1.

At 298K a 0.1 M \[C{{H}_{2}}COOH\]solution is 1.34 % ionized. The ionization constant \[{{K}_{a}}\]for acetic acid will be

A. \[1.82\times {{10}^{-5}}\]        
B. \[18.2\times {{10}^{-5}}\]
C. \[0.182\times {{10}^{-5}}\]     
D. None of these
Answer» B. \[18.2\times {{10}^{-5}}\]


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