Classroom Resources: Reactions & Stoichiometry


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26 – 50 of 101 Classroom Resources

  • Molecular Structure, Chemical Change | Middle School

    Lab: Detecting Fats and Starches in Food

    In this lab, students will identify fats and starches in a variety of foods. Since we eat many complex foods which contain mixtures of carbohydrates (e.g. sugars and starches), fats, and proteins, conducting food tests will enable the students to determine the make up of a certain food.

  • Chemical Change, Physical Change, Conservation of Mass, Chemical Change | Middle School, High School

    Lab: Chemistry in a Bag

    In this lab, students will observe and identify chemical and physical changes contained inside a plastic bag. Students will also use this lab to understand the Law of Conservation of Mass.

  • Phase Changes, Reaction Rate, Reaction Rate, Chemical Change | Elementary School

    Demonstration: Plop & Fizz Investigation

    In the demonstration the teacher will perform a reaction between water and Alka-Seltzer in order to generate the release of carbon dioxide. Students will observe the chemical reaction, while timing the release of carbon dioxide and observe 3 states of matter. This will be repeated 3 times, each time increasing the number of tablets used.

  • Chemical Change, Melting Point, Phase Changes, Physical Change, Chemical Change, Scientific Method | Middle School

    Lab: S'more Change Please

    In this lab, students will be able to demonstrate the difference between a physical and chemical change by making ooey, gooey, yet yummy S’mores!

  • Observations, Chemical Change, Chemical Change, Oxidation | Elementary School

    Lab: Apple's Oxidation

    In this lab students will learn about the chemical reaction, oxidation, using apple wedges. They will apply different substances to a number of apple wedges to determine if these applications have any impact on the oxidation process. Students will also use a control sample so that they compare their results with an apple wedge that has not had any substance added to it. Students will measure and record the time it takes to see the changes to the apple which indicate oxidation. 3-46

  • Observations, Chemical Change, Conservation of Mass, Stoichiometry, Conservation of Mass, Limiting Reactant, Chemical Change | High School

    Demonstration: Understanding Limiting Reactants

    In this demonstration, the teacher will perform a series of reactions between acetic acid (vinegar) and varying amounts of sodium bicarbonate (baking soda) in order to inflate several balloons. Students will observe the reactions and analyze the quantities of reactants used as well as the results in order to understand the concept of limiting reactants.

  • Chemical Change, Physical Change, Chemical Change | Elementary School, Middle School, High School

    Lab: Chemical and Physical Changes

    In this lab, students will observe and analyze a number of examples in order to determine if a chemical or physical change occurred.

  • Separating Mixtures, Chemical Change, Physical Change, Chemical Change, Exothermic & Endothermic | Elementary School

    Lab: Super Suds

    In this lab, students will investigate an endothermic chemical reaction by combining baking soda, hand soap and citric acid. The students will be tasked with differentiating between chemical and physical changes during this experiment.

  • Chemical Change, Phase Changes, Interdisciplinary, Culminating Project, Conservation of Mass, Chemical Change | Middle School, High School

    Project: Law of Conservation of Mass Comic Strip

    In this project, students will work in groups to create a comic strip that illustrates understanding of the law of conservation of mass.

  • Observations, Chemical Change, Chemical Change, Acid, Acid Base Reactions, Chemical Change | Elementary School

    Lesson Plan: The Chemistry of Eggs

    In this lesson students will learn that vinegar can react with the Calcium in an egg shell to make it rubbery. First, the students will listen to the teacher read a book about eggs. The teacher will then put an egg in a jar with vinegar and let it set for two days. Students will make a prediction about what they think will happen to the egg, and then together they will investigate the final results.

  • Classification of Reactions, Chemical Change, Temperature, Exothermic & Endothermic, Activation Energy, Energy Diagrams, Bond Energy | Middle School, High School

    Activity: Simulation Activity: Energy Changes in Chemical Reactions

    In this simulation, students will evaluate the energy changes in an endothermic and an exothermic chemical reaction. Through the use of this simulation students will have the opportunity to compare how energy is absorbed and released in each reaction. Additionally, students will make a connection between the standard energy diagrams associated with each reaction type.

  • Phase Changes, Conservation of Matter, Polymers, Chemical Change | Elementary School

    Lesson Plan: Making Slime

    In this lesson, students explore the science behind chemical reactions as well as the processes used by chemical engineering principles to develop new materials. The idea that mixing two substances can result in an explosion, the release of gas, and the formation of an entirely new substance is both fascinating and mysterious to most young students.

  • Reduction, Redox Reaction, Classification of Reactions, Chemical Change, Functional Groups | High School

    Lab: Silver Test Tube Holiday Ornament

    In this lab, students will carry out a reduction reaction in order to create a silver-plated test tube that can be used as a holiday ornament.

  • Observations, Chemical Change, Interdisciplinary, Acid Base Reactions, Classification of Reactions, Chemical Change, Acid Rain, pH | High School

    Activity: Investigating Acid Rain

    In this activity, students will investigate the chemistry of acid rain through web based research. Students will also have the opportunity to observe the reaction between a common acid and a material in a week long simulation and relate their findings to the effects of acid rain.

  • Chemical Change, Concentration, Acid Base Reactions, Molarity, Chemical Change, Indicators, Acid Rain, pH, Equivalence Point | High School

    Lab: Seeing the Effects of Acid Rain

    In this lesson, students will prepare an environment and make acid rain to see how the acid rain effects the items in the environment.

  • Observations, Chemical Change, Chemical Change, Reaction Rate, Acid Base Reactions, Limiting Reactant, Chemical Change, Indicators, Le Châtelier's Principle | High School

    Demonstration: Milk of Magnesia Magic

    In this demonstration, students will observe a color change in a milk of magnesia solution as vinegar is added.

  • Chemical Change, Chemical Change, Concentration, Acid Base Reactions, Molarity, Balancing Equations, Stoichiometry, Limiting Reactant, Chemical Change, Measurements, Titrations, Indicators, Graphing, Equivalence Point, Error Analysis, Error Analysis | High School

    Lab: Acid-Base Mole Ratio

    In this lab, students study several concepts, including acid-base reactions, limiting reactants, and stoichiometry, by observing the contained reaction of acetic acid (diluted vinegar) with sodium hydrogen carbonate (baking soda) in an unconventional, cost effective titration.

  • Concentration, Molarity, Stoichiometry, Limiting Reactant, Chemical Change, Calorimetry, Heat, Temperature, Exothermic & Endothermic, Scientific Method, Enthalpy, Experimental Design | High School

    Lab: Less Than Zero

    In this lab, students will investigate the endothermic reaction between baking soda and HCl. Students will consider stoichiometric ratios, molar concentrations, reaction scale, and calorimetry. The lab starts with a scripted reaction that uses given molar ratios, a glass beaker, and 2-M HCl. They will witness a temperature drop of about 5 to 8 C. Students then adjust the experiment so they can achieve a temperature drop of more than 20 C.

  • Chemical Change, Heat, Temperature, Exothermic & Endothermic, Energy Diagrams | High School

    Lab: Exothermic and Endothermic Lab

    In this lab, students determine whether mixing two chemicals is endothermic or exothermic. One is a physical change, one is a chemical change.

  • Density, Temperature, Chemical Change, Gas Laws, Density, Pressure, Balancing Equations, Stoichiometry, Chemical Change, Dimensional Analysis, Kinetic Molecular Theory, Ideal Gas, Volume, Graphing | High School

    Lesson Plan: The Gas Laws Unit Plan

    The AACT high school classroom resource library and multimedia collection has everything you need to put together a unit plan for your classroom: lessons, activities, labs, projects, videos, simulations, and animations. We constructed a unit plan using AACT resources that is designed to teach the Gas Laws to your students.

  • Observations, Chemical Change, Chemical Change | High School, Middle School

    Lab: Corrosion in Motion

    In this lab, students will expose metal samples to various solutions and observe the amount of corrosion of a period of time.

  • Balancing Equations, Combustion, Chemical Change | High School

    Demonstration: Methane Bubble (Dragon Ball Z)

    In this demonstration, students will observe the combustion of methane using hands-on practices.

  • Concentration, Molarity, Percent Yield, Stoichiometry, Classification of Reactions, Limiting Reactant, Mole Concept, Chemical Change, Dimensional Analysis | High School

    Demonstration: First Day Review

    In this demonstration, students see evidence of a chemical reaction.

  • Reaction Rate, Redox Reaction, Chemical Change, Exothermic & Endothermic | High School

    Demonstration: Potassium Permanganate Demo

    In this demo, students witness two chemicals that take some time to react. The KMnO4 and glycerin come into contact and appear not to react, but then a flame results. This is an example of an exothermic redox reaction.

  • Chemical Change, Exothermic & Endothermic | High School

    Demonstration: Gun Cotton

    In this demo, students will witness a decomposition reaction of gun cotton; a smokeless flame results.

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