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06-07-2016
Chemistry

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What is the pH of a 1 ´ 10-5 M KOH solution?

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Willchemistry Willchemistry

06-07-2016

KOH -------------> K⁺ + OH⁻

pOH = - log [ OH⁻ ]

pOH = - log [ 1 x 10⁻⁵ ]

pOH = 5

pH + pOH = 14

pH + 5 = 14

pH = 14 - 5

pH = 9

hope this helps!

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