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A solution is obtained by mixing 300 g of 25% solution and 400 g of 40% solution by mass. Calculate the mass percentage of the resulting solution. An antifreeze solution is prepared from 222.6 g of ethylene glycol (C,H,O,) and 200 g of water. Calculate the molality of the solution. If the density of the

A solution is obtained by mixing 300 g of 25% solution and 400 g of 40% solution by mass. Calculate the mass percentage of the resulting solution. An antifreeze solution is prepared from 222.6 g of ethylene glycol (C,H,O,) and 200 g of water. Calculate the molality of the solution. If the density of the

Introduction to Chemical Engineering Thermodynamics
Introduction to Chemical Engineering Thermodynamics
8th Edition
ISBN:9781259696527
Author:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Publisher:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Chapter1: Introduction
Section: Chapter Questions
Problem 1.1P
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2.7 A solution is obtained by mixing 300 g of 25% solution and 400 g of 40% solution by mass. Calculate the mass percentage of the resulting solution. 2.8 An antifreeze solution is prepared from 222.6 g of ethylene glycol (C,H,O,) and 200 g of water. Calculate the molality of the solution. If the density of the solution is 1.072 g mL, then what shall be the molarity of the solution?
Transcribed Image Text:2.7 A solution is obtained by mixing 300 g of 25% solution and 400 g of 40% solution by mass. Calculate the mass percentage of the resulting solution. 2.8 An antifreeze solution is prepared from 222.6 g of ethylene glycol (C,H,O,) and 200 g of water. Calculate the molality of the solution. If the density of the solution is 1.072 g mL, then what shall be the molarity of the solution?
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