Classroom Resources: Reactions & Stoichiometry

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176 – 200 of 254 Classroom Resources

  • Chemical Change, Volume | Elementary School, Middle School

    Access is an AACT member benefit. Lab: Air Bag Design Challenge Mark as Favorite (18 Favorites)

    In this lab, students will learn how chemistry is used in air bags. Students will model the inflation of an air bag by performing a series of reactions using baking soda and vinegar in a Ziploc bag. During this investigation, students will see that there is a relationship between the inflation size of the bag and the amount of reactants used. Finally, students will be challenged to design an air bag that can help an egg endure a crash test.

  • Titrations, Indicators, Acid Base Reactions, Stoichiometry, Percent Composition | High School

    Access is an AACT member benefit. Lab: The Egg-straordinary Issue Mark as Favorite (78 Favorites)

    In this lab students will determine the percent composition of calcium carbonate contained in an eggshell by using a back titration in order to address a farmer’s concerns about his hen’s fragile eggs. Two versions of the student lab are included, a scripted version, and an inquiry version.

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

    Access is an AACT member benefit. Lab: Silver Test Tube Holiday Ornament Mark as Favorite (22 Favorites)

    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.

  • Chemical Change, Identifying an Unknown, Physical Properties, Chemical Properties, Chemical Change, Experimental Design, Scientific Method | High School, Middle School

    Access is an AACT member benefit. Lab: As Easy as Pie Mark as Favorite (62 Favorites)

    In this lab, students will use chemical and physical properties to identify an unknown powder.

  • Molecular Structure , Functional Groups, Experimental Design, Interdisciplinary, Chemical Change | High School

    Access is an AACT member benefit. Lab: Designing Biomimetic Songbird Preen Oil from Waste Cooking Oil Mark as Favorite (18 Favorites)

    In this guided-inquiry lab, students will design and test a procedure reacting waste cooking oil in a blue cheese slurry to create a substance that mimics songbird preen oil, which is both antibacterial and hydrophobic. Students will convert the fatty acids in waste oil to methyl ketones, thought to be the principal antibacterial component of preen oil, using the P. roqueforti mold found in blue cheese. Students will expand their knowledge of biomimicry, inherent properties of preen oil, and chemical synthesis by applying the principles of green chemistry. They will also assess their own process through higher-order problem solving and building on their scientific research skills.

  • Chemical Change, Exothermic & Endothermic | High School

    Access is an AACT member benefit. Lab: Little Miss Muffet Mark as Favorite (40 Favorites)

    In this lab, students make homemade glue from milk and compare it to commercial glue.

  • Chemical Change, Observations, Acids & Bases, Chemical Change, Mixtures | Elementary School, Middle School, High School

    Demonstration: Inflating a Balloon with Chemistry Mark as Favorite (29 Favorites)

    In this demonstration, the teacher will perform a reaction between acetic acid (vinegar) and sodium bicarbonate (baking soda) in order to inflate a balloon and to introduce the concept of a chemical reaction to students. Students will observe the reaction, and identify indicators of chemical change as well as discuss the different types of matter that are involved.

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

    Access is an AACT member benefit. Lab: Chemical and Physical Changes Mark as Favorite (78 Favorites)

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

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

    Access is an AACT member benefit. Lab: A Comparison of Two Chemical Reactions Mark as Favorite (47 Favorites)

    In this lab, students will perform two chemical reactions, one between acetic acid and sodium bicarbonate and the other between the citric acid and the sodium bicarbonate in an Alka-Seltzer tablet when dissolved in water. Both reactions will produce gas while reacting in a closed plastic sandwich bag, causing it to inflate. Students will observe the reactions and analyze the results in order to understand indicators of chemical changes, heat flow, and factors that affect reaction rates

  • Heat of Combustion, Heat, Exothermic & Endothermic, Combustion | Elementary School, Middle School, High School

    Access is an AACT member benefit. Video: The Internal Combustion Engine Video Mark as Favorite (29 Favorites)

    This video investigates both the mechanical and the chemical processes used in the internal combustion engine, as well as the history and evolution of the combustion engine.

  • Stoichiometry, Limiting Reactant, Percent Composition, Lewis Structures, Percent Composition | High School

    Access is an AACT member benefit. Lab: Untouchable Key Escape Room Mark as Favorite (113 Favorites)

    In this lab, students are presented with a key wrapped in aluminum foil a quantity of solid copper (II) chloride, a balance, distilled water and a selection of standard laboratory glassware and equipment. Without using their hands to touch the key, students must react the key with a copper (II) chloride solution in order to free the key and use it to escape from the chemistry classroom!

  • Percent Yield, Limiting Reactant, Stoichiometry, Dimensional Analysis | High School

    Access is an AACT member benefit. Activity: Cookie Stoichiometry Mark as Favorite (49 Favorites)

    In this activity, students use a chocolate chip cookie recipe to answer questions related to stoichiometry, percent yield, and limiting reactants.

  • Stoichiometry, Dimensional Analysis, Mole Concept, Gas Laws, Ideal Gas, Molarity, Concentration, Electrolysis, Electrons | High School

    Access is an AACT member benefit. Lesson Plan: Stoichiometry Set-up Method Mark as Favorite (70 Favorites)

    In this lesson, students will learn how to follow a process of visual cues in combination with a step-by-step problem solving method for different types of stoichiometric problems. This method can be particularly beneficial for students who struggle with completing multi-step calculations.

  • Classification of Reactions, Balancing Equations | High School

    Access is an AACT member benefit. Lesson Plan: Geometric Equations Challenge Mark as Favorite (43 Favorites)

    In this lesson plan, students find patterns in the reactions between several geometric shapes and then learn about the five main types of reactions.

  • Stoichiometry, Mole Concept, Dimensional Analysis | High School

    Access is an AACT member benefit. Lesson Plan: Map It Out! Mark as Favorite (62 Favorites)

    In this lesson, students should be able to use a graphic organizer to help them solve stoichiometry problems. This lesson utilizes the Cornell note format.

  • Stoichiometry, Gas Laws, Ideal Gas, Pressure, Volume, Temperature, Interdisciplinary | High School

    Access is an AACT member benefit. Lesson Plan: Mechanisms and Properties of Airbags Mark as Favorite (34 Favorites)

    In this lesson students will learn about the mechanisms and properties of airbags, and examine the choice of airbag inflator from several points of view.

  • Ionic Bonding, Covalent Bonding, Molecular Formula, Naming Compounds, Stoichiometry, Limiting Reactant, Classification of Reactions | High School

    Access is an AACT member benefit. Activity: Isn't it Ionic Mark as Favorite (57 Favorites)

    In this activity students will form ionic compounds and covalent compounds using clues and questions. Students are going to then develop their own stoichiometric problems and have other groups attempt to solve it.

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

    Access is an AACT member benefit. Activity: Balancing Legos Mark as Favorite (70 Favorites)

    In this activity students use Legos to model the reactants and products in a chemical reaction. They use these “atoms” and “molecules” to balance the chemical reaction in order to demonstrate the law of conservation of matter.

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

    Access is an AACT member benefit. Project: Law of Conservation of Mass Comic Strip Mark as Favorite (26 Favorites)

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

  • Classification of Reactions, Culminating Project, Review, Interdisciplinary | High School

    Access is an AACT member benefit. Project: Classifying Reaction Types Mini Poster Mark as Favorite (78 Favorites)

    In this activity, students display their knowledge of the five main types of chemical reactions on a miniature sized poster.

  • Photosynthesis, Interdisciplinary | Elementary School

    Access is an AACT member benefit. Activity: Sunshine for Life Mark as Favorite (0 Favorites)

    In this activity, students will become familiar with the chemistry components of photosynthesis. They will use role-play and/or demonstrations to describe the purpose of photosynthesis in this activity.

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

    Access is an AACT member benefit. Lab: My Pennies Mark as Favorite (3 Favorites)

    In this lab, students will investigate how an acidic, vinegar based solution can help to get “dirty” pennies clean. Students will observe chemical change and investigate real-world connections to this lab.

  • Reaction Rate, Chemical Change, Observations, Chemical Change, Reaction Rate, Catalysts | Elementary School

    Access is an AACT member benefit. Lab: To What DEGREE Does it Matter Mark as Favorite (0 Favorites)

    In this lab the students will explore how factors such as temperature may influence chemical reactions. Students will use citric acid and sodium bicarbonate (Alka-Seltzer) and a catalyst (water) to induce a reaction at varying degrees. Observations will be made of the rate at which the reactions take place under these varying conditions. The students will make predictions of how the temperature of the water will affect the chemical reaction. They will use a stop watch to time the reaction between the Alka-Seltzer and the varying temperatures of water and graph their observations for analysis, they will compare data to deduce whether temperature has any influence during a chemical reaction.

  • Solute & Solvent, Molarity, Tyndall Effect, Concentration, Stoichiometry, Dimensional Analysis, Mole Concept | High School

    Access is an AACT member benefit. Activity: Solubility & Solutions Mark as Favorite (22 Favorites)

    In this inquiry activity, students investigate types of solutions, identifying the solute and solvent, and classifying each solution. They them solve stoichiometry problems involving solutions of different concentrations.

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

    Access is an AACT member benefit. Lab: Mass & Change Mark as Favorite (16 Favorites)

    In this lab, students will use unified particle pictures of solid, liquid, and gas to explain the law of conservation of mass after carrying out various experiments.

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