Question

Given a 0.50 M NH3 / 0.60 M NH4Cl buffer solution, with Ka for NH4+ = 5.6 x 10-10, and pH = 9.17, calculate the pH of the solution when 10.0 mL of 0.10M HCl is added to 200 mL of this buffer solution.

Name: given a 050 m nh3 060 m nh4cl buffer solution with ka for nh4 56 x 10 10 and ph 917 calculate the ph of the solution when 100 ml of 010m hcl is added to 200 ml of this buffer solution 33994
Uploaded: 2023-03-01T09:00:18-08:00
Duration: 1 min 39 s
Channel: Adi S
Description: given a 050 m nh3 060 m nh4cl buffer solution with ka for nh4 56 x 10 10 and ph 917 calculate the ph of the solution when 100 ml of 010m hcl is added to 200 ml of this buffer solution 33994

          Given a 0.50 M NH3 / 0.60 M NH4Cl buffer
solution, with Ka for NH4+ = 5.6 x
10-10, and pH = 9.17, calculate the pH of the solution
when 10.0 mL of 0.10M HCl is added to 200 mL of this buffer
solution.

Added by Leslie E.

Chemistry: Structure and Properties

Nivaldo Tro 2nd Edition

Instant Answer

Solved by Expert Adi S

03/01/2023

Step 1

First, we need to find the pKa of NH4+ using the given Ka value: pKa = -log(Ka) = -log(5.6 x 10^-10) Show more…

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Given a 0.50 M NH3 / 0.60 M NH4Cl buffer solution, with Ka for NH4+ = 5.6 x 10-10, and pH = 9.17, calculate the pH of the solution when 10.0 mL of 0.10M HCl is added to 200 mL of this buffer solution.