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I’m stuck in this those question To make 1L of 250mM NaCl, I would add ——-grams of NaCl to a graduated cylinder and bring the volume to ——-mL. To make 50mL of 2% NaCl, I would add ANSWER grams of NaCl to a graduated cylinder and bring the volume to ANSWER mL. To make 200mL of 1x solution from a 10x stock, I would add ANSWER mL of 10x stock to a graduated cylinder and bring the volume to ANSWER mL.

I’m stuck in this those question To make 1L of 250mM NaCl, I would add ——-grams of NaCl to a graduated cylinder and bring the volume to ——-mL. To make 50mL of 2% NaCl, I would add ANSWER grams of NaCl to a graduated cylinder and bring the volume to ANSWER mL. To make 200mL of 1x solution from a 10x stock, I would add ANSWER mL of 10x stock to a graduated cylinder and bring the volume to ANSWER mL.

Chemistry: Principles and Reactions
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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I’m stuck in this those question To make 1L of 250mM NaCl, I would add ——-grams of NaCl to a graduated cylinder and bring the volume to ——-mL. To make 50mL of 2% NaCl, I would add ANSWER grams of NaCl to a graduated cylinder and bring the volume to ANSWER mL. To make 200mL of 1x solution from a 10x stock, I would add ANSWER mL of 10x stock to a graduated cylinder and bring the volume to ANSWER mL.
Expert Solution
Step 1

Given question about preparation of solution 

1 L of 250mM NaCl , 50 mL of 2% NaCl and 200 mL 1x solution from 10x solution.

 

 

We know that 

1 mM = 10–3 M 

1 L = 1000 mL 

steps

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