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21.3: Buffers

Difficulty Level: At Grade Created by: CK-12

Student Behavioral Objectives

The student will:

  • define and give an example of a buffer.
  • explain the effect of a strong acid or base on a buffer system.
  • explain the mechanism by which a buffer solution resists changes in pH.
  • given appropriate information, calculate the pH of a buffer.
  • describe how to make a buffer solution.

Timing, Standards, Activities

Timing and California Standards
Lesson Number of 60 min periods CA Standards
Buffers 2.0 5g

Activities for Lesson 3

Laboratory Activities

1. None


1. None


1. Buffers Worksheet

Extra Readings

1. None

Answers for Buffers (L3) Review Questions

  • Sample answers to these questions are available upon request. Please send an email to teachers-requests@ck12.org to request sample answers.

Image Attributions




Date Created:

Aug 18, 2012

Last Modified:

Aug 13, 2014
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