General, Organic, and Biological Chemistry: Structures of Life (5th Edition)

Published by Pearson
ISBN 10: 0321967461
ISBN 13: 978-0-32196-746-6

Chapter 9 - Solutions - 9.4 Solution Concentrations and Reactions - Questions and Problems - Page 347: 9.39


355 mL of mouthwash has 79.9 mL of alcohol

Work Step by Step

$22.5\%$ (v/v) $ alcohol $ solution : $$ 22.5 \space mL \space alcohol = 100 \space mL \space solution$$ $$355 \space mL \space solution \times \frac{22.5 \space mL \space alcohol}{100 \space mL \space solution} = 79.9 \space mL \space alcohol $$
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