Classroom Resources: Reactions & Stoichiometry
76 – 100 of 194 Classroom Resources
Chemical Change, Beer's Law, Redox Reaction, Reduction, Oxidation, Concentration, Reaction Rate | High School
Lesson Plan: Rustbusters! A Lab Activity on Corrosion
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.
Reaction Rate, Reaction Rate, Chemical Change | Middle School, High School
Demonstration: Comparing Rates of Reaction
In this demonstration, students observe the effect of temperature, concentration, and particle size on the rate of a chemical reaction.
Reaction Rate, Activation Energy, Catalysts, Combustion, Reaction Rate | High School
Demonstration: Rates of Reactions
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.
Classification of Reactions, Chemical Change, Catalysts, Observations | Middle School, High School
Demonstration: Catalyst in Motion
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.
Activity Series, Classification of Reactions, Chemical Change | High School
Lab: Investigating the Activity Series of Metals
In this lab, students will create an activity series of metals and predict whether or not single replacement reactions are likely to occur.
Stoichiometry, Mole Concept, Dimensional Analysis | High School
Lesson Plan: Map It Out!
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.
Combustion, Balancing Equations, Stoichiometry | High School
Activity: Calculating Your Carbon Footprint
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.
Le Châtelier's Principle, Reversible Reactions, Concentration | High School
Lab: Le Chatelier’s Soda
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.
Titrations, Indicators, Acid Base Reactions, Stoichiometry, Percent Composition | High School
Lab: The Egg-straordinary Issue
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.
Balancing Equations, Conservation of Mass | Middle School, High School
Activity: Balancing Legos
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.
Balancing Equations, Conservation of Mass, Molecular Formula | Middle School, High School
Lesson Plan: Counting Atoms & Balancing Equations
In this lesson, students will learn how to count atoms and how to balance chemical equations using videos, simulations and games.
Gas Laws, Stoichiometry | High School
Lab: Carbonate Identification
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.
Chemical Change, Exothermic & Endothermic | High School
Lab: Little Miss Muffet
In this lab, students make homemade glue from milk and compare it to commercial glue.
Exothermic & Endothermic, Heat, Temperature, Classification of Reactions | Middle School, High School
Lab: Determining Endothermic and Exothermic Reaction
In this lab, students will analyze evidence to determine if a chemical reaction releases energy and can be classified as an exothermic reaction or if it absorbs energy and can be classified as an endothermic reaction.
Ionic Bonding, Covalent Bonding, Molecular Formula, Naming Compounds, Stoichiometry, Limiting Reactant, Classification of Reactions | High School
Activity: Isn't it Ionic
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.
Chemical Change, Conservation of Mass, Chemical Change, Physical Change | Middle School, High School
Lab: Chemistry in a Bag
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.
Acid Base Reactions, Stoichiometry, Limiting Reactant | High School
Lab: Fizzy Drink
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.
Limiting Reactant, Chemical Change, Conservation of Mass, Stoichiometry, Chemical Change, Observations, Conservation of Mass | High School
Demonstration: Understanding Limiting Reactants
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.
Chemical Change, Physical Change, Chemical Change | Middle School, High School, Elementary School
Lab: Chemical and Physical Changes
In this lab, students will observe and analyze a number of examples in order to determine if a chemical or physical change occurred.
Conservation of Mass, Chemical Change, Interdisciplinary, Culminating Project, Phase Changes, Chemical Change | Middle School, High School
Project: Law of Conservation of Mass Comic Strip
In this project, students will work in groups to create a comic strip that illustrates understanding of the law of conservation of mass.
Limiting Reactant, Dimensional Analysis, Stoichiometry | High School
Lesson Plan: Map to Solving Limiting Reactant Problems
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.
Exothermic & Endothermic, Classification of Reactions, Energy Diagrams, Bond Energy, Activation Energy, Temperature, Chemical Change | Middle School, High School
Activity: Simulation Activity: Energy Changes in Chemical Reactions
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.
Stoichiometry, Balancing Equations, Dimensional Analysis | High School
Lesson Plan: Stoichiometry of Air Bags
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.
Heat of Combustion, Heat, Exothermic & Endothermic, Combustion | Elementary School, Middle School, High School
Video: The Internal Combustion Engine Video
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.
Balancing Equations, Precipitate, Solubility Rules | High School
Animation: Net Ionic Equations Animation
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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