3. A weak acid has a pka of 5.5. A 1.0M buffer is made from this weak acid and the pH is adjusted to 6.0. 10 ml of 1.0 M HCI is added to the buffer. a)What reaction will take place? b) what will the resulting pH be.

3. A weak acid has a pka of 5.5. A 1.0M buffer is made from this weak acid and the pH is adjusted to 6.0. 10 ml of 1.0 M HCI is added to the buffer. a)What reaction will take place? b) what will the resulting pH be.

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 33QAP: A buffer is prepared in which the ratio [ H2PO4 ]/[ HPO42 ]is 3.0. (a) What is the pH of this...

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Concept explainers

Acid Base Titration

An acid-base titration is the method of quantitative analysis for determining the concentration of an acid and base by exactly neutralizing it with a standard solution of base or acid having known concentration.

Question

3. A weak acid has a pka of 5.5. A 1.0M buffer
is made from this weak acid and the pH is
adjusted to 6.0. 10 ml of 1.0 M HCI is added
to the buffer.
a)What reaction will take place?
b) what will the resulting pH be.

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