Which of the Following Statements About PH Is True

question 31

Multiple Choice

Which of the following statements about pH is true?

• A) The pH scale is a measure of oxygen ion concentration.
• B) A single unit change on the pH scale is equivalent to a 1% change in hydrogen ion concentration.
• C) An increase in hydrogen ion concentration means a decrease in pH scale units.
• D) Basic pH levels are less than 7.

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