deathfire7852 deathfire7852
  • 14-02-2024
  • Chemistry
contestada

The pKa of a weak acid (HA) is 4.5. The pOH of an aqueous buffered solution of HA in which 50% of it is ionized is:

A) 4.5
B) 2.5
C) 9.5
D) 7.0

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