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Worksheet
Curated OER

Identifying Types of Acids and Bases #2

For Students Higher Ed
In this acid and base worksheet, students fill in a table given acids and bases and identify the type of acid or base it is and the symbol used in calculations.
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Activity
Chemistry Collective

Chem Collective: Unknown Weak Acid Problem

For Students 9th - 10th
Perform an experiment to determine the pKa and concentration of an unknown acid.
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Activity
Chemistry Collective

Chem Collective: Unknown Weak Acid Problem Bonus

For Students 9th - 10th
Perform an experiment to determine the concentrations of a mixture of two acids.
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Activity
Chemistry Collective

Chem Collective: Unknown Base Problem

For Students 9th - 10th
Perform an experiment to determine the pKa and concentration of an unknown weak base.
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Activity
Chemistry Collective

Chem Collective: P H and Buffers Defined

For Students 9th - 10th
This tutorial presents a review of the definitions for pH and buffer solutions
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Activity
Chemistry Collective

Chem Collective: P H in the Absence of a Buffer

For Students 9th - 10th
This tutorial describes the effects of adding strong base or strong acid to water.
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Activity
Chemistry Collective

Chem Collective: How Buffers Work

For Students 9th - 10th
This tutorial describes how buffers protect against pH changes when strong acid or base is added.
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Activity
Chemistry Collective

Chem Collective: Determining the P Ka and Concentration Ratio

For Students 9th - 10th
Use the virtual lab to determine the pKa of a protein then create a buffer solution with a specific concentration ratio of the protein in its protonated/ unprotonated form.
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Activity
Chemistry Collective

Chem Collective: Unknown Acid and Base Problem

For Students 9th - 10th
In this exercise, students graph the titration curve of an unknown acid and base to determine their pKa's and concentrations.
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Activity
Chemistry Collective

Chem Collective: Dna Dye Binding: Equilibrium and Buffer Solutions

For Students 9th - 10th
Students examine equilibrium and buffer solutions in a biological setting.
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Activity
Chemistry Collective

Chem Collective: Strong Acid and Base Problems

For Teachers 9th - 10th
Textbook-style strong acid and base problems that can be checked using the Virtual Lab.
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Activity
Chemistry Collective

Chem Collective: Weak Acid and Base Problems

For Students 9th - 10th
Textbook-style weak acid and base problems that can be checked using the Virtual Lab.
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Website
Frostburg State University

General Chemistry Online: Faq: Acids and Bases

For Students 9th - 10th
Click the basic questions regarding acids, bases, and pH to view the answers. There are sections on basic concepts, buffer solutions, pH calculation, equilibrium constants, indicators, neutralization reactions, and titrations.
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eBook
Chiral Publishing

Chiral Publishing: An Introduction to Chemistry: Identification of Strong and Weak Bases

For Students 9th - 10th
Read and learn about strong and weak Arrhenius bases. View the written formula and discover what certain solutions may be dissolved and which molecules can be transferred.
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Handout
Other

Chemguide: P H Curves (Titration Curves)

For Students 9th - 10th
On this site from Chemguide, the titration curves for various acid-base combinations (weak acid/strong base, strong acid/strong base, etc.) are talked about with examples of each given.
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Handout
Chem4kids

Chem4 Kids: Acids & Bases

For Students 3rd - 8th
This Chem4Kids site provides a general overview of acids and bases, and their use in chemistry. Content focuses on "names to know" and how acids and bases work.
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Handout
Chem Tutor

Chem Tutor: Chemistry: Titration and P H Math Problems

For Students 9th - 10th
This is a titration and ph math problem exercise; the answers are also provided.
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Website
Oklahoma State University

Oklahoma State University: Acid Base Overview

For Students 9th - 10th
Beginning with the example of the hydrangea, this page gives a good overview of acid-base chemistry.
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Handout
Shodor Education Foundation

Shodor: Acid Base Chemistry

For Students 9th - 10th
This Shodor Education Foundation page has a nice look at the major theories of acids and bases in less than one page. There are very simple defintions.
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Handout
Purdue University

Purdue University: Calcium Hydroxide Crystal Structure

For Students 9th - 10th
A picture of the crystal structure of calcium hydroxide. Additional plug-in required.
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Interactive
Other

The Acids, Alkalis and Salts Crossword

For Students 9th - 10th
Test your chemistry knowledge with this exciting hands-on online crossword puzzle. Creative Chemistry has developed an on-line game for teachers to utilize in their classrooms.