition

Instant Answer

Solved by Expert David Collins

12/10/2021

Step 1

Given: Mass of water = 955g Molar mass of water = 18.015 g/mol Number of moles of water = Mass / Molar mass Number of moles of water = 955g / 18.015 g/mol Number of moles of water = 53.011 mol Show more…

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You want to prepare an aqueous solution of ethylene glycol, $\mathrm{HOCH}_{2} \mathrm{CH}_{2} \mathrm{OH}$, in which the mole fraction of solute is $0.125 .$ What mass of ethylene glycol, in grams, should you combine with $955 \mathrm{g}$ of water? What is the molality of the solution?