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AP Chemistry
Unit 8 – Acids and Bases
Topic 8.9
According to the Henderson-Hasselbalch equation, when the pH of a solution becomes equal to its pKa, the solution becomes a buffer. This condition is achieved when which of the following is true?
The concentration of the proton donor reaches log(1/10)th of the concentration of the proton acceptor
The concentration of the proton donor reaches zero
The concentration of the proton donor equals the concentration of the proton acceptor
The concentration of the proton acceptor reaches zero
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AP Chemistry - 8.9 Henderson-Hasselbalch Equation
Key terms
Buffer
Henderson-Hasselbalch Equation
pH
pKa
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