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In chemistry the pH scale is used to measure acidity The pH of a solution is given by PH=-logC, where C is the concentration of

In chemistry the pH scale is used to measure acidity

The pH of a solution is given by PH=-logC, where C is the concentration of H3O+

Find

i) The ph of a solution with H3O+ concentration 0.000234 mol L-1

ii) the H3O+ concentration in a solution with pH 6.2

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