151 – 175 of 203 Classroom Resources

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

  Lab: Mass & Change Mark as Favorite (18 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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  Conservation of Mass, Exothermic & Endothermic, Chemical Change, Heat, Temperature, Observations, Chemical Change | High School, Middle School

  Lab: Kitchen Reaction Mark as Favorite (18 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.

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

  Lab: Observing a Candle Mark as Favorite (18 Favorites)

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

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  Classification of Reactions, Chemical Change, Predicting Products | High School

  Lab: Decomposition of Copper (II) Carbonate Mark as Favorite (18 Favorites)

  In this lab, students will thermally decompose copper (II) carbonate, then collect the oxides produced in the reaction and combine them with water to create synthesis reactions.

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  Chemical Change, Observations, Redox Reaction, Electron Transfer, Oxidation Number, Chemical Change, Activation Energy | High School

  Lesson Plan: Cyanotypes: Taking Pictures with the Sun Mark as Favorite (17 Favorites)

  In this lesson, students will read about the chemistry behind two photographic methods, including cyanotypes, and then prepare their own sun-sensitive cyanotype paper from two different types of paper. They will place items of their choosing on the prepared papers, place them in the sunlight, and develop and compare the images. Finally, students will be asked to think about different variables they could test with adjustments to the original procedures.

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  Classification of Reactions, Combustion, Heat of Combustion, Balancing Equations | High School

  Demonstration: Exploding Pumpkin Mark as Favorite (17 Favorites)

  In this demonstration, students will witness a chemical reaction create an explosion inside of a pumpkin. They will write balanced equations for the reactions that take place and will complete stoichiometry and thermochemistry calculations.

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  Classification of Reactions, Oxidation, Reduction, Percent Yield, Stoichiometry, Chemical Change, Redox Reaction, Activity Series, Error Analysis, Dimensional Analysis, Mole Concept, Measurements | High School

  Lab: Extracting Copper From Ore Mark as Favorite (17 Favorites)

  In this lab, students extract copper from copper carbonate using two different methods, and then determine which industrial method is most effective.

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  Chemical Change, Density, Chemical Change, Density | Elementary School, Middle School, High School

  Demonstration: Fire Extinguisher Mark as Favorite (17 Favorites)

  In this demonstration, students will observe a chemical reaction, and see how the product can be used to extinguish a fire.

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  Classification of Reactions, Redox Reaction, Activity Series, Oxidation, Reduction | High School

  Lab: Investigating Oxidation-Reduction Reactions Mark as Favorite (16 Favorites)

  In this lab, students will observe, classify and predict the products of single replacement, combination and decomposition reactions and provide a rationale for how reactions are classified using evidence from the lab and classroom.

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

  Lesson Plan: Observing the Limiting Reactant Mark as Favorite (16 Favorites)

  In this lesson, students will be introduced to the concept of limiting reactants by applying various literacy strategies to a one-page informational text and through a short demonstration (or lab). The reading and demo will help students create connections between the macroscopic, particulate, and symbolic representations of chemical reactions and limiting reactants.

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  Condensation, Chemical Change, Functional Groups, Lewis Structures | High School

  Lab: Condensation Reaction Mark as Favorite (15 Favorites)

  In this lab, students will use Lewis structures to explain the mechanism of an organic condensation reaction between a carboxylic acid and an alcohol, also known as an esterification reaction.

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  Heat of Combustion, Heat, Exothermic & Endothermic, Combustion, Polymers, Molecular Structure | High School

  Activity: The Internal Combustion Engine Video Questions Mark as Favorite (15 Favorites)

  In this activity, students will watch a video and answer related questions about the mechanical and chemical processed used in the internal combustion engine. Additionally they will learn about reactions and fuel types as well as the history and evolution of the combustion engine.

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  Limiting Reactant, Chemical Change, Conservation of Mass, Stoichiometry, Observations, Inferences, Chemical Change, Exothermic & Endothermic | High School

  Demonstration: Introducing Limiting Reactants Mark as Favorite (15 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 Ziploc bags. 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. Students will also determine if the reaction is an endothermic or exothermic process based on their observations.

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  Electricity, Renewable Energy, Photosynthesis, Electron Transfer, Redox Reaction, Oxidation, Reduction | High School

  Lesson Plan: Color Solar Power! Mark as Favorite (14 Favorites)

  In this lesson students will make a dye-sensitized solar cell (also known as DSC or Gratzel cell) using extracts from blackberries, raspberries, blueberries, red cabbage, strawberries, beetroot, spinach and dried hibiscus petals. Students will measure the voltage and the current of various light sources using the created solar cells and then compare the effectiveness of each.

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  Chemical Change, Beer's Law, Redox Reaction, Reduction, Oxidation, Concentration, Reaction Rate | High School

  Lesson Plan: Rustbusters! A Lab Activity on Corrosion Mark as Favorite (14 Favorites)

  In this lesson students learn about factors affecting the rate of corrosion and evaluate the efficiency of different protective coatings to simulate products used in industry when building metal structures like ships or bridges.

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  Chemical Change, Predicting Products, Redox Reaction, Electron Transfer, Half Reactions | High School

  Lesson Plan: Polaroid Photography Mark as Favorite (14 Favorites)

  In this lesson, students will learn about redox reactions in film photography by reading an article and engaging in related activities. The activities help promote literacy in the science classroom. Parts of this lesson could be used as plans for a substitute teacher.

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

  Activity: Catalytic Converters Video Questions Mark as Favorite (14 Favorites)

  In this activity, students will watch a video and answer related questions about the role of a catalytic converter and its corresponding chemical reactions within a vehicle. Students will learn about both oxidation and reduction reactions as well as the purpose of a catalyst.

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

  Activity: Animation Activity: Limiting Reactant Mark as Favorite (13 Favorites)

  In this activity, students will view an animation that explores what happens in a limiting reactant problem on the particulate level. Assembling a bike is used as an analogy to introduce the concept of limiting reactant, and then the balanced equation of the combustion of methane is used in four quantitative examples to show what it means for a chemical to be a limiting reactant. The concept of the conservation of mass is also demonstrated by calculating masses from the mole quantities of the reactants and products.

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  Activity Series, Redox Reaction, Half Reactions, Oxidation, Reduction, Chemical Change, Predicting Products | High School

  Lab: The Corrosion of Iron Mark as Favorite (13 Favorites)

  In this lab, students will investigate the process of corrosion, a redox reaction, by analyzing how iron nails react in varied environments. Students will combine their prior knowledge with research about the reactivity of metals to make predictions in advance of the lab investigation.

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  Gas Laws, Ideal Gas, Kinetic Molecular Theory, Stoichiometry, Partial Pressure | High School

  Lab: Determination of the Ideal Gas Law Constant Mark as Favorite (13 Favorites)

  In this lab, students will collect a gas sample over water and use multiple scientific principles including stoichiometry and gas laws to experimentally determine the Ideal Gas Law Constant (R).

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

  Lesson Plan: Catalysis & Catalytic Converters Mark as Favorite (13 Favorites)

  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.

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

  Demonstration: Potassium Permanganate Demo Mark as Favorite (12 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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  Molecular Structure, Molecular Structure , Interdisciplinary, Chemical Change, Distillation, Renewable Energy, Enthalpy, Stoichiometry, Chemical Change, Combustion | High School

  Lesson Plan: Biofuels of the Future Mark as Favorite (11 Favorites)

  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.

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  Elements, Interdisciplinary, Photosynthesis | High School

  Lesson Plan: Growing Green on the Red Planet Emergency Lesson Mark as Favorite (11 Favorites)

  In this lesson, students will learn about elements, compounds, and chemical reactions through reading the highly rated ChemMatters article, Growing Green on the Red Planet. The lesson includes several activities to help promote literacy in the science classroom related to the reading. This lesson could be easily used as an emergency lesson plan for a substitute teacher, as most of the activities are self-guided.

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  Chemical Change, Activity Series, Redox Reaction, Electrons, Electron Transfer, Reduction, Oxidation, Half Reactions, Galvanic Cells, Observations, Chemical Change | High School

  Lesson Plan: Exploring Automotive Corrosion Mark as Favorite (11 Favorites)

  In this lesson students will investigate the galvanic corrosion that can occur when different metals come in contact with each other in modern cars.