A researcher needs 70.00 mL of an albumin solution at a concentration of 3.50 mg/mL. She uses a stock solution of albumin at 40.0 mg/mL and mixes it with water. How many mL of water and stock solution should be mixed?

A researcher needs 70.00 mL of an albumin solution at a concentration of 3.50 mg/mL. She uses a stock solution of albumin at 40.0 mg/mL and mixes it with water. How many mL of water and stock solution should be mixed?

Chemistry In Focus

7th Edition

ISBN:9781337399692

Author:Tro, Nivaldo J.

Publisher:Tro, Nivaldo J.

Chapter12: The Liquids And Solids Around Us: Especially Water

Section: Chapter Questions

Problem 47E

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Concept explainers

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.

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A researcher needs 70.00 mL of an albumin solution at a concentration of 3.50 mg/mL. She uses a
stock solution of albumin at 40.0 mg/mL and mixes it with water. How many mL of water and stock
solution should be mixed?

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