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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 Kb = 1.8 × 10-5 for NH3.


A) 8.25
B) 9.28
C) 10.26
D) 11.13

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