A) \[{{10}^{-5}}\]
B) \[{{10}^{-4}}\]
C) \[{{10}^{-3}}\]
D) \[{{10}^{-2}}\]
Correct Answer: D
Solution :
\[\alpha =\sqrt{\frac{{{K}_{a}}}{C}}=\sqrt{\frac{1.0\times {{10}^{-5}}}{0.1}}\] \[=\sqrt{1.0\times {{10}^{-4}}}=1.0\times {{10}^{-2}}\]You need to login to perform this action.
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