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Electrochemistry question

2017 · Shift 1 · Q6

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PYQ Library
JEE Advanced
Chemistry
Electrochemistry
2017 · Shift 1 · Q6

Electrochemistry question

2017 · Shift 1 · Q6

JEE AdvancedChemistryElectrochemistryNumerical+3 / −1

The conductance of a

0.0015M

aqueous solution of a weak monobasic acid was determined by using a conductivity cell consisting of platinized

Pt

electrodes. The distance between the electrodes is

120cm

with an area of cross section of

1c{m^2}.

The conductance of this solution was found to be

5 \times {10^{ - 7}}S.

The

pH

of the solution is

4.

The value of limiting molar conductivity

\left( {\Lambda _m^o} \right)

of this weak monobasic acid in aqueous solution is

Z \times {10^2}Sc{m^2}mo{l^{ - 1}}.

The value of

Z

is

Numerical answer

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