Answer to Question #301494 in General Chemistry for jorannnnnn

General Chemistry

Question #301494

For a solution of pH 5.0 at 25°C, calculate [H⁺] and [OH^-].

Expert's answer

We know that pH+pOH=14
So, pOH=14−pH=14−5=9
Also, pOH=−log [OH−]=9
Hence, [OH−]=1×10−9 M
Therefore, the hydroxide ion concentration of the solution is 10−9 M.

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