In the reaction [tex]HC _{2} H_{3} O_{2} + H_{2}O[/tex]----->[tex]C _{2} H_{3} O_{2}^{-} + H_{3}O^{+}[/tex] , [tex]H_{2}O[/tex] substance is Bronsted -Lowery base.
According to Bronsted-Lowry an acid is a chemical species that is capable of yielding protons and a Bronsted-Lowry base is a chemical species capable of accepting protons .
The Bronsted -Lowery base is any species that can accepts a proton from another molecule . In short Bronsted -Lowery base is proton acceptor ( PA ) and Bronsted -Lowery acid is proton donor ( PD ).
In given reaction , water molecule accept proton from acid . Therfore , it is Bronsted -Lowery base .
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