Classroom Resources: Reactions & Stoichiometry

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  • Conservation of Mass, Measurements | Middle School, High School

    Access is an AACT member benefit. Lab: Mass of a Gas Mark as Favorite (3 Favorites)

    In this lab, students will perform a simple chemical reaction in a closed system to produce a small amount of gas. They will collect mass measurements for the reactants and the products in order to demonstrate the conservation of mass during the reaction. They will also release the produced gas from the closed system in order to verify that gases have mass.

  • Reaction Rate, Chemical Change, Reaction Rate, Observations | Middle School, Elementary School, High School

    Demonstration: Simple Kinetics Mark as Favorite (58 Favorites)

    In this demonstration, students will see that different food dyes react with bleach at different rates.

  • Chemical Change, Pressure, Reaction Rate, Acid Base Reactions, Chemical Change, Conservation of Matter | Elementary School, Middle School

    Access is an AACT member benefit. Lab: Rocket Challenge Mark as Favorite (6 Favorites)

    In this lab, students will have the opportunity to construct a rocket, with the challenges of both designing it and preparing a chemical reaction for its “fuel” in order to propel the rocket over the furthest distance. Students will investigate available materials, quantities and ratios during allotted planning and testing phases. Student will record their plans, modifications and designs during the process. The lab will culminate with a competition amongst students to see whose rocket will travel the longest distance.

  • Reaction Rate, Catalysts, Experimental Design, Chemical Change, Reaction Rate, Chemical Change | Middle School

    Access is an AACT member benefit. Lesson Plan: Investigating Fast and Slow Reaction Rates Mark as Favorite (0 Favorites)

    In this lesson, students will review the characteristics of chemical changes and then use a catalyst and an inhibitor to explore the reaction rate of the oxidation of iron.

  • Exothermic & Endothermic, Temperature, Heat of Combustion, Chemical Change | Middle School

    Access is an AACT member benefit. Lesson Plan: Chemical Volcanoes - A Tale of Two Reactions Mark as Favorite (0 Favorites)

    In this lesson, students will use volcanoes as a vehicle to learn about the differences between endothermic and exothermic reactions by completing a hands-on activities and observing a teacher-led demonstration.

  • Photosynthesis, Interdisciplinary | Elementary School, Middle School

    Access is an AACT member benefit. Lesson Plan: Investigating Photosynthesis Mark as Favorite (0 Favorites)

    In this lesson, students will build knowledge through reading an assigned passage, as well as analyze evidence produced from a teacher led demonstration to better understand the process of photosynthesis.

  • Reaction Rate, Reaction Rate, Acid Base Reactions | Middle School, High School

    Access is an AACT member benefit. Lab: Plop, Fizz: How to Affect the Rate of a Chemical Reaction Mark as Favorite (55 Favorites)

    In this lesson, students will react Alka-Seltzer tablets with water. By varying the temperature of the water, particle size of the Alka-Seltzer, and concentration of the Alka-Seltzer they can see the effect on the rate and strength of the chemical reaction.

  • Reaction Rate, Reaction Rate | Middle School, High School

    Access is an AACT member benefit. Activity: Simulation Activity: Investigating Reaction Rates Mark as Favorite (66 Favorites)

    In this simulation, students will have the opportunity to investigate several factors that can affect the initial rate of a chemical reaction. Students will have the opportunity to manipulate several variables including concentration, temperature, or surface area of the reactants as well as the addition of a catalyst during the simulation. These reaction rates will be compared to a controlled reaction. Students will interpret a simplified qualitative representation of the reaction as well as analyze corresponding data organized on a graph.

  • Chemical Change, Chemical Change, Acid Base Reactions, Observations | Middle School, High School

    Access is an AACT member benefit. Lab: How do Sinkholes Form? Mark as Favorite (44 Favorites)

    In this lab students will learn how acidic groundwater reacts with limestone, causing it to erode. Sinkholes form when eroded limestone underneath the surface of the earth can no longer support the ground above it. Students will test how acid reacts with a variety of rocks and determine which rocks would be best to build a city on top of in order to reduce the chance of sinkholes forming.

  • Classification of Reactions, Conservation of Matter | Middle School, High School

    Access is an AACT member benefit. Lesson Plan: An Introduction to Chemical Reactions: A Story of a Valentine’s Day Dance Mark as Favorite (51 Favorites)

    In this lesson, students will be introduced to five basic types of chemical reactions through a metaphor about a high school dance. Afterwards students will complete research to fill out a graphic organizer and reinforce the introductory information.

  • Chemical Change, Observations, Exothermic & Endothermic, Temperature, Chemical Change, Physical Change, Physical Properties | High School, Middle School

    Access is an AACT member benefit. Lab: Observing a Chemical Reaction Mark as Favorite (25 Favorites)

    In this lab, students will practice making careful observations and measurements while witnessing a chemical change.

  • Balancing Equations, Predicting Products | High School, Middle School

    Access is an AACT member benefit. Activity: Snowman Challenge Mark as Favorite (71 Favorites)

    In this activity, students practice completing and balancing chemical equations with a partner.

  • Balancing Equations, Conservation of Mass | Middle School, High School

    Access is an AACT member benefit. Activity: Balancing Equations with Note Cards Mark as Favorite (124 Favorites)

    In this activity, students will balance equations and get immediate feedback on whether they are accurate or not while trying to solve a challenge. This activity works best as a review activity after balancing and the law of conservation of matter has been taught.

  • Review, Subatomic Particles, Ions, Isotopes, Electrons, Atomic Mass, Lewis Dot Diagrams, Model of the Atom, Balancing Equations | High School, Middle School

    Access is an AACT member benefit. Activity: Tic-Tac-Toe Review Mark as Favorite (41 Favorites)

    In this activity students collaborate to complete tic-tac-toe review questions to prepare for a test on the atomic structure unit. The idea behind the activity is to give students choice and you can read more about the inspiration for the activity in the May issue of Chemistry Solutions.

  • Balancing Equations, Conservation of Mass, Conservation of Matter, Conservation of Matter, Chemical Change, Chemical Change, Conservation of Mass, Polyatomic Ions, Precipitate | Middle School, High School

    Activity: Simulation Activity: Balancing Chemical Equations Mark as Favorite (100 Favorites)

    In this activity, students will learn how to count atoms and how to balance chemical equations using a simulation and games from PhET Interactive Simulations.

  • Chemical Change, Exothermic & Endothermic | Elementary School, Middle School

    Access is an AACT member benefit. Demonstration: Giant Toothpaste Mark as Favorite (23 Favorites)

    In this demonstration, students will identify factors that indicate a chemical change has occurred while observing the production of giant toothpaste. This reaction uses simpler materials than those that are often used in the typical high school version of the Elephant’s toothpaste demonstration.

  • Exothermic & Endothermic, Heat, Temperature, Classification of Reactions | Middle School, High School

    Access is an AACT member benefit. Lab: Determining Endothermic and Exothermic Reactions Mark as Favorite (44 Favorites)

    In this lab, students will analyze evidence to determine if a chemical reaction releases energy and can be classified as an exothermic reaction or if it absorbs energy and can be classified as an endothermic reaction.

  • Conservation of Mass, Balancing Equations, Limiting Reactant, Introduction, Conservation of Mass | Middle School, High School

    Access is an AACT member benefit. Activity: Kinesthetic Reactions Mark as Favorite (5 Favorites)

    In this lesson students, through their physical movement, will model the law of conservation of mass during a chemical reaction. Students will also explore the concepts of limiting and excess reactants as well as balancing a chemical equation. Through this activity they also develop a means of representing particles at the molecular level.

  • Polymers, Polymers, Chemical Change, Chemical Bond | Middle School, High School

    Access is an AACT member benefit. Demonstration: Turn Milk into Plastic Mark as Favorite (17 Favorites)

    In this demonstration, students will observe the process of making a polymer, casein plastic, from the casein protein found in milk.

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

    Access is an AACT member benefit. Lab: S'more Change Please Mark as Favorite (10 Favorites)

    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!

  • Renewable Energy, Conservation of Mass, Chemical Change, Volume, Pressure | Middle School, High School

    Access is an AACT member benefit. Lab: Power That Stinks Mark as Favorite (24 Favorites)

    In this lab, students will experiment with creating and capturing biogas, and have an opportunity to look at how energy is created from waste. They will explore the differences between non-renewable and renewable energy sources.

  • Chemical Change, Observations, Chemical Change, Reaction Rate, Interdisciplinary, Physical Change, Reaction Rate | Middle School

    Access is an AACT member benefit. Lab: Chemical Weathering in Geology Mark as Favorite (1 Favorite)

    In this lab, students will explore the differences between erosion, weathering and chemical weathering. They will complete a lab experiment that simulates chemical weathering on 4 different types of rocks. They will also learn how to use the Mohs Hardness Test to analyze the results.

  • Photosynthesis | Middle School

    Access is an AACT member benefit. Lab: The Chemical Process of Photosynthesis Mark as Favorite (2 Favorites)

    In this lab, students will rotate through five stations to understand the importance of the reactants required for the process of photosynthesis in a plant. They will also create the chemical equation for the photosynthesis reaction.

  • Balancing Equations, Conservation of Mass, Molecular Formula | Middle School, High School

    Access is an AACT member benefit. Lesson Plan: Counting Atoms & Balancing Equations Mark as Favorite (84 Favorites)

    In this lesson, students will learn how to count atoms and how to balance chemical equations using videos, simulations and games.

  • Exothermic & Endothermic, Chemical Change, Heat, Temperature, Classification of Reactions | Middle School, High School

    Access is an AACT member benefit. Lab: Designing Exothermic and Endothermic Reactions Mark as Favorite (20 Favorites)

    In this lab, students will design and test an experiment for producing either an endothermic or an exothermic reaction. The goal of the lab is for students to successfully construct a reproducible procedure for a reaction that either releases or absorbs thermal energy, and that can be supported with data.

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