A patient order requires 1.6 L of a 0.4 % benzalkonium chloride antiseptic. You have a 11 % stock solution. Part A How much stock solution will you need to prepare the order? Express your answer to two significant figures and include the appropriate units. HA Value Units P Pearson

A patient order requires 1.6 L of a 0.4 % benzalkonium chloride antiseptic. You have a 11 % stock solution. Part A How much stock solution will you need to prepare the order? Express your answer to two significant figures and include the appropriate units. HA Value Units P Pearson

Chemistry: Principles and Reactions

8th Edition

ISBN:9781305079373

Author:William L. Masterton, Cecile N. Hurley

Publisher:William L. Masterton, Cecile N. Hurley

Chapter1: Matter And Measurements

Section: Chapter Questions

Problem 41QAP

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A patient order requires 1.6 L of a 0.4 % benzalkonium chloride antiseptic. You have a 11 % stock solution.
Part A
How much stock solution will you need to prepare the order?
Express your answer to two significant figures and include the appropriate units.
HA
Value
Units
P Pearson

<Ch08_Solutions
Problem 8.43 - Enhanced - with Feedback
How would you prepare 250 mL of a 0.225% (m/v) NaCl solution from a 0.85% (m/v) NaCl stock solution?
Match the words in the left column to the appropriate blanks in the sentences on the right.
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Help
2.13
Add
mL of the 0.85% NaCl stock solution to
56.25
66.2
250 mL of distilled water
already measured in a flask
distilled water for a total
volume of 250 mL of solution
P Pearson

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