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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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PPT
Chiral Publishing

Chiral Publishing: An Introduction to Chemistry: Chemical Calculations and Chemical Equations [Pdf]

For Students 9th - 10th
Slide show focusing on the elements of stoichiometry relating to limiting reactants. Go through the first several slides to review or introduce the topic.
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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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Lesson Plan
Science Education Resource Center at Carleton College

Serc: How Big Is the Balloon?

For Teachers 9th - 10th
A chemistry lab where students investigate limiting reagents and balanced chemical equations. A simple experiment that gives students a physical example of what limiting reactant means.
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eBook
Crescent Public Schools

The Internet Science Room: Stoichiometry

For Students 9th - 10th
This chemistry tutorial presents Stoichiometry to students with explicit steps for solving a mass-mass problem and for solving a limiting reactant problem.
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Interactive
Concord Consortium

The Concord Consortium: Molecular Workbench: Seeing Chemical Equilibrium

For Students 9th - 10th
Observe a visual representation of the equilibrium of products and reactants in chemical reactions. Record data while the reactions are taking place and print out a report afterwards.
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Unit Plan
Sophia Learning

Sophia: Changes in Concentration at Equilibrium

For Students 9th - 10th
This lesson will provide examples of how to identify an equilibrium shift due to a change in concentration of either reactants or products.
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Unit Plan
Sophia Learning

Sophia: Chemical Reactions: Stoichiometry

For Students 9th - 10th
This lesson on stoichiometry demonstrates how to use a balanced chemical equation to determine the mass of a product given the starting mass of a reactant. [7:55]
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Lesson Plan
Other

Nearpod: Photosynthesis

For Teachers 9th - 10th
In this lesson on exploring photosynthesis, learners will explore photosynthesis by examining the reactants and products of this process.
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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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Unit Plan
BBC

Bbc: Gcse Bitesize: Chemical Calculations

For Students 9th - 10th
You should be able to calculate the masses of reactants and products from balanced equations, and the formula of a compound from information about reacting masses.
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Interactive
CK-12 Foundation

Ck 12: Plix: Balancing Chemical Reactions

For Students 9th - 10th
[Free Registration/Login Required] Demonstrate a normal chemical reaction by dragging atoms from the products to create the reactants in this chemical equation.
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Article
Khan Academy

Khan Academy: Limiting Reagents and Percent Yield

For Students 9th - 10th
How to determine the limiting reagent, and using stoichiometry to calculate the theoretical and percent yield.
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Interactive
Chiral Publishing

Chiral Publishing: An Introduction to Chemistry: Equilibrium Pressure of Reactants and Products

For Students 9th - 10th
Learn about the equilibrium pressures of chemical reactions. Follow the general steps used in calculating the pressures, and see some examples. Also find links to tutorials, presentation, and animations about other chemistry topics.
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Website
Frostburg State University

Frostburg State University: Limiting Reagents

For Students 9th - 10th
Middle of a slide show on stoichiometry that shows a nice graphical look and example of limiting reagents.
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Handout
Shodor Education Foundation

Shodor: Enthalpy and Gibbs Free Energy Calculator

For Students 9th - 10th
Interactive calculator that allows you to input reactants and products of a reaction and calculate the change in enthalpy and Gibbs Free Energy for the reaction.
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Handout
Dartmouth College

Dartmouth College: Chem Lab: Titration

For Students 9th - 10th
A titration is a method of analysis that will allow you to determine the precise endpoint of a reaction and therefore the precise quantity of reactant in the titration flask. This site demonstrates how to correctly perform this analysis.
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Unit Plan
CK-12 Foundation

Ck 12: Types of Chemical Reactions

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] In the following online tutorial students will define and give general equations for combination, decomposition, single-replacement, and double-replacement...
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Unit Plan
CK-12 Foundation

Ck 12: Chemical Equations

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] Students explore mass relations between reactants and products for a given chemical process, and practice balancing chemical equations.
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Unit Plan
CK-12 Foundation

Ck 12: Types of Chemical Reactions

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] In this learning module, studnets will classify a chemical reaction as a combination, decomposition, single replacement, double replacement, or combustion reaction....
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Handout
Khan Academy

Khan Academy: The Equilibrium Constant K

For Students 9th - 10th
Reversible reactions, equilibrium, and the equilibrium constant K. Learn how to calculate K, and how to use K to determine if a reaction strongly favors products or reactants at equilibrium.
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Activity
TeachEngineering

Teach Engineering: Reaction Exposed: The Big Chill!

For Teachers 9th - 10th
Students investigate the endothermic reaction involving citric acid, sodium bicarbonate and water to produce carbon dioxide, water and sodium citrate. In the presence of water [H2O]; citric acid [C6H8O7] and sodium bicarbonate [NaHCO3]...
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Activity
Chemistry Collective

Chem Collective: Camping Problem Ii

For Students 9th - 10th
In this part of the MRE scenario, students determine change in the enthalpy of a reaction as the concentration of reactants are varied.

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