Curated OER
Excess Reactant
Junior chemists discover how to calculate excess reactants, handle limiting reactants, and determine percent yield. After background information is provided, step-by-step examples are solved. You can use this detailed slide show to teach...
Curated OER
Vocabulary - Stoichiometry
In this stoichiometry worksheet, students write in the definition for the 6 terms associated with stoichiometry including actual yield, percent yield, and limiting reactant.
Curated OER
Limiting Reactant Problems
In this chemical reaction activity, students determine the limiting reactant in the equations given plus determine the amount of moles of product produced. This activity has 6 problems to solve.
Curated OER
Limiting Reactant
Chemistry classes learn the importance of a limiting reactant by first considering a cake recipe. Given the recipe and the total amount available for each ingredient, they must calculate how many cakes can be made. Finally, they apply...
Curated OER
Stoichiometry Worksheet
On this stoichiometry worksheet high schoolers will be balancing chemical equations. After the equations are balanced, students will be conducting calculations to solve for grams, moles, and limiting reactants.
Curated OER
Gas Stoichiometry Practice Sheet
In this gas stoichiometry worksheet, learners determine the volume of gases in 4 problems given the temperature, the pressure, and the masses of the reactants. They find the limiting reactant in one problem at STP.
Curated OER
Additional Stoichiometry Review Problems
For this stoichiometry worksheet, students interpret a chemical equation, determine number of moles produced or mass of product, and solve for the limiting reactant for reactions. This worksheet has 25 problems to solve.
Curated OER
Limiting Reactant-Theoretical Yield and Percent Yield
In this limiting reactant instructional activity, students solve four problems to identify the theoretical yield and percent yield given an equation. They also calculate the limiting reactant.
Frostburg State University
General Chemistry Online: The Mole Concept
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...
CK-12 Foundation
Ck 12: Limiting Reactant and Percent Yield
[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...
Chemistry Collective
Chem Collective: Textbook Style Limiting Reagents Problems
Textbook-style practice limiting reagent exercises with that can be used as a way to "predict and check" your answers using the virtual lab.
Chemistry Collective
Chem Collective: Stoichiometry and Solution Preparation Problem
In this limiting reagents problem, students mix together solutions in different ratios in an attempt to produce a final solution that contains only 1 product.
Chemistry Collective
Chem Collective: Textbook Style Limiting Reagents Problem Ii
In this activity, students practice with experiments involving limiting reagents and the test their knowledge to determine the concentration of an unknown solution.
Chemistry Collective
Chem Collective: Predicting Dna Concentration
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.
Chemistry Collective
Chem Collective: Unknown Concentration of Dna Solution Problem
In this advanced limiting reagent problem, students use the virtual lab to determine the concentration of a solution of DNA by reacting it with known amounts of a fluorescent dye which binds to the DNA.
Concord Consortium
Concord Consortium: Stem Resources: Chemical Reactions
This web-based activity gives students an opportunity to write chemical reactions, balance chemical equations, and explain what is happening during a given chemical reaction. Also addressed is the effects of concentration and temperature...
Other
Widener University: Hints for Solving Stoichiometry Prob.
Great analogy if you are uncomfortable with the concept of limiting reactants. A great starting point. Finishes with chemistry.
CK-12 Foundation
Ck 12: Plix Series: Limiting Reactant
[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.
Sophia Learning
Sophia: Limiting Reactant Identifying
Watch this tutorial, and learn how to identify the limiting reactant in a chemical reaction. [7:04]
Sophia Learning
Sophia: Limiting Reactant Percent Yield
A video lesson which explains how to determine the percent yield of a substance using the theoretical yield of the chemical reaction. [5:13]
Sophia Learning
Sophia: Limiting Reactant Theoretical Yield
Find out the procedure in determining the theoretical yield of a product in a chemical reaction. [6:25]
Frostburg State University
General Chemistry Online: Limiting Reactant Problem
Explains the essence of limiting reactant problems using a sample problem: How can an amount of product (KNO3) be predicted from amounts for two reactants (KCl and HNO3)? Shows the work and explains how to solve these types of problems.
Chiral Publishing
Chiral Publishing: An Introduction to Chemistry: Chemical Calculations and Chemical Equations [Pdf]
Slide show focusing on the elements of stoichiometry relating to limiting reactants. Go through the first several slides to review or introduce the topic.
Frostburg State University
Frostburg State University: Limiting Reagents
Middle of a slide show on stoichiometry that shows a nice graphical look and example of limiting reagents.