The Capacity of a Buffer to Resist Changes in PH

question 25

Multiple Choice

The capacity of a buffer to resist changes in pH upon addition of protons or hydroxide ions depends on

• A)the pK_a of the weak acid in the buffer.
• B)the pH of the buffer.
• C)the total concentration of the weak acid and its conjugate base in the buffer.
• D)all of the above
• E)none of the above

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