A 250 ML Sample of 0

question 48

Multiple Choice

A 25.0 mL sample of 0.723 M HClO₄ is titrated with a 0.27 M KOH solution. The H₃O⁺ concentration after the addition of 80.0 mL of KOH is M.

• A) 1.0 × 10^{- 7}
• B) 0.44
• C) 2.8 × 10^{- 13}
• D) 0.72
• E) 3.6 × 10^{- 2}

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