Author Question: 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 ... (Read 93 times)

mcmcdaniel · **on:** Nov 18, 2019

Question 1

What is the pH of a solution prepared by mixing 25.00 mL of 0.10 mol L-1 CH3COOH with 25.00 mL of 0.010 mol L-1 CH3COONa? Assume that the volume of the solutions are additive and that Ka = 1.8 × 10-5 for CH3COOH.
◦ 4.75
◦ 3.74
◦ 2.87
◦ 5.74

Question 2

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 Kb = 1.8 × 10-5 for NH3.
◦ 8.25
◦ 11.13
◦ 9.28
◦ 10.26

mjbamaung · **Reply #1 on:** Nov 18, 2019

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