Answered: Why is it needed to cover the buffer…

Why is it needed to cover the buffer solutions until their pH is determined? For a buffer prepared from H2PO4 - it has a better resistance against pH changes when ____ is introduced. a. acid b. base

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter15: Acid-base Equilibria

Section: Chapter Questions

Problem 46E: An aqueous solution contains dissolved C6H5NH3Cl and C6H5NH2. The concentration of C6H5NH2 is 0.50 M...

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Question

Why is it needed to cover the buffer solutions until their pH is determined?

For a buffer prepared from H₂PO₄^- it has a better resistance against pH changes when ____ is introduced.

a. acid

b. base

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