The buffer capacity of a solution may be defined as the number of moles of H+ that will change the pH of 1.00 L of the buffer by 1.00 pH units.What is the buffer capacity of an aqueous solution which is 0.10 M in acetic acid (Ka = 1.8 × 10-5) and 0.30 M in sodium acetate,in units of mol (H+) per liter?
A) 0.20
B) 0.10
C) 0.087
D) 0.009
E) zero
Correct Answer:
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