Classroom Resources: Reactions & Stoichiometry

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126 – 150 of 253 Classroom Resources

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

    Access is an AACT member benefit. Lab: It's Alive Mark as Favorite (1 Favorite)

    In this lab, students will practice making and recording observations, analyzing data, and identifying chemical change. They will transfer dirt, germs, and bacteria from their hands onto a piece of white bread and observe the changes that occur during the following days. Students will analyze the results, make comparisons between clean and dirty samples of bread and learn about the importance of hand-cleaning.

  • Chemical Change, Exothermic & Endothermic, Acid Base Reactions, Chemical Change | Elementary School

    Access is an AACT member benefit. Demonstration: Comparing Chemical Reactions Mark as Favorite (7 Favorites)

    In this demonstration, the teacher will perform two chemical reactions, one will be between acetic acid (vinegar) and sodium bicarbonate (baking soda) and the other will be between Alka-Seltzer and water. Both reactions will produce gas and will be conducted in a Ziploc bag, causing it to inflate. Students will observe the reactions and analyze the results in order to understand indicators of chemical change. Students will also determine that these are both endothermic reactions based on their observations.

  • Separating Mixtures, Observations, Physical Properties, Conservation of Matter | Elementary School

    Access is an AACT member benefit. Activity: How is Chemistry Used in Your Everyday Life? Mark as Favorite (4 Favorites)

    In this lesson the students will become familiar with some ways that chemistry is present in their everyday lives. The teacher will read a book and show a short video about how a plastic bottle is made. Following these activities, students will interact with a variety of materials made of plastic, ultimately organizing them according to the recycling code printed on the bottom of each or by physical properties. Finally students will collect data and have an opportunity to construct a graph based on their data.

  • Chemical Change, Error Analysis, History, Exothermic & Endothermic, Chemical Change | Middle School

    Access is an AACT member benefit. Lesson Plan: The Chemistry of Casts Mark as Favorite (7 Favorites)

    In this lesson, students will learn about the history of the chemistry involved in creating orthopedic casts. Students will then work in small groups to conduct a hands-on experiment in which they will determine the optimum plaster of Paris to water ratio for model casts.

  • Physical Change, Chemical Change, Observations, Chemical Change, Radioactive Isotopes | High School

    Access is an AACT member benefit. Activity: Physical, Chemical and Nuclear Changes Mark as Favorite (74 Favorites)

    In this activity, students will analyze the representation of physical, chemical, and nuclear changes in four ways: submicroscopic (particle diagrams), symbolic (equations), macroscopic (observations), and linguistic (vocabulary words). This self-guided activity is designed to ensure that students internalize fundamental chemistry concepts that will serve as a meaningful basis for future learning about matter and its changes.

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

    Access is an AACT member benefit. Demonstration: Apple's Oxidation Mark as Favorite (3 Favorites)

    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

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

    Access is an AACT member benefit. Lesson Plan: The Chemistry of Eggs Mark as Favorite (1 Favorite)

    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.

  • Solubility, Solute & Solvent, Reaction Rate | Elementary School

    Lab: M&M's Solution Mark as Favorite (3 Favorites)

    In this lab, students will investigate dissolving using M&M’s and will determine whether dissolving happens faster without assistance, or with the assistance of the tongue and teeth.

  • Classification of Reactions, Balancing Equations, Solubility Rules, Activity Series, Predicting Products | High School

    Activity: Simulation Activity: Predicting Products Mark as Favorite (75 Favorites)

    In this simulation, students will reference an activity series and a solubility chart to accurately predict the products of single replacement and double replacement chemical reactions. Associated particle diagrams will be displayed to help students better comprehend the reaction at the particulate level. Students will also be asked to balance the chemical equation. The simulation is designed as a five question quiz for students to use multiple times.

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

    Activity: Simulation Activity: Energy Changes in Chemical Reactions Mark as Favorite (105 Favorites)

    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.

  • Chemical Change, Phase Changes, Combustion, Observations | Elementary School, Middle School

    Access is an AACT member benefit. Demonstration: The Jumping Flame Mark as Favorite (5 Favorites)

    In this demonstration, students will observe that the vapor of an extinguished candle flame is ignitable.

  • Conservation of Mass, Renewable Energy, Balancing Equations, Chemical Change, Functional Groups, Molecular Structure | High School

    Access is an AACT member benefit. Lab: Soap or Fuel? Mark as Favorite (37 Favorites)

    In this lab, students will transform vegetable oil into a soft soap and into biodiesel fuel. The two reactions emphasize that the products of a chemical reaction are under the control of the chemist. By noting the relationship of the reaction product to the reactants, students will gain a deeper understanding of the law of conservation of matter.

  • Chemical Change, Physical Change, Observations, Molecular Structure, Lewis Structures, Polarity, Chemical Change | High School

    Access is an AACT member benefit. Lab: DIY Triiodide Mark as Favorite (25 Favorites)

    In this lab, students will investigate how iodine interacts with various substances. They will use color changes to justify whether a chemical or physical change is taking place. This activity is referenced in the October 2019 ChemMatters article called “Cash, Chemistry, and Counterfeiting.”

  • Photosynthesis, Interdisciplinary | Middle School

    Access is an AACT member benefit. Lesson Plan: Algae – The Good, the Bad, and the Tasty Mark as Favorite (1 Favorite)

    In this lesson, students will learn about the chemistry of algae, while working in a small group to become an expert on a specific type of algae. Divided into four parts the lesson is designed for students to investigate the process of photosynthesis, learn about the variety of uses for algae as well as products that contain algae, and the harmful effects of algae, such as red tides. As a culminating task, student groups will each complete a short presentation.

  • Redox Reaction, Oxidation, Reduction, Half Reactions, Reaction Rate, Reaction Rate | High School

    Access is an AACT member benefit. Lab: Stop The Science: Redox Regulation Mark as Favorite (22 Favorites)

    In this lab, students will investigate oxidation-reduction reactions while creating a complex picture using reactions of copper solutions on aluminum foil. Students will also apply previous knowledge of reaction rate to adjust concentrations, allowing for artistic expression such as shadowing and layering in their artwork.

  • Density, Observations, Chemical Change, Combustion | High School

    Access is an AACT member benefit. Demonstration: Fish Tank Carbon Dioxide Mark as Favorite (7 Favorites)

    In this demonstration, students watch as a reaction between baking soda and vinegar produces carbon dioxide, which then causes lit candles to extinguish.

  • Percent Composition, Mole Concept, Identifying an Unknown, Emission Spectrum, Empirical Formula, Percent Composition | High School

    Access is an AACT member benefit. Lesson Plan: Chemical Analysis of Martian Rocks Mark as Favorite (128 Favorites)

    In this lesson, students are challenged to analyze the spectral graphs obtained by the Curiosity Mars Rover. Based on their examination students will determine the component elements of each sample, as well as the relative abundance of each element. With this information the student will complete calculations to find the empirical formula and identify the composition of the unknown rock. Finally students will complete research to see if these rocks are actually like those on Earth.

  • Chemistry Basics, Interdisciplinary, Photosynthesis | High School

    Activity: Algae Trivia Mark as Favorite (4 Favorites)

    In this activity, students will participate in a trivia game created in support of the 2023 Chemists Celebrate Earth Week (CCEW) theme, The Curious Chemistry of Amazing Algae. Students will participate individually or as a team to test their knowledge about algae and related chemistry topics.

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

    Access is an AACT member benefit. Demonstration: Plop & Fizz Investigation Mark as Favorite (2 Favorites)

    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, Conservation of Matter, Identifying an Unknown, Culminating Project, Elements | Middle School

    Access is an AACT member benefit. Lab: Priestley Labs Mark as Favorite (4 Favorites)

    In this lab, students will identify an unknown gas based on experimental evidence.

  • Subatomic Particles, Molecular Structure , Photosynthesis | Middle School

    Access is an AACT member benefit. Lesson Plan: Carbon, Carbon Everywhere Mark as Favorite (8 Favorites)

    In this lesson, students will learn about how Carbon cycles through Earth’s systems and its importance for life on Earth.

  • Precipitate, Chemistry Basics, Solubility Rules, Balancing Equations, Chemical Change, Chemical Change | High School, Middle School

    Access is an AACT member benefit. Lab: Predicting Precipitates Mark as Favorite (31 Favorites)

    In this lab, students use solubility rules to predict which chemical reactions will produce precipitates.

  • Stoichiometry, Balancing Equations, Classification of Reactions | High School

    Simulation: Chemical Reactions and Stoichiometry Mark as Favorite (121 Favorites)

    In this simulation, students practice classifying different chemical reactions, balancing equations, and solving stoichiometry problems.

  • Classification of Reactions, Balancing Equations, Solubility Rules, Activity Series, Predicting Products | High School

    Simulation: Predicting Products Mark as Favorite (153 Favorites)

    In this simulation, students will reference an activity series and a solubility chart to accurately predict the products of single replacement and double replacement chemical reactions. Associated particle diagrams will be displayed to help students better comprehend the reaction at the particulate level. Students will also be asked to balance the chemical equation. The simulation is designed as a five question quiz for students to use multiple times.

  • Activity Series, Chemical Change, Electrons, Electron Transfer, Balancing Equations, Chemical Change, Predicting Products, Observations, Acid Base Reactions | High School

    Simulation: Metals In Aqueous Solutions Mark as Favorite (143 Favorites)

    In this activity, students will run simulated tests of various metals in aqueous solutions to determine the relative reactivity of these metals. A total of eight metals will be observed in various combinations with the corresponding metal nitrate solutions and hydrochloric acid. Students will interpret the data collected to construct an activity series of the elements used in this simulation.

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