skylarlee4807 skylarlee4807
  • 02-01-2024
  • Chemistry
contestada

The pKa of a weak acid (HA) is 4.5. The pOH of an aqueous buffer solution of HA in which 50% of the acid is ionized is:
a. 7.0
b. 4.5
c. 2.5
d. 9.5

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