Curated OER
Quantitative Analysis of Vinegar Lab
In this quantitative analysis worksheet, learners perform a lab to determine the amount of acetic acid in vinegar by doing a titration. They use an indicator phenolphthalein to determine the endpoint of the titration.
Curated OER
Quality Control at Kality Krunchers Dill Pickle Factory
In a hypothetical scenario, food chemists use titration to concoct a brine solution for producing the crunchiest pickles. They also analyze store-bought pickle juices. In addition to reinforcing titration techniques, the lesson requires...
Curated OER
Cholera and the Scientific Method
Five individuals in the class are "infected" with cholera! The rest of the class serves as investigators to discover the source of the outbreak. They test drinking fountains around campus for contamination. You, of course, will secretly...
Virginia Department of Education
Aspirin Analysis
Laughter may be the best medicine, but aspirin is also important. Young chemists analyze aspirin tablets using titration in this lab experiment. They then repeat the entire experiment using a different aspirin brand.
Curated OER
Acid-Base Indicators
The first two pages provide a chart to complete with results of a lab test using different solutions and indicators. The data analysis questions will help your students understand the concentrations of the solutions and how they affect...
Curated OER
Periodic Properties Lab
Learners investigate the periodic properties of elements in the periodic table. For this periodic properties lesson plan, students experiment with elements from the Alkaline Earth Metals, the Halogens, the Transition Metals, and for...
Curated OER
Viruses/Infectious Diseases: What's Really Bugging You?
Middle school life science or health classes listen to an audio, visit websites, read different articles, and participate in a class-wide simulation about the spread of viruses. The lesson doesn't get into the mechanics of how viruses...
Royal Society of Chemistry
A Microscale Acid-Base Titration
Watch as acids and bases put smiles on their faces. Young chemists learn the concept of acid-base titration firsthand in a microscale experiment. Working groups collaborate, titrate, then use their data to determine the concentration of...
Chymist
Tritration: Standardization of a Base and Analysis of Stomach Antacid Tablets
Do antacid tablets really do what they claim? An experimental lesson attempts to answer this question. Individuals practice the process of titration during the first part of the experiment. They then use those skills to neutralize an...
Curated OER
PH of Acids
Students prepare a solution and relate the concentration to pH. In this investigative lesson students complete a lab then in groups complete several activities.
Curated OER
Bridge Cable Corrosion
Students investigate the corrosion of different materials in the lab. In this chemistry lesson, students construct a bridge considering different bridge designs. At the end of the lesson, they play the role of scientists and engineers...
Curated OER
Eye Safety
Tenth graders become aware of the need for eye safety in the classroom through three mini labs.
Santa Monica College
Titration of Vinegar
Titration calculations require concentration. The 10th lesson plan in an 11-part series challenges young chemists to use titration in order to determine the molarity and mass percent in concentrated vinegar. Analysis questions encourage...
Curated OER
Determination of Equivalent Weight of an Acid
In this chemistry worksheet, students look for the weight of acid and examine its mass using chemical equations and a laboratory procedure.
Pingry School
Determination of the Molar Mass of an Unknown Acid
Acids and bases have a love-hate relationship. They balance each other so nicely, but they are complete opposites! Learners use these concepts and titration to calculate the molar mass of an unknown substance. The experiment document...
Curated OER
Solubility Product of a Hydroxide
Students determine the solubility product constant and the concentration of a hydroxide. In this solubility product lesson plan, students use a solution of calcium hydroxide to neutralize a known concentration of hydrochloric acid. They...
Curated OER
Acid-base Indicators
There is a chart to complete with results of the titrations for the 14 different pH indicators. There are also nine questions for data analysis, and then four problems requiring equations, molarities, and pH values.
Curated OER
Tracking a Virus
Students simulate the spread of a virus such as HIV through a population by "sharing" (but not drinking) the water in a plastic cup with several classmates. Although invisible, the water in a few of the cups will already be tainted with...
Curated OER
Acids and Bases: Together again!
Young scholars identify principles behind acid-base reactions. They predict factors that may affect an acid-base reaction. Students identify questions and concepts that guide scientific investigations.
Curated OER
Acids, Bases and Indicators
Young scholars investigate the pH of various solutions with indicators. In this acids, bases and indicators lesson plan, students use a variety of indicators to test solutions for their pH. Young scholars determine which indicators are...
Curated OER
Antacid Lesson Plan
Eleventh graders use titration methods to study properties of antacids. They look at the strength, effectiveness, PH, and effect of supplements taken at the same time. They make observations after the different mixtures are combined and...
Curated OER
Determining pH
Students evaluate pH levels through a solubility experiment. In this pH levels lesson, students list characteristics of acids and bases. Students complete their own pH level experiment. Students go to the GEMS Alien Juice Bar website to...
Curated OER
On the Microbe Trail: Bacteria and Aseptic Technique
Students pour, label, streak, seal and store plates in an incubator. They identify areas in their environment that provide a rich fauna of microbes once they have been swabbed. They identify areas of contamination through a laboratory...
Curated OER
Mystery of the Eleven Unknown Substances
Fourth graders identify eleven white substances that are commonly found in the household. They, in pairs, perform experiments on a variety of substances, and must identify them based on the reactions they observe.