Carbonic acid (H₂CO₃) has pKₐ₁ = 6.37 for its first ionization step
CHEMISTRY · Subjective · A Level · Chemistry · Acids and bases · Acids and bases
Problem
Carbonic acid (H₂CO₃) has pKₐ₁ = 6.37 for its first ionization step. A 40.0 mL sample of 0.100 M H₂CO₃ is titrated with 0.100 M NaOH. Calculate the pH after 30.0 mL of NaOH has been added. Neglect the second ionization of the acid.