Consider the acid ionization reaction of carbonic acid (H2CO…
Consider the acid ionization reaction of carbonic acid (H2CO3), which has a Ka of 3.98 × 10─7 H2CO3(aq) + H2O(l) ⇌ HCO3−(aq) + H3O+(aq) Which of the following will decrease the pH of the resulting solution? I. Addition of HCO3− II. Addition of H2CO3 III. Removal of HCO3−