A) 4
B) 1
C) 3
D) 2
Correct Answer: D
Solution :
\[M{{(OH)}_{x}}\,\,\to \,\,{{M}^{+x}}\,+\,xO{{H}^{-}}\,\] \[{{10}^{-3}}\,\,\,\,\,\,\,\,x\,\,\times \,\,{{10}^{-3}}\] \[{{10}^{-3}}{{\left( {{10}^{-3}}x \right)}^{x}}=4\times {{10}^{-}}^{9}\] \[x=2\]You need to login to perform this action.
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