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Ionic Equilibrium question

2025 · 7 Apr · Shift 2 · Q24

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JEE Main
Chemistry
Ionic Equilibrium
2025 · 7 Apr · Shift 2 · Q24

Ionic Equilibrium question

2025 · 7 Apr · Shift 2 · Q24

JEE MainChemistryIonic EquilibriumNumerical+4 / −1

One litre buffer solution was prepared by adding 0.10 mol each of

\mathrm{NH}_3

and

\mathrm{NH}_4 \mathrm{Cl}

in deionised water. The change in pH on addition of 0.05 mol of HCl to the above solution is

\underline{\hspace{2cm}}

\times 10^{-2}

. (Nearest integer) Given :

\mathrm{pK}_{\mathrm{b}}

of

\mathrm{NH}_3=4.745

and

\log _{10} 3=0.477

Numerical answer

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