Q2 00000.476 MIf a 10.00 mL aliquot of a 12.1 M sample of HCl(aq) is diluted with sufficient water to yield 250.0 mL, what is the molar concentration of the diluted sample?0.648 M0.408 M0.484 MQUESTION 11A 100.0 mL sample of drinking water is found to have a lead(11) concentration of 1.09 ppm (w/w). Determine the mole fraction of lead. The density of the solution is0.9997 g/cm³. You should assume that any other dissolved compound is "vanishingly small" in terms of conentration.1.87×1061.008.87*10-80.0001.14x10-6

The correct option is D) 0.484 M

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HCl(aq) is diluted with sufficient water to yield 250.0 mL, what is the molar concentration of the diluted sam

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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Question

0000
0.476 M
If a 10.00 mL aliquot of a 12.1 M sample of HCl(aq) is diluted with sufficient water to yield 250.0 mL, what is the molar concentration of the diluted sample?
0.648 M
0.408 M
0.484 M
QUESTION 11
A 100.0 mL sample of drinking water is found to have a lead(11) concentration of 1.09 ppm (w/w). Determine the mole fraction of lead. The density of the solution is
0.9997 g/cm³. You should assume that any other dissolved compound is "vanishingly small" in terms of conentration.
1.87×106
1.00
8.87*10-8
0.000
1.14x10-6

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