What Is the H₃O⁺ Concentration in 0

question 40

Multiple Choice

What is the H₃O⁺ concentration in 0.0055 M Ba(OH) ₂(aq) at 25 °C? (K_w = 1.01 × 10^-14) ?

• A) 1.1 × 10^-2 M
• B) 5.5 × 10^-3 M
• C) 9.1 × 10^-13 M
• D) 1.8 × 10^-12 M
• E) 1.0 × 10^-7 M

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