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wedge(m)^(@) for NaCl, HCl and NaA are 1...

`wedge_(m)^(@)` for NaCl, HCl and NaA are 126.4, 425.9 and `100.58cm^(2)mol^(-1)`, respectively. If the conductivity of is `5xx10^(-5)S cm^(-1)`, degree of dissociation of HA is :

A

`0.50`

B

`0.25`

C

`0.125`

D

`0.75`

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The correct Answer is:
A
NA
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