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Determine [overset(Θ)OH] of a 0.050M sol...

Determine `[overset(Θ)OH]` of a `0.050M` solution of ammonia to which sufficient `NH_(4) CI` has been added to make the total `[NH_(4)^(o+)]` equal to `0.1M`.

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The correct Answer is:
`9.0 xx 10^(-6)`
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