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Lesson Plan
Curated OER

Stoichiometry Lessons

For Teachers 11th - 12th
Students are introduced to stoichiometric relationships in chemical equations with a Trail Mix activity before performing a lab to reinforce stoichiometry. Students complete the unit with a lab about limiting reactants in chemical...
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Worksheet
Curated OER

Chemical Equations and Stoichiometry

For Students 10th - 11th
In this chemical equations worksheet, students calculate how many grams are used to in the equation written as well as the grams formed in the chemical equation. Students identify the limiting reagent in some of the chemical equations....
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Worksheet
Curated OER

Stoichiometry

For Students 10th - Higher Ed
In this stoichiometry worksheet, students identify types of reactions, show the products, and balance the equations. Students determine the limiting reagent, theoretical yield, and percent yield for given reactions. This worksheet has 5...
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Worksheet
Curated OER

Stoichiometry Problems

For Students 10th - Higher Ed
In this stoichiometry worksheet, students practice calculating mass or volume for specific chemical reactions. This worksheet has 5 problems to solve.
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Lesson Plan
Curated OER

Limiting Reagent

For Teachers 10th - 12th
Students work in small groups with a small set of 8 nuts and 5 bolts to assemble into combinations of 1 nut: 1 bolt, and 2 nuts: 1 bolt. They explore the outcome and discuss. Then a student mixes two clear, colorless solutions together...
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Worksheet
Curated OER

Gas Law Stoichiometry

For Students 10th - Higher Ed
In this stoichiometry worksheet, students apply the gas law to determine the percent yield and the limiting reagent for the given reaction. This worksheet has 4 problems to solve.
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Worksheet
Curated OER

Chemical Stoichiometry Problems

For Students 10th - Higher Ed
In this stoichiometry worksheet, students calculate theoretical yield and percent yield. This worksheet has 2 problems to solve.
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Activity
University of Colorado

University of Colorado: Ph Et Interactive Simulations: Reactants, Products and Leftovers

For Students 9th - 10th
An interactive simulation that teaches about chemical reactions and limiting reactants by creating sandwiches to represent chemical reactions. See how many can be made using different amounts of reactants. This simulation can either be...
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Lesson Plan
Frostburg State University

General Chemistry Online: The Mole Concept

For Students 9th - 10th
Resource provides notes on Moles and Stoichiometry. Deals with all book-keeping aspects, including as section on yields and limiting reactants. Includes lesson plans, lecture slides and notes, links to related websites, and frequently...
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Unit Plan
CK-12 Foundation

Ck 12: Limiting Reactant and Percent Yield

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] In the following online tutorial students wil begin to analyze a chemical reaction in order to determine which reactant is the limiting reactant and which is the...
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Activity
Chemistry Collective

Chem Collective: Determining Reactants and Products in a Solution of Dna

For Students 9th - 10th
In this limiting reagents problem, students are given specific concentrations of DNA solutions and are asked to predict what products and reactants will remain after a specific volumes are mixed and reaction has occurred.
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Activity
Chemistry Collective

Chem Collective: Determine the Concentration of Unknown Silver Nitrate Solution

For Students 9th - 10th
In this limiting reagents problem, students are asked to determine the amount of silver nitrate dissolved in a solution by performing a reaction with solid NaCl. In this randomized activity, each student is given a different unknown...
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Activity
Chemistry Collective

Chem Collective: Chemical Remediation of Arsenic

For Students 9th - 10th
In this problem, students determine the limiting reagent in a reaction involving the remediation of arsenic from drinking water.
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Activity
Chemistry Collective

Chem Collective: Determining Stoichiometric Coefficients

For Students 9th - 10th
Students use the virtual lab to determine how four unknown substances react with each other including their stoichiometric coefficients. In this randomized activity, each student receives a different reaction and students can check their...
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Activity
Chemistry Collective

Chem Collective: Gravimetric Determination of Arsenic

For Students 9th - 10th
Set in the context of ground water contamination in Bangladesh, this stoichiometry and analytical chemistry activity examines the issues around identifying wells contaminated with arsenic. In this activity, students perform a gravimetric...
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Unknown Type
Chemistry Collective

Chem Collective: Textbook Style Limiting Reagents Problems

For Students 9th - 10th
Textbook-style practice limiting reagent exercises with that can be used as a way to "predict and check" your answers using the virtual lab.
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Activity
Chemistry Collective

Chem Collective: Textbook Style Limiting Reagents Problem Ii

For Students 9th - 10th
In this activity, students practice with experiments involving limiting reagents and the test their knowledge to determine the concentration of an unknown solution.
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Activity
Chemistry Collective

Chem Collective: Predicting Dna Concentration

For Students 9th - 10th
In this limiting reagents problem, students are given specific concentrations of DNA solutions and are asked to predict what products and reactants will remain after a specific volumes are mixed and reaction has occurred.
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eBook
Chiral Publishing

Chiral Publishing: An Introduction to Chemistry: Real World Applications of Equation Stoichiometry

For Students 9th - 10th
This audio book, narrated by author Mark Bishop, describes how equation stoichiometry can be used in the real world. Many examples are given to help understand how to plan chemical reactions, solve for limiting reactants, and calculate...
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Handout
Simon Fraser University

Chem1 Virtual Textbook: Chemical Equations and Calculations

For Students 9th - 10th
As part of the "Basic Atomics" section of the Virtual Textbook, chemical equations are examined here. Equations involving ions and limiting-reactant problems are also discussed.
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Activity
Other

Widener University: Hints for Solving Stoichiometry Prob.

For Students 9th - 10th
Great analogy if you are uncomfortable with the concept of limiting reactants. A great starting point. Finishes with chemistry.
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Unknown Type
State University of New York

State University of New York: Limiting Reactants

For Students 9th - 10th
This simulation explores the "limiting reactant" effect. The extent to which reactants that involve more than one reactant can produce products depends on the quantities of those reactants combined. In most cases, one reactant will be...
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Interactive
CK-12 Foundation

Ck 12: Plix Series: Limiting Reactant

For Students 9th - 10th
[Free Registration/Login Required] Using atoms from a reactants pool, construct products of an equation shown and place them in the product pool. Then answer a challenge question about the topic.
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Unit Plan
Sophia Learning

Sophia: Limiting Reactant Identifying

For Students 9th - 10th
Watch this tutorial, and learn how to identify the limiting reactant in a chemical reaction. [7:04]