Determine the Ammonia Concentration of an Aqueous Solution That Has

question 219

Multiple Choice

Determine the ammonia concentration of an aqueous solution that has a pH of 11.30.The equation for the dissociation of NH₃ (K_b = 1.8 × 10^-5) is NH₃(aq) + H₂O(l) ⇌ NH₄⁺(aq) + OH^-(aq) .

• A)2.7 M
• B)0.22 M
• C)9.0 × 10^-3 M
• D)2.0 × 10^-3 M

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