Question
The dissociation constant of a weak acid $\mathrm{HX}$ is, $10^{-5}$. The buffer $\mathrm{HX}+\mathrm{NaX}$ can be best used to maintain the $\mathrm{pH}$ in the range(a) $9-11$(b) $2-4$(c) $11-13$(d) $4-6$
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The dissociation constant of a weak acid $\mathrm{HX}$ is, $10^{-5}$. The buffer $\mathrm{HX}+\mathrm{NaX}$ can be best used to maintain the $\mathrm{pH}$ in the range (a) $9-11$ (b) $2-4$ (c) $11-13$ (d) $4-6$
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