Curated OER
Acids and Alkalis
High schoolers determine and explain the characteristics of alkalis and acids. With their list of characteristics student groups conduct an investigation into whether various household substances are alkali or acid. Their lab findings...
Curated OER
Chemical Reaction of Carbonate Rocks and Acids
Students complete an investigation into the chemical reaction that occurs between carbonate rocks and acids. Working in groups, students design and conduct their investigation. They create a data table detailing their results. Results...
Curated OER
Acid Rain
Students investigate the quality of water using a variety of methods. They use a pH probe to measure the pH and study the effect of dissolved CO2 in the water. Students also observe the effect of the pH upon the dissolving of H2SO4 in...
Curated OER
pH Readings and Salinity Readings of Water From Three Locations Within the Neponset River Watershed
Sixth graders test the ph levels of water from three different water environments within the Neponset River Watershed. They discuss the three different water environments, take pH measurements of the three samples, and predict which...
Curated OER
Chemical Volcano
Students observe a demonstration performed by the teacher. They examine of a series of acid/base reactions and discover how various indicators work.
Curated OER
Water Quality And pH
Students determine the pH level of water and its effect on aquatic plants and brine shrimp eggs. This is a three part lesson that leads the student through the development of an understanding of water pH. They form a hypothesis and are...
Curated OER
The Acid Test
Students devise a scientific investigation to detect acids and bases in common materials.
Carnegie Mellon University
Chem Collective: Acid Mine Drainage
Students explore the chemistry behind the causes and effects of acid mine drainage on a modeled river. In this activity, students examine the chemistry of acidic mine runoff and its effects on river water.
City University of New York
P H and Indicators: Interactive Investigation
The story of the dye industry is used to introduce pH and how it is measured and calculated.
University of Arizona
The Biology Project: Biochemistry: Acids and Bases Problem Set
How well do you know your acids and bases? This resource will access your understanding and provide tutorials to help you with areas of weakness.
University of Southern California
Usc Chemistry: Acid Base Titration
This java site allows students to enter the concentration and volume of the base and acid and see the titration curve that is produced.
University of Arizona
University of Arizona: Biochemistry
Problem sets, tutorials, and activities related to biochemistry.
University of Alberta
The University of Alberta: Separation of Acids, Bases and Neutral Compounds
As a chemist, you will learn to deal with complex mixtures of many compounds. In this interactive activity, you will learn the basis of separations using acid-base extraction. In the virtual lab you will simulate an actual experiment and...
Science Buddies
Science Buddies: Measuring the Amount of Acid in Vinegar by Titration
There are many different types of vinegar that you can buy to use around the kitchen for cooking and pickling. The chemical compound that gives vinegar its tart taste and pungent smell is acetic acid. In this experiment you will work to...
Science Education Resource Center at Carleton College
Serc: Investigating P H of Common Household Substances
Students investigate the pH level of household substances by testing a variety of common compounds. Substances are tested with pH strips and placed on the continuum of the pH scale range of 1 to 14. After testing a solution, the student...
American Chemical Society
Middle School Chemistry: P H and Color Change
Young scholars see a demonstration of a color change using universal pH indicator and then change the concentrations of an acid and a base using a universal indicator to test the pH of the resulting solutions. Through an animation, they...
Other
Washington University: P H Buffers in the Blood
This site from the Department of Chemistry at the Washington University is an excellent site on how buffers are used in the human body and how they react to exercise.
Other
Chemical Reax/exothermic Reactions
A wonderfully complete primer on exothermic reactions in the context of chemical spills. Covers Reactions with Air or Water, Combustible Organics, Polymerization Reax, Decomposition, Corrosion, and much much more.
John Wiley & Sons
Concepts in Biochemistry: Concept Reviews: Water, P H, and Non Covalent Bonding
A detailed review of water and its structure. Included are diagrams, animated graphics, and review quizzes. For the advanced high school student.
Clackamas Community College
Clackamas Community College: Amides
A nice website for information on amides. Discusses how they are formed, their structure, the guidelines for naming them (along with examples and practice problems), and the kinds of reactions that amides undergo.
US Environmental Protection Agency
Epa: Acid Rain
What are the causes and effects of acid rain in our environment? To learn more about this serious environmental issue check out this website. Contains a page with several acid rain activities for students.
Khan Academy
Khan Academy: Water Autoionization and Kw
Learn about the autoionization of water, the autoionization constant Kw, and the relationship between [H+] and [OH-] in aqueous solutions.
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.
TeachEngineering
Teach Engineering: Breathing Cells
Students use a simple pH indicator to measure how much CO2 is produced during respiration, at rest and after exercising. They begin by comparing some common household solutions in order to determine the color change of the indicator....