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  Conservation of Mass, Measurements | Middle School, High School

  Lab: Mass of a Gas Mark as Favorite (3 Favorites)

  In this lab, students will perform a simple chemical reaction in a closed system to produce a small amount of gas. They will collect mass measurements for the reactants and the products in order to demonstrate the conservation of mass during the reaction. They will also release the produced gas from the closed system in order to verify that gases have mass.

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  Stoichiometry, Balancing Equations, Classification of Reactions | High School

  Simulation: Chemical Reactions and Stoichiometry Mark as Favorite (104 Favorites)

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

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  Stoichiometry, Balancing Equations, Classification of Reactions | High School

  Activity: Simulation Activity: Chemical Reactions and Stoichiometry Mark as Favorite (93 Favorites)

  In this simulation, students will participate in a short quiz that challenges their knowledge of three related topics: classification of reaction types, balancing equations and solving stoichiometry problems.

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  Classification of Reactions, Chemical Change, Solubility Rules, Net Ionic Equation | High School

  Demonstration: Precipitation Reaction Mark as Favorite (45 Favorites)

  In this demonstration, students will observe a precipitation reaction. Students will create several particle diagrams in order to describe and fully understand what is occurring on the atomic level during the chemical reaction.

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  Classification of Reactions, Balancing Equations, Stoichiometry, Redox Reaction, Net Ionic Equation | High School

  Lab: Inquiry Redox Investigation Mark as Favorite (37 Favorites)

  In this lab, students perform a simple redox reaction using an iron nail and copper(II) chloride solution. They will consider both quantitative and qualitative data collected during the reaction in order to attempt to explain what happened. Students will also create particle diagrams and determine mole ratios of various species in the reaction.

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  Classification of Reactions, Balancing Equations, Combustion, Reversible Reactions, Stoichiometry | High School

  Demonstration: Firefighter or Fireball Mark as Favorite (26 Favorites)

  In this demonstration the teacher will complete two chemical reactions inside of separate balloons that each produces a gas. Students will observe and record data as the teacher attempts to ignite each balloon. This demonstration will help students better understand how to predict products, as well as familiarize them with double replacement and combustion reactions.

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

  Demonstration: Understanding Limiting Reactants Mark as Favorite (49 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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  Solubility Rules, Chemical Change, Redox Reaction, Precipitate, Reaction Rate, Reduction, Oxidation | High School

  Lesson Plan: Removing Copper Stains from Masonry Mark as Favorite (9 Favorites)

  In this lab, students investigate the use of milk of magnesia poultice to remove copper stains on masonry in copper architecture. They use chalk as the model for masonry, copper(II) chloride solution as a model for soluble copper and a freshly prepared slurry of copper phosphate as a model for a hard stain of copper on masonry. Through a series of investigations students have the opportunity to connect chemistry topics with real-world applications, such as environmental hazards, engineering practices of copper architecture, corrosion control, and structural protection.

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

  Lesson Plan: Color Solar Power! Mark as Favorite (13 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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  Electron Configuration, Precipitate, Balancing Equations, Electrons, Valence Electrons, Solubility Rules, Classification of Reactions | High School

  Lesson Plan: Transition Metals Color the World Mark as Favorite (72 Favorites)

  In this lesson students will complete a series of double replacement reactions to form precipitates. The precipitates will be used as a pigment to create paint.

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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 (12 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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  Solubility Rules, Classification of Reactions, Precipitate, Net Ionic Equation | High School

  Lesson Plan: Do it Yourself Color! Mark as Favorite (28 Favorites)

  In this lesson students will use solubility rules to predict whether the product of a double displacement or metathesis reaction will produce a precipitate. Students will then investigate a series of reactions to verify solubility rules. Finally students will determine the identity of unknown solutions based on experimental evidence.

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  Activity Series, Chemical Change, Redox Reaction, Reduction, Oxidation, Balancing Equations | High School

  Lesson Plan: Single Displacement Reactions with Test Tube Diagrams Mark as Favorite (66 Favorites)

  In this lesson students will perform and analyze two single displacement reactions and prepare and manipulate Test Tube Diagrams to depict the activity at the molecular level. Using manipulatives representing individual ions, atoms and molecules for the various reactants and products, they will accurately represent species in the solid, gaseous and aqueous states by correlating the Test Tube Diagram to the complete ionic equation for each reaction. They will determine the reactants and products responsible for color, as well as identify which species is oxidized and which is reduced.

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  Reaction Rate, Reaction Rate, Chemical Change | Middle School, High School

  Demonstration: Comparing Rates of Reaction Mark as Favorite (50 Favorites)

  In this demonstration, students observe the effect of temperature, concentration, and particle size on the rate of a chemical reaction.

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  Reaction Rate, Activation Energy, Catalysts, Combustion, Reaction Rate | High School

  Demonstration: Rates of Reactions Mark as Favorite (30 Favorites)

  In this series of demonstrations, students will be introduced to factors that affect the rates of chemical reactions. They will observe and record their observations, while also describing the rate-influencing factor for each demonstration as well as evidence supporting whether or not the reaction rate was increased or decreased by the factor.

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  Classification of Reactions, Chemical Change, Catalysts, Observations | Middle School, High School

  Demonstration: Catalyst in Motion Mark as Favorite (17 Favorites)

  This demonstration allows students to visualize how a catalyst can impact a chemical reaction. Students will also identify the products of a decomposition reaction, as well as determine if the reaction was endothermic or exothermic based on their observations.

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  Activity Series, Classification of Reactions, Chemical Change | High School

  Lab: Investigating the Activity Series of Metals Mark as Favorite (64 Favorites)

  In this lab, students will create an activity series of metals and predict whether or not single replacement reactions are likely to occur.

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  Stoichiometry, Mole Concept, Dimensional Analysis | High School

  Lesson Plan: Map It Out! Mark as Favorite (61 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.

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  Combustion, Balancing Equations, Stoichiometry | High School

  Activity: Calculating Your Carbon Footprint Mark as Favorite (116 Favorites)

  In this lesson, students apply their knowledge of writing and balancing chemical equations and stoichiometry calculations to estimate their carbon footprint. Students are also asked to reflect on their carbon footprint and what it means.

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

  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.

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

  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.

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  Balancing Equations, Conservation of Mass, Molecular Formula | Middle School, High School

  Lesson Plan: Counting Atoms & Balancing Equations Mark as Favorite (84 Favorites)

  In this lesson, students will learn how to count atoms and how to balance chemical equations using videos, simulations and games.

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  Chemical Change, Exothermic & Endothermic | High School

  Lab: Little Miss Muffet Mark as Favorite (40 Favorites)

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

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  Gas Laws, Stoichiometry | High School

  Lab: Carbonate Identification Mark as Favorite (34 Favorites)

  In this lab students use gas laws and stoichiometry, along with some balloons and simple measuring tools, to identify a metal carbonate from a short list of possibilities.

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  Le Châtelier's Principle, Reversible Reactions, Concentration | High School

  Lab: Le Chatelier’s Soda Mark as Favorite (90 Favorites)

  In this lab, students will observe how the equilibrium of a chemical reaction is affected when a change in pressure, temperature, and concentration is applied to the system.