A 2.2964 g sample of Na₂ CrO4 (MW = 161.97 g/mol) is dissolved in 100.0 mL of water. Assume the solution has a density of 1.00 g/mL. What is the concentration of Na* (MW = 22.9898 g/mol) in the solution in units of molarity (M)? concentration: 0.0028 What is the concentration of Na* in the solution in units of parts per thousand (ppt)? concentration: .032 A 100 ml aliquot of the solution in than diluted to a final valuma of 250.0 l What in th M concentration: 1.28 ppt ansantration of Not in the diluted A 10.0 mL aliquot of the solution is then diluted to a final volume of 250.0 mL. What is the concentration of Na* in the diluted solution in units of parts per million (ppm)? ppm

A 2.2964 g sample of Na₂ CrO4 (MW = 161.97 g/mol) is dissolved in 100.0 mL of water. Assume the solution has a density of 1.00 g/mL. What is the concentration of Na* (MW = 22.9898 g/mol) in the solution in units of molarity (M)? concentration: 0.0028 What is the concentration of Na* in the solution in units of parts per thousand (ppt)? concentration: .032 A 100 ml aliquot of the solution in than diluted to a final valuma of 250.0 l What in th M concentration: 1.28 ppt ansantration of Not in the diluted A 10.0 mL aliquot of the solution is then diluted to a final volume of 250.0 mL. What is the concentration of Na* in the diluted solution in units of parts per million (ppm)? ppm

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

A 2.2964 g sample of Na, Cro, (MW = 161.97 g/mol) is dissolved in 100.0 mL of water. Assume the solution has a density of
1.00 g/mL.
What is the concentration of Na* (MW = 22.9898 g/mol) in the solution in units of molarity (M)?
concentration:
0.0028
M
What is the concentration of Na* in the solution in units of parts per thousand (ppt)?
concentration:
.032
Ppt
A 100 Laliauet of shanalution in the
dilutad toe finel .
f250. 0 I Whet ie th
the dilutad
A 10.0 mL aliquot of the solution is then diluted to a final volume of 250.0 mL. What is the concentration of Na+ in the diluted
solution in units of parts per million (ppm)?
concentration:
1.28
ppm

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