What Is the PH of an Aqueous Solution Prepared by Mixing

question 10

Multiple Choice

What is the pH of an aqueous 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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