Equivalent conductance of 0.1 M HA(weak acid) solution is $1 S c m^{2} e q u i v a l e n t - 1$ and that at infinite dilution is $1 S c m^{2} e q u i v a l e n t - 1$ Hence pH of HA solution is

1.3

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1.7

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2.3

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Solution

The correct option is D
3

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Equivalent conductance of 0.1 M HA(weak acid) solution is 1 Scm2equivalent-1 and that at infinite dilution is 100 Scm2equivalent-1 Hence pH of HA solution is

Equivalent conductance of 0.1 M HA(weak acid) solution is $1 S c m^{2} e q u i v a l e n t - 1$ and that at infinite dilution is $1 S c m^{2} e q u i v a l e n t - 1$ Hence pH of HA solution is

Q. Equivalent conductance of

0.2

M aqueous solution of a weak monobasic acid (

H A

) is

10 S c m^{2} e q u i v^{- 1}

and that at infinite dilution is

200 S c m^{2} e q u i v^{- 1}

. Hence

p H

of this solution is:

Equivalent conductance of 1 M propanoic acid is 10 $o h m^{- 1} c m^{2} e q^{- 1}$ and that at infinite dilution 200 $o h m^{- 1} c m^{2} e q^{- 1}$ . The pH of the propanoic acid solution is: