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Which equilibrium system has HCO3- acting as a Brønsted-Lowry base? HCO3- H+ + CO32- HCO3- + HS- H2S + CO32- HCO3- + H2S H2CO3 + HS- HCO3- + H2O H3O+ + CO32- HCO3- + O2- CO32- + OH-

Ralph Lopez

in Chemistry

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Whitney Matthews on April 29, 2018

A Brønsted-Lowry base is a base is a proton acceptor. In the only case in which this is done is when HCO3 - accepts a proton and becomes H2CO3. In other cases, the HCO3 - is donating a proton which makes it an acid.


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