Curated OER
Acids And Bases -- Universal Indicator
Eighth graders design and perform an experiment that uses a Universal Indicator Color Guide to measure the strength of acids and bases. They also determine happens when acids and bases are mixed together. They decide which of three...
Teach Engineering
Red Cabbage Chemistry
Using the natural pH indicator of red cabbage juice, groups determine the pH of different everyday liquids. As they work, pupils gain an understanding of pH that may help deal with contaminants in the water supply.
Curated OER
The Need for Normality
High schoolers investigate the need for measuring concentrations in normality in titrations. In this titrations and normality lesson, students perform titrations and use different indicators to show they change colors at different pH...
Curated OER
Additional Aqueous Solution Review Problems
In this solutions worksheet, students balance chemical equations, classify reactions by the type of reaction it represents, and review the solubility rules. Students practice working out double displacement, neutralization, and dilution...
Curated OER
Introductory Lesson on How pH Levels are Determined
Young scholars explore pH levels of different substances. In this instructional activity about pH, students work together in three to four groups to test substances. moving between three different stations performing tests on the...
Curated OER
Over-The-Counter Antacids
Students investigate the best antacids for sour stomachs. In this antacids lesson plan, students use different antacids, balloons and flasks containing 0.1 M HCl. They place the balloon with the antacids in them on top of the flaks and...
Curated OER
WS 10.9 Ka/Kb
In this weak acid and base worksheet, students find the pH of solutions given the equilibrium constants for each of the weak acids and weak bases.
Curated OER
Am I Neutral? pH Properties in Soil
Students participate in a science lab to determine the pH of three different soil samples. Students conduct an experiment by creating a question, a hypothesis and then an investigation of soil samples. Then they compare colors apprearing...
Curated OER
Pollution and Environmental Studies- Daily Water Use
In this environmental studies worksheet, students create a data table to discover how much water each person uses on a daily basis and what it is used for. They complete a post activity to make and test solutions for pollution using a...
Curated OER
pH of Solutions
In this pH activity, students describe the pH scale and explain the initials "pH." Students classify solutions as acidic, neutral, or basic. Students name compounds as acids or bases. This activity has 3 short answer questions and 5 fill...
Curated OER
Water: The Neutral Substance
For this water worksheet, students read about hydrogen bonds in water and the differences in electronegativity between the oxygen atom and the two hydrogen atoms in water. Students answer four questions about the structure of water and...
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...
Creative Chemistry
Acids, Alkalis, and pH
For this pH activity, high schoolers determine how indicators work and what the pH scale is used for. Students learn what happens when non-metals burn in air and metal oxides dissolve in water. This activity has 10 problems to solve.
Curated OER
Chemical Reactions
In this chemical reactions activity, students solve 16 exercises by writing and balancing chemical reactions. They calculate the concentration of various solutions.
Curated OER
pH Basics
At some point, all science learners experiment with pH. In this brief lesson, they simply use pH strips or a meter to find the pH of six different solutions. A useful worksheet that displays a data chart is included for your students.
Nuffield Foundation
No Stomach for It: Investigating Antacid Medication
You won't get a stomachache doing an investigative experiment. Pupils simulate the effect of antacids on stomach acid. Obviously, they won't be using real stomach acid; diluted hydrochloric acid serves this purpose.
Curated OER
Towers of the Lost City
Middle school marine scientists compare the pH change in distilled and saltwater as acetic acid is added one drop at a time. Then they compare the pH change in both when sodium hydroxide is added. This experiment demonstrates the...
DiscoverE
Ocean Acidification
Combat ocean acidification with bubbles. Young engineers create a system that reduces the acidity of water. Dry ice in water helps simulate ocean acidity, and blowing bubbles into the water results in a gas exchange that neutralizes the...
Curated OER
Atoms, Molecules and Ions
Atomic theory, experiments that contributed to our knowledge of matter, atomic structure, isotopes, and ions are covered in these 33 slides. Quality diagrams and labeled charts will help activate understanding. The presentation concludes...
Curated OER
Vision Props of Signed Numbers
Young scholars explore the concept of titration. For this titration lesson, students observe acid and alkaline reacting. Young scholars discuss pH factor, measuring acidity, neutrality, and alkalinity of liquids. Students put the pH of...
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
Chapter 22 - 25 Review
In this chemistry review worksheet, students explore their knowledge of solutions, acid and bases, nuclear reactions, and radioactive decay as they answer 33 matching, fill in the blank, and short answer questions.
Curated OER
The effectiveness of Antacids
High schoolers design and conduct a scientific experiment to test which of four antacids would be most effective for neutralizing acids. They rank the antacids in order from most effective to least effective and explain how they...
Curated OER
Household Acids and Bases
Ninth graders complete an experiment to determine the pH values of a variety of common household substances. They use red cabbage to find the indicator colors of the pH range. They complete a data table that includes a prediction and...