A chemist makes 820. mL of sodium thiosulfate (Na2S₂O3) working solution by adding distilled water to 280. mL of a 3.70 M stock solution of sodium thiosulfate in water. Calculate the concentration of the chemist's working solution. Be sure your answer has the correct number of significant digits.

A chemist makes 820. mL of sodium thiosulfate (Na2S₂O3) working solution by adding distilled water to 280. mL of a 3.70 M stock solution of sodium thiosulfate in water. Calculate the concentration of the chemist's working solution. Be sure your answer has the correct number of significant digits.

Chemistry: The Molecular Science

5th Edition

ISBN:9781285199047

Author:John W. Moore, Conrad L. Stanitski

Publisher:John W. Moore, Conrad L. Stanitski

Chapter1: The Nature Of Chemistry

Section: Chapter Questions

Problem 127QRT

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A chemist makes 820. mL of sodium thiosulfate (Na₂S₂O3) working solution by adding distilled water to 280. mL of a 3.70 M stock solution of sodium
thiosulfate in water.
Calculate the concentration of the chemist's working solution. Be sure your answer has the correct number of significant digits.
M
X
S

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