A 1.0 L buffer solution initially contains 0.25 mol NH3 (Kb=1.8x10^-5) and 0.25 mol of NH4Cl. In order to adjust the pH of the buffer to 8.75 should you add NaOH (MM=40) or HCL (MM=36.5) to buffer the mixture? What mass of the correct reagent should you add to 3 sig figs

A 1.0 L buffer solution initially contains 0.25 mol NH3 (Kb=1.8x10^-5) and 0.25 mol of NH4Cl. In order to adjust the pH of the buffer to 8.75 should you add NaOH (MM=40) or HCL (MM=36.5) to buffer the mixture? What mass of the correct reagent should you add to 3 sig figs

Chemistry: Principles and Reactions

8th Edition

ISBN:9781305079373

Author:William L. Masterton, Cecile N. Hurley

Publisher:William L. Masterton, Cecile N. Hurley

Chapter14: Equilibria In Acid-base Solutions

Section: Chapter Questions

Problem 74QAP: Fifty cm3 of 1.000 M nitrous acid is titrated with 0.850 M NaOH. What is the pH of the solution (a)...

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