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A solution at 25 degrees Celsius is 1.0 × 10–5 M H3O+. What is the concentration of OH– in this solution?

User Tasjapr
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1 Answer

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Answer:

[OH⁻] = 1.0 x 10⁻⁹ M.

Step-by-step explanation:

∵ [H₃O⁺][OH⁻] = 10⁻¹⁴.

∴ [OH⁻] = 10⁻¹⁴/[H₃O⁺] = 10⁻¹⁴/(1.0 x 10⁻⁵) = 1.0 x 10⁻⁹ M.

User EnemyBagJones
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