Classroom Resources: Reactions & Stoichiometry


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176 – 200 of 203 Classroom Resources

  • Observations, Chemical Change, Acid, Interdisciplinary, Chemical Change, Acid Rain | Elementary School

    Lab: Chemical Weathering of Rocks

    In this lab, students will explore simulated reactions that contribute to chemical weathering of certain rocks as it appears in nature.  They will compare the effects of two different chemicals as it contacts various rock and mineral samples.

  • Chemical Change, Reaction Rate, Catalysts, Balancing Equations, Percent Yield, Stoichiometry, Chemical Change, Dimensional Analysis, Measurements, Scientific Method, Error Analysis, Experimental Design, Error Analysis | High School

    Lesson Plan: Catalysis & Catalytic Converters

    In this lesson students will be introduced to catalysts while expanding their knowledge of chemical reactions and stoichiometry. They will first learn about catalytic converters and then be challenged to create the best “catalytic converter” of hydrogen peroxide to oxygen gas in an inquiry-based activity.

  • Observations, Chemical Change, Chemical Change, Acid, Interdisciplinary, Physical Change, Chemical Change | Middle School

    Lab: Break It Down!

    In this lab, students will examine the physical and chemical changes that take place within a landfill by composting leftover fruits and vegetables from their lunches. They will also record pH and temperature measurements during the process.

  • Observations, Chemical Change, Physical Change, Reversible Reactions | High School

    Lab: Breath Test

    In this lab, students investigate whether chemical reactions can happen only in one direction, or whether they can be "undone."

  • Renewable Energy, Chemical Change, Interdisciplinary, Distillation, Molecular Structure, Combustion, Stoichiometry, Chemical Change, Molecular Structure , Enthalpy | High School

    Lesson Plan: Biofuels of the Future

    In this lesson students will explore the world of automobile alternative energy sources through the study of biofuels. They will design and create an e-book that illustrates and explains one of the provided topics or an original idea approved by the teacher.

  • Balancing Equations, Percent Yield, Stoichiometry, Classification of Reactions, Accuracy, Chemical Change, Dimensional Analysis, Measurements, Error Analysis | High School

    Lab: Baking Soda Stoichiometry

    In this lab, students will decompose baking soda and use stoichiometry to determine the proper balanced chemical equation of its decomposition.

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

    Lab: As Easy as Pie

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

  • Identifying an Unknown, Net Ionic Equation, Stoichiometry, Percent Composition, Molar Mass, Error Analysis | High School

    Lab: Analysis of Carbonate Compounds

    In this lab, students identify three unknown substances by measuring the amount of product (CO2) produced by a reaction with hydrochloric acid.

  • Observations, Chemical Change, Inferences, Reduction, Redox Reaction, Classification of Reactions, Chemical Change, Oxidation, Electron Transfer, Electrons, Ions | Middle School

    Lesson Plan: One Tube Reaction

    In this lesson, students will observe a chemical change involving oxidation and reduction.

  • Pressure, Conservation of Matter | Elementary School

    Lab: Alka-Seltzer Rockets

    In this lab, students will conduct a chemical reaction that will be used to launch a rocket.

  • Concentration, Acid Base Reactions, Molarity, Stoichiometry, Limiting Reactant, Mole Concept, Dimensional Analysis, Measurements, Indicators, pH | High School

    Lab: Acid/Base Stoichiometry

    In this lab, students experience a limiting reactant and can physically see the difference in amounts of product generated. They also see which reactant is in excess.

  • Gas Laws, Balancing Equations, Stoichiometry, Mole Concept, Chemical Change, Dimensional Analysis, Volume | High School

    Project: Air Bag Stoichiometry

    In this lab, students make real-world connections of stoichiometry with the design of car air bags.

  • 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.

  • Oxidation, Reduction, Redox Reaction, Chemical Change, Oxidation, Electron Transfer, Electrons | Middle School

    Lesson Plan: Old Rusty

    In this lesson, students will explore the concept of oxidation of metals by creating designs on fabric or paper using rusty objects.

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

    Lab: Observing a Chemical Reaction

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

  • Observations, Phase Changes, Combustion, Scientific Method, Experimental Design | High School

    Lab: Observing a Candle

    In this lab, students accumulate observations of a candle including a look at the combustion reaction's reactants and products.

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

    Lab: My Pennies

    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.

  • Balancing Equations, Stoichiometry, Classification of Reactions, Limiting Reactant, Error Analysis | High School

    Lab: Mole Relationships in a Single Displacement Reaction

    In this lab, students will carry out a reaction between metallic copper and an aqueous solution of silver nitrate to determine the mole ratio between the reactants and the products and write a balanced equation based on the data.

  • 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.

  • 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.

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

    Lesson Plan: Mechanisms and Properties of Airbags

    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.

  • Observations, Chemical Change, Conservation of Mass, Conservation of Matter, Balancing Equations, Conservation of Mass, Chemical Change, Matter, Conservation of Matter, Predicting Products, Experimental Design | High School

    Lab: Matter Matters

    In this lesson, students will investigate the Law of Conservation of Mass.

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

    Lab: Mass & Change

    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.

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

    Demonstration: Inflating a Balloon with Chemistry

    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.

  • Classification of Reactions, Chemical Change, Temperature, Exothermic & Endothermic, Activation Energy, Energy Diagrams, Bond Energy

    Simulation: Energy Changes in Chemical Reactions

    In the November 2016 simulation, students will evaluate the energy changes in an endothermic and an exothermic chemical reaction. Students will have the opportunity to compare how energy is absorbed and released in each reaction, and will make a connection between the standard energy diagrams associated with each reaction type.

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