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Electrochemistry question

2023 · 1 Feb · Shift 2 · Q17

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JEE Main
Chemistry
Electrochemistry
2023 · 1 Feb · Shift 2 · Q17

Electrochemistry question

2023 · 1 Feb · Shift 2 · Q17

JEE MainChemistryElectrochemistryNumerical+4 / −1

1 \times 10^{-5} ~\mathrm{M} ~\mathrm{AgNO}_{3}

is added to

1 \mathrm{~L}

of saturated solution of

\mathrm{AgBr}

. The conductivity of this solution at

298 \mathrm{~K}

is

\underline{\hspace{2cm}}

\times 10^{-8} \mathrm{~S} \mathrm{~m}^{-1}

. [Given :

\mathrm{K}_{\mathrm{SP}}(\mathrm{AgBr})=4.9 \times 10^{-13}

at

298 \mathrm{~K}

\begin{aligned} & \lambda_{\mathrm{Ag}^{+}}^{0}=6 \times 10^{-3} \mathrm{~S} \mathrm{~m}^{2} \mathrm{~mol}^{-1} \\ & \lambda_{\mathrm{Br}^{-}}^{0}=8 \times 10^{-3} \mathrm{~S} \mathrm{~m}^{2} \mathrm{~mol}^{-1} \\ & \left.\lambda_{\mathrm{NO}_{3}^{-}}^{0}=7 \times 10^{-3} \mathrm{~S} \mathrm{~m}^{2} \mathrm{~mol}^{-1}\right] \end{aligned}

Numerical answer

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