CK-12 Foundation
Ck 12: Acid Base Neutralization
[Free Registration/Login may be required to access all resource tools.] Students will understand and differentiate among acid-base reactions, precipitation reactions, and oxidation-reduction reactions.
TeachEngineering
Teach Engineering: Basically Acids
Students learn the basics of acid/base chemistry in a fun, interactive way by studying instances of acid/base chemistry found in popular films such as Harry Potter and the Prisoner of Azkaban and National Treasure. Students learn what...
Frostburg State University
General Chemistry Online: Faq: Acids and Bases
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.
Other
Westminster School: Mixed Indicator Lab
A unique upper level lab showing how to take advantage of the different transition points of two indicators to determine the concentrations of two unknowns at once.
Chemistry Collective
Chem Collective: Determine the Concentration of Acetic Acid in Vinegar
A virtual lab where students determine the concentration of acetic acid in vinegar using a 0.110 M NaOH standard solution and an acid-base indicator, phenolphthalein.
PBS
Pbs Learning Media: Acids and Bases: Cabbage Juice Indicator
In this video segment, the ZOOM cast demonstrates how to use cabbage juice to find out if a solution is an acid or a base.
Chemistry Collective
Chem Collective: Strong Acid and Base Problems
Textbook-style strong acid and base problems that can be checked using the Virtual Lab.
Chemistry Collective
Chem Collective: Weak Acid and Base Problems
Textbook-style weak acid and base problems that can be checked using the Virtual Lab.
TeachEngineering
Teach Engineering: Acid (And Base) Rainbows
Students are introduced to the differences between acids and bases and how to use indicators, such as pH paper and red cabbage juice, to distinguish between them.
Chemistry Collective
Chem Collective: Determine the Concentration of the Unknown Strong Acid
Perform a titration using an indicator to determine the concentration of an HCl solution.
Other
Siemens Science Day: Earth Science: By All Indications
A hands-on science experiment where students test acidity levels by using red cabbage extract and learn the acid levels of known and unknown liquids.
Science is Fun
University of Wisconsin: Exploring Acids and Bases
Get a brief overview of acids, bases and pH. Explore the pH of a number of different household substances using an extract of red cabbage.
American Chemical Society
Inquiry in Action: Color Changes With Acids and Bases
In this lab activity, students will learn how red cabbage can be used as an indicator of an acid or base by looking at its color changes.
Other
The Science House: Cabbage Juice Indicator
In this lab experiment, students will use red cabbage as an indicator to test whether a substance is an acid or a base. Teacher's notes provide background information.
ClassFlow
Class Flow: Acid Base Titration
[Free Registration/Login Required] Determination of the Molarity of an Acid or Base Solution.
TeachEngineering
Teach Engineering: Basically Acidic Ink
Students hypothesize whether vinegar and ammonia-based glass cleaner are acids or bases. They create designs on index cards using these substances as invisible inks. After the index cards have dried, they apply red cabbage juice as an...
US Environmental Protection Agency
Epa: Making a Natural P H Indicator
At this site you will find a step by step process for making a natural pH indicator. One of the main materials you need to have on hand is a red cabbage.
BBC
Bbc: Gcse Bitesize: Acids, Alkalis and Salts Aqa
This lesson focuses on acids and alkalis including acidic and alkaline solutions, neutral solutions, indicators and the pH scale, the colors for litmus paper, and a link to a test.
Science Fun for Everyone
Science Fun: Fizzy Fruit and P H Indicator
Make your own ph indicator and mix it with some baking soda and notice a reaction occur.
American Chemical Society
Inquiry in Action: Neutralizing Acids and Bases
A lab activity where students will neutralize and acidic solution with a base and a basic solution with an acid by using their knowledge of a red cabbage indicator. This site includes teacher and student instruction for the lab activity...
Alabama Learning Exchange
Alex: P Hun With Acids and Bases!!! (A P H Lesson)
For this lesson, the students will learn the characteristics of acids and bases including the associated pH values. The students will conduct a hands-on activity that shows color indicators for different pH values. This lesson plan was...
Alabama Learning Exchange
Alex: Acids and Bases Lesson/lab
This lesson will allow learners to perform pH tests that determine if various solutions are acids or bases (cognitive). Students will test common household solutions such as water, vinegar, milk, and orange juice use pH indicator strips....
TOPS Learning Systems
Tops Learning Systems: Top Science: Cabbage Chemistry [Pdf]
Experiment using water from boiling red cabbage to determine if a material is an acid, a base, or neutral.
BBC
Bbc: Gcse Bitesize: Types of Chemical Reactions
Bases are substances that can react with acids and neutralize them. Alkalis are bases that are soluble in water. The pH scale measures how acidic or alkaline a substance is. Substances with a pH lower than 7 are acidic, those with a pH...