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298 K पर सोडियम क्लोराइड की विभिन्न सांद्रताओं पर चालकता का मापन किया गया जिसके आंकड़े निम्नलिखित है - `{:("सांद्रता (M)",0.001,0.010,0.020,0.050,0.100),("चालकता",1.237,11.85,23.15,55.53,106.74):}`
`(10^(2)xxk//Sm^(-1))`
सभी सांद्रताओं के लिए `^^_(m)` का परिकलन कीजिए एवं `^^_(m)` तथा `C^(1//2)` के मध्य एक आलेख खींचिए । `^^_(m)^(@)` का मान ज्ञात कीजिये ।

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`^^ ^(@)` =intercept on `^^_(m)` axis =124.0 S `cm^(2)mol^(-1)`
(on extrapotation to zero concentration)

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