3- A sample of a solution weighing 850.0 g is known to contain 0.223 moles of potassium chlorice. What is the weight percent of potassium chloride in the solution? Ans. 1.969%

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
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3- A sample of a solution weighing 850.0 g is known to contain 0.223 moles of
potassium chloriċe. What is the weight percent of potassium chloride in the
solution? Ans. 1.9696
4- Conc. HCl has a density of 1.19 g.mL and is about 36.5% by weight HCl. The
Molarity and norrnality of the solution is:
(a) 11.9 and 11.9
(c) 12.07 and 12.07 (d) 5.95 and 11.90 ... Show your calculations Ans. (a)
(b) 11.9 and 23.8
Transcribed Image Text:3- A sample of a solution weighing 850.0 g is known to contain 0.223 moles of potassium chloriċe. What is the weight percent of potassium chloride in the solution? Ans. 1.9696 4- Conc. HCl has a density of 1.19 g.mL and is about 36.5% by weight HCl. The Molarity and norrnality of the solution is: (a) 11.9 and 11.9 (c) 12.07 and 12.07 (d) 5.95 and 11.90 ... Show your calculations Ans. (a) (b) 11.9 and 23.8
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