A chemist prepares a solution of sodium hyposulfate Na2S2O3 by measuring out 279.μmol of sodium hyposulfate into a 450.mL volumetric flask and filling the flask to the mark with water. Calculate the concentration in mol/L of the chemist's sodium hyposulfate solution. Round your answer to 3 significant digits.

A chemist prepares a solution of sodium hyposulfate Na2S2O3 by measuring out 279.μmol of sodium hyposulfate into a 450.mL volumetric flask and filling the flask to the mark with water. Calculate the concentration in mol/L of the chemist's sodium hyposulfate solution. Round your answer to 3 significant digits.

Chemistry for Engineering Students

4th Edition

ISBN:9781337398909

Author:Lawrence S. Brown, Tom Holme

Publisher:Lawrence S. Brown, Tom Holme

Chapter1: Introduction To Chemistry

Section: Chapter Questions

Problem 1.87PAE: 1.87 A solution of ethanol in water has a volume of 54.2 mL and a mass of 49.6 g. what information...

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1.87 A solution of ethanol in water has a volume of 54.2 mL and a mass of 49.6 g. what information would you need to look up and how would you determine the percentage of ethanol in this solution?
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