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14 votes
Help please acids and basis

Help please acids and basis-example-1
User ChenHao Wu
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1 Answer

21 votes
21 votes

Let's see

  • [OH-] be x


\\ \rm\Rrightarrow pOH=-log[OH-]


\\ \rm\Rrightarrow pOH=-logx


\\ \rm\Rrightarrow 4.86=-logx


\\ \rm\Rrightarrow logx=-4.86


\\ \rm\Rrightarrow x=10^(-4.86)


\\ \rm\Rrightarrow x=1.38M

User Ashitosh
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