51 – 75 of 143 Classroom Resources

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

  Activity: Isn't it Ionic Mark as Favorite (17 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.

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

  Lab: Chemistry in a Bag Mark as Favorite (42 Favorites)

  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.

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  Acid Base Reactions, Stoichiometry, Limiting Reactant | High School

  Lab: Fizzy Drink Mark as Favorite (24 Favorites)

  In this lab, students will learn the properties of acid and bases while applying the principles of stoichiometry to calculate the amount of base needed to neutralize an acid completely and produce a bubbly drink.

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  Limiting Reactant, Chemical Change, Conservation of Mass | High School

  Demonstration: Understanding Limiting Reactants Mark as Favorite (11 Favorites)

  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.

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

  Lab: Chemical and Physical Changes Mark as Favorite (40 Favorites)

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

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

  Project: Law of Conservation of Mass Comic Strip Mark as Favorite (6 Favorites)

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

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  Limiting Reactant, Dimensional Analysis | High School

  Lesson Plan: Map to Solving Limiting Reactant Problems Mark as Favorite (12 Favorites)

  In this lesson, students will learn how to follow a step-by-step problem solving method for limiting reactant stoichiometry problems. This method can be particularly beneficial for students who struggle with completing these calculations.

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  Exothermic & Endothermic, Classification of Reactions | Middle School, High School

  Activity: Simulation Activity: Energy Changes in Chemical Reactions Mark as Favorite (27 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.

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  Stoichiometry, Balancing Equations | High School

  Lesson Plan: Stoichiometry of Air Bags Mark as Favorite (36 Favorites)

  In this lesson, students will be introduced to the concept of gram to gram stoichiometry calculations. Students will be guided through a scenario regarding air bags and will be tasked with calculating the amount of gas (NaN3) that must be used to inflate a vehicle air bag to the correct size. Follow-up practice problems are also provided.

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

  Video: The Internal Combustion Engine Video Mark as Favorite (7 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.

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  Balancing Equations, Precipitate, Solubility Rules | High School

  Animation: Net Ionic Equations Animation Mark as Favorite (22 Favorites)

  In this animation, students will witness a precipitate reaction on the particulate level to understand why a net ionic equation represents what happens in these reaction types. An example of diluting a soluble solid, mixing two aqueous reactants that yield aqueous products, and mixing two aqueous reactants that yield a precipitate are part of this animation. **This video has no audio**

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  Limiting Reactant, Conservation of Mass, Stoichiometry, Mole Concept | High School

  Animation: Limiting Reactant Animation Mark as Favorite (21 Favorites)

  In this animation, students will visualize on the particulate level what happens in a limiting reactant problem. A number of limiting reactant scenarios are animated, including a simple example of how to build a bike to introduce the concept of limiting reactant. Conservation of mass is also demonstrated by calculating masses from the mole quantities of the reactants and products. **This video has no audio**

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  Reduction, Oxidation, Redox Reaction, Catalysts, Activation Energy, Combustion | Elementary School, Middle School, High School

  Video: Catalytic Converters Video Mark as Favorite (5 Favorites)

  This video investigates the role of a catalytic converter and its corresponding chemical reactions within a vehicle. Students will learn about both oxidation and reduction reactions and how they, in combination with a catalyst, can impact the molecules released in a car’s exhaust.

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  Combustion, Chemical Change | High School

  Demonstration: Liquid and Gas Burning Comparison Mark as Favorite (5 Favorites)

  In this demo, students will witness the burning of a substance in its gas and in its liquid states. They will carry out the demonstrations themselves, and compare the results of the two reactions.

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  Limiting Reactant | High School

  Lab: Limiting Reactants in Brownies Mark as Favorite (4 Favorites)

  In this lesson, students will investigate the idea of limiting reactant using a brownie recipe.

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  Limiting Reactant, Percent Yield | High School

  Lab: Limiting Reactant Lab Mark as Favorite (17 Favorites)

  In this lab, students react copper(II) chloride with aluminum to determine the limiting reactant. They then isolate one product to determine their percent yield.

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  Limiting Reactant | High School

  Lab: Limiting Reactant in a Balloon Mark as Favorite (12 Favorites)

  In this lab, students perform a reaction between acetic acid and sodium bicarbonate and determine the amount of product formed and the limiting reactant.

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  Limiting Reactant | High School

  Lab: Limiting Reactant Candy Mark as Favorite (6 Favorites)

  In this lab, students will understand what is meant by the term, "limiting reactant" and be able to identify the limiting reactant in a non-chemistry situation.

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  Limiting Reactant, Percent Yield | High School

  Lab: White Lab Mark as Favorite (10 Favorites)

  In this lab, students use molarity concepts to review limiting reactant concepts mathematically, conceptually, and graphically. They can then carry out a follow up investigation to identify an unknown using concepts learned in the first investigation.

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  Limiting Reactant, Balancing Equations, Stoichiometry, Observations | High School

  Lesson Plan: Limiting Reactant Mark as Favorite (8 Favorites)

  This lesson is intended to be used as an introduction to the concept of limiting reactants.

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  Limiting Reactant, Balancing Equations, Stoichiometry, Conservation of Mass | High School

  Activity: Limiting Reactants using Particulate Diagrams Mark as Favorite (13 Favorites)

  In this activity, students will gain practice drawing particulate diagrams to demonstrate stoichiometry and limiting reactants.

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  Calorimetry, Exothermic & Endothermic, Temperature, Stoichiometry, Limiting Reactant, Chemical Change, Molarity | High School

  Lab: Less Than Zero Mark as Favorite (6 Favorites)

  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.

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  Combustion, Limiting Reactant, Catalysts, Gas Laws, Stoichiometry, Activation Energy, Enthalpy, Energy Diagrams, Experimental design | High School

  Lab: Launching Rockets Mark as Favorite (35 Favorites)

  In this lab, students create a stoichiometric mixture of hydrogen and oxygen gases to launch a soda bottle rocket.

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

  Demonstration: Potassium Permanganate Demo Mark as Favorite (7 Favorites)

  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.

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  Conservation of Mass, Exothermic & Endothermic | High School, Middle School

  Lab: Kitchen Reaction Mark as Favorite (6 Favorites)

  In this lab students will observe an endothermic chemical reaction involving baking soda (sodium bicarbonate) and vinegar (acetic acid). Students will investigate the signs a chemical reaction has occurred (gas production, change in temperature). Students will perform the lab in an open system so they can see the change of mass due to gas production. This lab is a lead into the topic of conservation of mass. After the lab is completed, the teacher should do a demonstration of the exothermic reaction Hydrogen peroxide and potassium iodide.