A student wants to make a 250 mL stock solution with a concentration of 1000 mg -N/L. The student has an unlimited amount of NaNO3 and DI water. What mass of NaNO3 is needed to make 250 mL the 1000 mg -N/L solution? Using the stock solution from the previous question, what volume of stock is needed to make a 20 L solution with a concentration of 3 mg -N/L?

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Answered: A student wants to make a 250 mL stock…

Chemistry: Principles and Reactions

8th Edition

ISBN:9781305079373

Author:William L. Masterton, Cecile N. Hurley

Publisher:William L. Masterton, Cecile N. Hurley

Chapter10: Solutions

Section: Chapter Questions

Problem 83QAP

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A student wants to make a 250 mL stock solution with a concentration of 1000 mg -N/L. The student has an unlimited amount of NaNO3 and DI water. What mass of NaNO3 is needed to make 250 mL the 1000 mg -N/L solution?
Using the stock solution from the previous question, what volume of stock is needed to make a 20 L solution with a concentration of 3 mg -N/L?

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