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    Chemistry The Molecules of Life
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    Exam 11: Acids and Bases
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    Black Coffee Has a PH of 5
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Black Coffee Has a PH of 5

Question 21

Question 21

Multiple Choice

Black coffee has a pH of 5.0. What is the concentration of H3O+ in the coffee?


A) 1  10-5 M
B) 1  10-9 M
C) 1  10-7 M
D) 1  10-11 M

Correct Answer:

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