The resistance of a conductivity cell with cell constant 1.14 cm^-1, containing 0.001 M KCl at 298K is 1500 $Ω .$ The molar conductivity of 0.001 M KCl solution at 298 K in S cm² mol^-1 is__________. (Integer answer)

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alok kumar singh | Contributor-Level 10

3 months ago

$κ = \frac{1}{R} \times \frac{l}{A} = [(\frac{1}{1500}) \times 1.14] S c m^{- 1} = \frac{1.14}{1500} S c m^{- 1}$

$λ_{m} = \frac{κ}{M} \times 1000 S c m^{2} m o l^{- 1}$

$λ_{m} = 1000 \times \frac{(\frac{1.14}{1500})}{0.001} S c m^{2} m o l^{- 1} = 760 S c m^{2} m o l^{- 1}$

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The resistance of a conductivity cell with cell constant 1.14 cm^-1, containing 0.001 M KCl at 298K is 1500 $Ω .$ The molar conductivity of 0.001 M KCl solution at 298 K in S cm² mol^-1 is__________. (Integer answer)

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The resistance of a conductivity cell with cell constant 1.14 cm-1, containing 0.001 M KCl at 298K is 1500 Ω . The molar conductivity of 0.001 M KCl solution at 298 K in S cm2 mol-1 is__________. (Integer answer)

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The resistance of a conductivity cell with cell constant 1.14 cm^-1, containing 0.001 M KCl at 298K is 1500 $Ω .$ The molar conductivity of 0.001 M KCl solution at 298 K in S cm² mol^-1 is__________. (Integer answer)