1.

Find the precentage degree of dissociation of 0.05 M NH_3 at 25^(@)C in a solutionof pG = 11

Answer»


Solution :` C = 0.0 5 ,PH = 11 , pOH = 3 `
`rArr [OH^(-)] =10 ^(-3)= CALPHA `
` rArr alpha = (10^(-3))/(5 XX 10 ^(_2) ) = 2 xx1 0 ^(_2)=2%`


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