What Is the PH of a Solution Prepared by Mixing

question 155

Multiple Choice

What is the pH of a solution prepared by mixing 50.00 mL of 0.10 mol L^-1 NH₃ with 5.00 mL of 0.10 mol L^-1 NH₄Cl? Assume that the volume of the solutions are additive and that K_b = 1.8 × 10^-5 for NH₃.

• A) 8. 25
• B) 9.28
• C) 10.26
• D) 11.13

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