knord858 knord858

25-06-2016
Advanced Placement (AP)

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Beer has a pH of 3, therefore its H⁺ concentration is ____________ times greater than a solution with a pH of 5.

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meerkat18 meerkat18

25-06-2016

H+ conc = antilog to negative pH
H+ conc of pH 3 = 1 x 10^-3 M

One unit pH change of the H+ concentration is by a factor of 10. Since pH 3 to pH 5 is 2 unit changes, pH 3 then has one hundred times more H+ concentration than a pH of pH 5.

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