Answer to Question #110834 in General Chemistry for Tyler

Question #110834

A solution has a pH of 4.23. Determine [H3O]

Expert's answer

4.23 = - log [H3O⁺ ]

-4.23 = log [H3O⁺ ]

[H3O⁺ ] = 10^-4.23 = 5.89x 10^-5 M

On a calculator, calculate 10^-4.23, or "inverse" log ( - 4.23).

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