persombeing2006 persombeing2006 12-03-2021 Chemistry contestada The Kₐ of carbonic acid is 4.3 x10⁻⁷ . H₂CO₃ ⇄ H⁺ + HCO₃ ⁻ This means that H₂CO₃ is a A) Good hydrogen-ion acceptor. B) Poor hydrogen-ion acceptor. C) Good hydrogen-ion donor. D) Poor hydrogen-ion donor.