A 250-ML Sample of 1

question 54

Multiple Choice

A 25.0-mL sample of 1.00 M NH₃ is titrated with 0.15 M HCl. What is the pH of the solution after 15.00 mL of acid have been added to the ammonia solution? K_b = 1.8 × 10⁻⁵

• A)10.26
• B)9.30
• C)9.21
• D)8.30
• E)8.21

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