A chemist makes 300. mL of potassium dichromate (K,Cr,0,) working solution by adding distilled water to 150. mL of a 36.9 mM stock solution of potassium dichromate in water. Calculate the concentration of the chemist's working solution. Round your answer to 3 significant digits. O mM x10

A chemist makes 300. mL of potassium dichromate (K,Cr,0,) working solution by adding distilled water to 150. mL of a 36.9 mM stock solution of potassium dichromate in water. Calculate the concentration of the chemist's working solution. Round your answer to 3 significant digits. O mM x10

Chemistry: The Molecular Science

5th Edition

ISBN:9781285199047

Author:John W. Moore, Conrad L. Stanitski

Publisher:John W. Moore, Conrad L. Stanitski

Chapter2: Chemical Compounds

Section: Chapter Questions

Problem 101QRT: The density of a solution of sulfuric acid is 1.285 g/cm3, and it is 38.08% acid by mass. Calculate...

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Matter and Measurement

In the universe, there is matter, energy, and void space. The universe contains energy and void space. The definition of matter can be considered as something which possesses mass and consumes space. Chemistry is that branch of science which deals with the study of matter. Under chemistry, nature, composition, and the changes occurring to matter are discussed.

Question

A chemist makes 300. mL of potassium dichromate (K,Cr,0,) working solution by adding distilled water to 150. mL of a 36.9 mM stock solution of potassium
dichromate in water.
Calculate the concentration of the chemist's working solution. Round your answer to 3 significant digits.
O mM
x10

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