A scenario is presented for chemistry techs to address. Using titration techniques, they must analyze hydrogen peroxide solution samples. They evaluate accuracy and precision in the process. They also gain experience consulting the MSDS...

Young scholars devise an experiment to test the rate of decomposition of hydrogen peroxide. In this rate of reactions lesson plan, students use the given information in the lab to write a procedure that will allow them to find the rate...

Biochemists experiment with the oxothermic decomposition of hydrogen dioxide by adding manganese dioxide. They observe how pepsin enhances the action of acid on the digestion of egg white proteins. They use yeast to make bread rise. All...

Students conduct an oxidation experiment in which they must determine how much hydrogen peroxide (H2O2) is actually in a store-bought solution of H2O2.

Using an inquiry approach to studying biochemical reactions, cooperative teams of students investigate hypotheses about living materials that contain enzymes which break down in hydrogen peroxide. They perform experiments, practice...

Students conduct an experiment to determine how much hydrogen peroxide (H2O2) is actually in a store-bought solution of H2O2.

Newcomers to chemistry compare hydrogen peroxide to water, realizing that the difference of one oxygen atom significantly affects the chemical properties. Other pairs of compounds and their formulas are also examined. A few chemical...

Explore the function of enzymes through a series of lab investigations. Learners use household enzymes such as hydrogen peroxide to model the role of enzymes. The enzymes break down proteins with and without a catalyst.

Students investigate the effects of a catalyst on an oxidation reaction. In this catalyst lesson plan, students use a catalyst, cobalt chloride for the oxidation reaction of potassium sodium tartrate with hydrogen peroxide. Students...

Young scholars explore the role of enzymes in chemical reactions. In this enzymes lesson plan, students use hydrogen peroxide and manganese dioxide to observe a chemical reaction. Young scholars observe the rates of reactions of chalk,...

Students observe how a cell uses an enzyme to rid itself of a poisonous substance by experimenting with hydrogen peroxide, potatoes, liver and carrots. They record the temperature and changes of the hydrogen peroxide as other elements...

Students investigate the rate determining step in a chemical reaction and how catalysts effect reactions. For this rate determining step and catalyst lesson, students work in groups to perform 5 tasks. They rotate each task and time how...

Learners investigate a combustion reaction. In this combustion lesson plan, students mix dry yeast with hydrogen peroxide in a test tube. They place a glowing splint in the test tube and observe the combustion reaction as the splint...

Sixth graders discover how disease spreads. In this disease control lesson, 6th graders brainstorm a list of diseases and simulate how a disease spreads by using cups of hydrogen peroxide and water. Students create the "Fizzies Virus"...

Here are photos and general instructions for demonstrating two oxidation reactions with your physical science beginners. They use salt and hydrogen peroxide to cause iron filings to rust, and they combine hydrogen peroxide with a piece...

Pupils observe and record what occurs when yeast is added to hydrogen peroxide. They indicate why a chemical reaction (decompostion) must have occurred during the experiement. Pupils explain why yeast was used. Students comprehend the...

Students explore biochemical reactions mediated by enzymes in an inquiry approach. They are given two questions about the types of living materials that contain the enzymes that break down hydrogen peroxide, and under what conditions the...

Young scholars investigate alternative catalysts for the degradation of hydrogen peroxide.  In this fermentation lesson students complete an activity that breaks down cellulose into sugar. 

Fifth graders perform experiments to determine the identity of an unknown gas sample. In this chemistry instructional activity, 5th graders fill balloons with air, oxygen, hydrogen, and carbon dioxide. They use mass and reactivity to...

Students recognize the presence of organic matter in soils from their immediate area and recognize which soil sample contains the highest concentration of organic matter.

Students observe the chemical change that occurs when sodium iodide is dropped into a flask containing 30% hydrogen peroxide. They discuss how this exothermic reaction occurred as they study the chemical equation involved in the reaction.

Young scholars perform an experiment to determine how different salt concentrations affect the liver's ability to break down toxic hydrogen peroxide. They record and average their data which is then graphed.

Middle schoolers investigate gases and their properties by completing 4 activities. In this gases lesson plan, students perform activities to show that gases take up space, they diffuse, and that odors and vibrations pass through gases....

Students participate in a laboratory investigation in which they observe the effect of temperature and pH on enzyme activity. Students also examine exposure to heavy metal ions and the effect that may have on enzyme activity.