Microbiology: Principles and Explorations 9th Edition

Published by Wiley
ISBN 10: 1-11874-316-4
ISBN 13: 978-1-11874-316-4

Chapter 2 - Fundamentals of Chemistry - Self Quiz - Page 49: 7

Answer

a. pH scale is used to measure how acidic or basic a substance is. It ranges from 0-14. Values below 7 indicate acidity and acidity increases as the number decreases. b. The strongest acid is pH 3 c. The strongest base is pH 13 d. Bacterium Thiobacillus thioparis can damage ancient marble in pH 2.5, which is the pH of sulfuric acid caused by the bacteria.

Work Step by Step

a. pH scale is used to measure how acidic or basic a substance is. It ranges from 0-14. Values below 7 indicate acidity and acidity increases as the number decreases. b. The strongest acid is pH 3 c. The strongest base is pH 13 d. Bacterium Thiobacillus thioparis can damage ancient marble in pH 2.5, which is the pH of sulfuric acid caused by the bacteria.
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