1.

2.5 mL of (2)/(5) M weak monoacidic base ( K_(b) = 1 xx 10^(-12)at 25^(@)C ) is titrated with (2)/( 15) M HCl in water at 25^(@)C . The concentration of H^(+) at equivalence point is ( K_(w) = 1 xx 10^(-14)at 25^(@)C )

Answer»

`3.7 xx 10^(-13) M`
`3.2 xx 10^(-7) M`
`3.2 xx 10^(-2) M`
NONE of these

Answer :B


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