18. Required is 1 L of 3/8 (v/v) strength solution. The usual concentration of the solution is 12% (v/v) acetic acid in water. How many mL of the 12% solution must be used? How many mL of water should be used?
18. Required is 1 L of 3/8 (v/v) strength solution. The usual concentration of the solution is 12% (v/v) acetic acid in water. How many mL of the 12% solution must be used? How many mL of water should be used?
Phlebotomy Essentials
6th Edition
ISBN:9781451194524
Author:Ruth McCall, Cathee M. Tankersley MT(ASCP)
Publisher:Ruth McCall, Cathee M. Tankersley MT(ASCP)
Chapter1: Phlebotomy: Past And Present And The Healthcare Setting
Section: Chapter Questions
Problem 1SRQ
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The answer is 375 cc 12% acetic acid, 625 cc water. I don't know how to get there. Please show work
Transcribed Image Text:18. Required is 1 L of 3/8 (v/v) strength solution. The usual concentration of the
solution is 12% (v/v) acetic acid in water. How many mL of the 12% solution
must be used? How many mL of water should be used?
268
Expert Solution
Step 1
Acetic acid solutions are made with diluting pure acetic acid with a dilutant like water.
Volume by volume centration mean is that three parts of acetic acid added in a total of eight parts total volume of solution .
This means there are three parts of acetic acid and 5 parts of water in a total volume of eight parts .
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Solved in 2 steps with 1 images
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