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Chemistry 6 Online
OpenStudy (anonymous):

What is the concentration of hydronium ions in a solution with a pH = 3.9?

OpenStudy (joannablackwelder):

pH=-log[H+]

OpenStudy (joannablackwelder):

Do you know how to substitute and solve with logs?

OpenStudy (anonymous):

10^(-3.9) = 0.000126 M H3O+

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