Chemistry · Ionic Equilibrium
The pH of a buffer solution composed of lactic acid and lactate is 4.3. If the concentrations of lactic acid and lactate are 0.03 M and 0.073 M respectively, calculate the pKa value of lactic acid. [Given: log10(2.43) ≈ 0.386]
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 15.74
- 26.74
- 34.74
- 43.91✓
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3.91
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