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Given that ( ohm^(-1) cm^(2)eq^(-1)), T=...

Given that ( `ohm^(-1) cm^(2)eq^(-1)), T=298 K`
`{:(lambda_(E)^(oo) f o r Ba(OH)_(2)=228.8),(lambda_(E)^(oo) fo r BaCl_(2)=120.3),(lambda_(E)^(oo) for NH_(4)Cl=129.8):}|{:("specific conductance"),("for "0.2N NH_(4)OH" solution"),(is 4.766xx10^(-4)ohm^(-1)cm^(-1)):}`
then value of pH of the solution of `NH_(4)OH` will be nearly

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11.3
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