Classroom Resources: Reactions & Stoichiometry
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Solutions, Solubility, Solubility Rules, Concentration, Molarity, Stoichiometry  High School
Lab: The Gravimetric Analysis of Lead in Contaminated Water Mark as Favorite (26 Favorites)
In this lab, students will perform a gravimetric analysis of a simulated water sample contaminated with “lead”. Using their knowledge of solubility and chemical reactions they will precipitate the “lead” from the water sample. Then from the data collected, they will calculate the concentration of “lead” in their samples and compare that value to those found in water samples from the Flint, Michigan water crisis.

Review, Culminating Project, Stoichiometry  High School
Activity: The Chemistry Escape Room Remix Mark as Favorite (54 Favorites)
In this activity, students will apply their chemistry knowledge in order to solve ten clues in an effort to determine a threedigit combination that will open a “lock.” This is ideal for a review activity, as the clues span a plethora of chemistry topics. The solution from each clue will be used to correctly write a chemical reaction and a corresponding stoichiometry calculation. Ultimately, by solving the stoichiometry calculation, the answer will match the numbers in the threedigit combination and open the “lock.”

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 (3 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.

Review, Periodic Table, Physical Properties, Subatomic Particles, Electron Configuration, Covalent Bonding, Ionic Bonding, Naming Compounds, Molecular Geometry, VSEPR Theory, Lewis Structures, Chemical Change, Limiting Reactant, Stoichiometry  High School
Activity: Chemistry Review Escape Room Mark as Favorite (127 Favorites)
In this activity, students will work collaboratively to apply their chemistry knowledge in order to “escape the room.” They will work to solve four clues that span a plethora of topics ranging from Atomic Structure all the way up to Stoichiometry. These four clues will point them to four chemical reactions to conduct on a smallscale basis that will correspond with a fourdigit combination to a lock. This engaging activity is not only fun for all students but also allows for interactive and collaborative review.

Combustion, Chemical Change, Balancing Equations, Reaction Rate, Conservation of Mass, Conservation of Matter, Stoichiometry, Limiting Reactant, Chemical Change, Conservation of Matter, Conservation of Mass, Graphing, Error Analysis, Accuracy, Observations, Inferences, Interdisciplinary, Reaction Rate, Catalysts, Measurements, Mole Concept  High School
Lesson Plan: Clean Air Chemistry Mark as Favorite (19 Favorites)
In this lesson, students will learn about air pollution and some steps toward mitigating it. First, they will burn a candle and measure its mass and the concentration of CO2 over time. Students will discuss which data set they have more confidence in and why and then use stoichiometry to predict outcomes. Next, students explore incomplete combustion in a modelbased worksheet that shows how a lack of O2 in the burning of fuels can produce air pollution. Students work together to interpret the models, define terms, and draw conclusions. Lastly, students work in groups using Lego models to illustrate how a catalytic converter works. They race “Nature” against catalysts “Palladium,” “Platinum,” and “Rhodium” to see what breaks down air pollution molecules fastest.

Stoichiometry, Balancing Equations, Predicting Products, Chemical Change, Mole Concept, Dimensional Analysis, Measurements, Chemical Change, Culminating Project  High School
Project: Chemical Reaction Soda Bottle Boat Race Mark as Favorite (80 Favorites)
In this project, students will design and build a soda bottle boat with the goal of having the fastest boat to get to the other end of the rain gutter racetrack. Students will have to complete stoichiometric calculations to determine an appropriate amount of “fuel” (baking soda + vinegar) to power their boat.

Solubility, Conductivity, Concentration, Equilibrium Constants, Stoichiometry  High School
Lab: Experimental Determination of the Solubility Product Constant for Calcium Hydroxide Mark as Favorite (0 Favorites)
In this lab, students will predict and measure the relationship between the conductivity of a solution of calcium hydroxide and the mass of substance added to it. From the relationship, students will determine solubility and Ksp of calcium hydroxide. Ksp will be calculated using the molar concentration of ions in the solution and the equilibrium expression for the dissociation of calcium hydroxide.

Limiting Reactant, Stoichiometry, Conservation of Matter  High School
Lesson Plan: Limiting Reactant and Mole of Reaction Mark as Favorite (0 Favorites)
In this lesson, students will identify limiting reagents (and the amounts of product produced) using the mole of reaction concept. This approach is designed to focus on calculations related to limiting reactant after a conceptual understanding of what a limiting reactant is has already been established.

Stoichiometry, Limiting Reactant, Percent Composition, Lewis Structures, Percent Composition  High School
Lab: Untouchable Key Escape Room Mark as Favorite (98 Favorites)
In this lab, students are presented with a key wrapped in aluminum foil a quantity of solid copper (II) chloride, a balance, distilled water and a selection of standard laboratory glassware and equipment. Without using their hands to touch the key, students must react the key with a copper (II) chloride solution in order to free the key and use it to escape from the chemistry classroom!

Stoichiometry, Balancing Equations, Limiting Reactant, Percent Yield  High School
Lesson Plan: A Scaffold Approach to Teaching Stoichiometry Mark as Favorite (55 Favorites)
In this lesson, students will learn the basics of stoichiometry including determining the amount of reactant needed or product produced, determining the limiting reactant and finally determining percent yield. Additionally they will design their own stoichiometry lab and interpret their collected results.

Stoichiometry, Balancing Equations, Limiting Reactant  High School
Activity: Farfalle Stoichiometry Mark as Favorite (58 Favorites)
In this activity, students will use a handson manipulative (pasta) to represent the stoichiometric relationships in a compound and in a balanced equation. They will determine the limiting reactant for a given amount of two reactants and they will identify the excess reactant. In the extension exercise, students will balance the equations that are used in the production of ammonia, a common chemical fertilizer.

Stoichiometry, Gas Laws, Mole Concept  High School
Lab: Investigating the SelfInflating Balloon Mark as Favorite (45 Favorites)
In this lab, students will investigate the chemical reaction used in the selfinflating balloon. They will apply their knowledge of gas laws and stoichiometry in order to determine the quantities of reactants used to inflate the balloon.

Stoichiometry, Balancing Equations, Reaction Rate, Solubility  High School
Lab: Analyzing the Reaction between Baking Soda and Citric Acid Mark as Favorite (41 Favorites)
In this lab, students will examine the reaction between citric acid and baking soda. They will analyze the chemical equation, balance it and calculate needed quantities of each reactant for a complete reaction. Based on their observations, students will determine if all reactants were completely used during the reaction.

Stoichiometry, Beer's Law  High School
Lesson Plan: Aspirin Synthesis and Spectroscopy Analysis Mark as Favorite (10 Favorites)
In this lesson, students will synthesize aspirin and analyze the end product using spectroscopy by applying Beer’s Law.

Gas Laws, Ideal Gas, Kinetic Molecular Theory, Stoichiometry, Partial Pressure  High School
Lab: Determination of the Ideal Gas Law Constant Mark as Favorite (9 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).

Stoichiometry, Dimensional Analysis, Mole Concept  High School
Activity: A Stoichiometry Puzzle Mark as Favorite (120 Favorites)
In this activity, students will develop a better understanding of how to set up a stoichiometry problem using dimensional analysis (factor label method). Students will be able to use their prior knowledge of mole conversions and chemical reactions.

Stoichiometry, Balancing Equations, Classification of Reactions, Conservation of Mass, Limiting Reactant, Percent Yield, Dimensional Analysis  High School
Lesson Plan: Stoichiometry Unit Plan Mark as Favorite (102 Favorites)
The AACT high school classroom resource library has everything you need to put together a unit plan for your classroom: lessons, activities, labs, projects, videos, simulations, and animations. We constructed a unit plan using AACT resources that is designed to teach the concepts of stoichiometry and limiting reactants to your students.

Redox Reaction, Oxidation, Half Reactions, Oxidation Number, Titrations, Stoichiometry, Reduction  High School
Lesson Plan: Redox Reactions & Titrations Mark as Favorite (38 Favorites)
This lesson students will review oxidation states, halfreactions, balancing reactions and understand how to complete calculations and perform a redox titration.

Stoichiometry, Balancing Equations, Classification of Reactions  High School
Simulation: Chemical Reactions and Stoichiometry Mark as Favorite (93 Favorites)
In this simulation, students practice classifying different chemical reactions, balancing equations, and solving stoichiometry problems.

Stoichiometry, Balancing Equations, Classification of Reactions  High School
Activity: Simulation Activity: Chemical Reactions and Stoichiometry Mark as Favorite (83 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.

Classification of Reactions, Balancing Equations, Stoichiometry, Redox Reaction, Net Ionic Equation  High School
Lab: Inquiry Redox Investigation Mark as Favorite (36 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.

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.

Limiting Reactant, Chemical Change, Conservation of Mass, Stoichiometry, Chemical Change, Observations, Conservation of Mass  High School
Demonstration: Understanding Limiting Reactants Mark as Favorite (42 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.

Stoichiometry, Mole Concept, Dimensional Analysis  High School
Lesson Plan: Map It Out! Mark as Favorite (56 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.

Combustion, Balancing Equations, Stoichiometry  High School
Activity: Calculating Your Carbon Footprint Mark as Favorite (106 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.