1.

The degree of hydrolysis in hydrolytic equilibrium \[{{A}^{-}}~+{{H}_{2}}O\rightleftharpoons HA+O{{H}^{-}}\] at salt concentration of 0.001 M is : \[({{K}_{a}}=1\times {{10}^{-5}})\]

A. \[1\times {{10}^{-3}}\]                        
B. \[1\times {{10}^{-4}}\]
C. \[5\times {{10}^{-4}}\]                        
D. \[1\times {{10}^{-6}}\]
Answer» B. \[1\times {{10}^{-4}}\]


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