At 25^{\circ} {\C}, the concentration of {\H}^{+}ions in 1.00 \times 10^{-3} {\M} aqueous solution of a weak monobasic acid having acid dissociation constant ( {\K}_{ {\a}} ) of 4.00 \times 10^{-11} is {\X} \times 10^{-7} {\M}. The value of X is ______ . Use: Ionic product of water (K_w) =1.00 \times 10^{-14} at 25^{\circ} {\C} [JEE Adv 2025 P1]

Ionic Equilibrium

Section: Chemistry

Question : 2 of 19

Marks: +1, -0

At 25∘C, the concentration of H+ions in 1.00×10−3M aqueous solution of a weak monobasic acid having acid dissociation constant ( Ka ) of 4.00×10−11 is X×10−7M. The value of X is ______ .
Use: Ionic product of water (Kw)=1.00×10−14 at 25∘C

[JEE Adv 2025 P1]

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