darrell6698 darrell6698

01-04-2024
Chemistry

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In a mixture of NaHCO₃ and H2CO₃, the pH stays essentially the same when KOH is added. Which of the following reactions accounts for the reason that the pH did not change?
a) NaHCO₃ + KOH → NaOH + H₂CO₃
b) H₂CO₃ + KOH → KHCO₃ + H₂O
c) NaHCO₃ + H₂O → NaOH + H₂CO₃
d) H₂CO₃ + H₂O → H₃O+ + HCO₃-

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