1.

The hydroide ion concentration of a solution is 1xx10^(-11)M. What is the pH of the solution?

Answer»

SOLUTION :`[H^(+)][OH^(-)]=10^(-14)`
`[H^(+)]xx1xx10^(-11)=10^(-14)`
`[H^(+)]=10^(-3)`
`pH=-log[H^(+)]=-log[10^(-3)]=3`


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