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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-

Respuesta :

nadelynp
A Brønsted-Lowry base is a base is a proton acceptor.

In the only case where this is done is when HCO3- accepts a proton and becomes H2CO3.

In the other cases, HCO3- is donating a proton which makes it an acid.
22nlin

Answer:

C) HCO3- + H2S H2CO3 + HS-

Explanation:

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