Please answer both questions A 9.73 g sample of an aqueous solution ofhydrochloric acid contains an unknownamount of the acid.If 28.7 mL of 1.21 M potassium hydroxideare required to neutralize the hydrochloricacid, what is the percent by mass ofhydrochloric acid in the mixture?% by mass In the laboratory you dissolve 12.1 ofammonium bromide in a volumetric flask andadd water to a total volume of 250. mL.What is the molarity of the solution?M

Answered: A 9.73 g sample of an aqueous solution…

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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Please answer both questions

A 9.73 g sample of an aqueous solution of
hydrochloric acid contains an unknown
amount of the acid.
If 28.7 mL of 1.21 M potassium hydroxide
are required to neutralize the hydrochloric
acid, what is the percent by mass of
hydrochloric acid in the mixture?
% by mass

In the laboratory you dissolve 12.1 of
ammonium bromide in a volumetric flask and
add water to a total volume of 250. mL.
What is the molarity of the solution?
M

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