Chemistry The label of an energy drink states that it contains approximately 80 mg of caffeine (C8H10N4O2) per 250 mL serving. If the caffeine is a weak base with a basicity constant of 2.5 × × 10-4, what is the pH of the drink? (Only caffeine is considered to contribute to the pH of the drink.)

Chemistry & Chemical Reactivity
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ISBN:9781133949640
Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Publisher:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Chapter16: Principles Of Chemical Reactivity: The Chemistry Of Acids And Bases
Section: Chapter Questions
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Chemistry

The label of an energy drink states that it contains approximately 80 mg of caffeine (C8H10N4O2) per 250 mL serving. If the caffeine is a weak base with a basicity constant of 2.5 × × 10-4, what is the pH of the drink? (Only caffeine is considered to contribute to the pH of the drink.)

 

 

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