The specific conductance of 0.1 M NaCl solution is 1.06 × 10-2 ohm -1 cm -1 . Its molar conductance in ohm -1 cm 2 mol -1 is

Question

The specific conductance of 0.1 M NaCl solution is 1.06 × 10-2 ohm -1 cm -1 . Its molar conductance in ohm -1 cm 2 mol -1 is (A) 1.06 × 102 (B) 1.06 × 103 (C) 1.06 × 104 (D) 53

Tardigrade Admin · Accepted Answer

Applying, Lambdam= kappa × (1000/ text Molarity ) =1.06 × 10-2 × (1000/0.1)=1.06 × 102 ohm -1 cm 2 mol -1

Q. The specific conductance of $0.1 M N a Cl$ solution is $1.06 \times 1 0^{- 2} o h m^{- 1} c m^{- 1} .$ Its molar conductance in $o h m^{- 1} c m^{2} m o l^{- 1}$ is

$1.06 \times 1 0^{2}$

$1.06 \times 1 0^{3}$

$1.06 \times 1 0^{4}$

53

Applying, $Λ_{m} = κ \times \frac{1000}{Molarity}$

$= 1.06 \times 1 0^{- 2} \times \frac{1000}{0.1} = 1.06 \times 1 0^{2} o h m^{- 1} c m^{2} m o l^{- 1}$

Q. The specific conductance of 0.1MNaCl solution is 1.06×10−2ohm−1cm−1. Its molar conductance in ohm−1cm2mol−1 is

1.06×102

1.06×103

1.06×104

53

Applying, Λm​=κ× Molarity 1000​ =1.06×10−2×0.11000​=1.06×102ohm−1cm2mol−1

Q. The specific conductance of $0.1 M N a Cl$ solution is $1.06 \times 1 0^{- 2} o h m^{- 1} c m^{- 1} .$ Its molar conductance in $o h m^{- 1} c m^{2} m o l^{- 1}$ is

$1.06 \times 1 0^{2}$

$1.06 \times 1 0^{3}$

$1.06 \times 1 0^{4}$

Applying, $Λ_{m} = κ \times \frac{1000}{Molarity}$

$= 1.06 \times 1 0^{- 2} \times \frac{1000}{0.1} = 1.06 \times 1 0^{2} o h m^{- 1} c m^{2} m o l^{- 1}$