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Posted: **Fri Apr 29, 2022 1:05 pm**

: A Buffer Solution With A Weak Acid And Base Whose Concentrations Are 0 75m And 0 5m Respectively Are Mixed The Ph Of Th 1 (40.78 KiB) Viewed 53 times

A buffer solution with a weak acid and base whose concentrations are 0.75M and 0.5M respectively are mixed. The pH of the resulting solution is 4.57 pH. What is the pka (negative log of the acid dissociation constant) of the Acid used? You can choose one option 4.77 4.74 4.75 O