cmeldaturay cmeldaturay

04-12-2019
Physics

contestada

Show that an aqueous solution with a pH of 5 has a hydroxide ion
concentration of 1×10^9M

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MathPhys MathPhys

04-12-2019

Explanation:

pH + pOH = 14

5 + pOH = 14

pOH = 9

pOH = -log([OH⁻])

9 = -log([OH⁻])

-9 = log([OH⁻])

1×10⁻⁹ = [OH⁻]

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