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Worksheet
Curated OER

Stoichiometry Problems - Limiting Reagents

For Students 10th - Higher Ed
In this stoichiometry worksheet, students determine the limiting reagent and mass of precipitate produced in given chemical reactions. This worksheet has 5 problems to solve.
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Worksheet
Curated OER

Chapter 10: Chemical Calculations and Chemical Equations

For Students 10th - 12th
In this chemical equations worksheet, students write and balance chemical reactions. They complete 98 short answer and problem solving questions on molarity and chemical equations.
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Assessment
Curated OER

2007 U.S. National Chemistry Olympiad Part II

For Students 9th - 12th
Eight multi-step chemistry problems, including analyzing a titration, writing equations, predicting products and limiting reagents, calculating concentrations of ions, and using stoichiometry to solve for unknowns in reactions make up...
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Assessment
Curated OER

2001 U.S. National Chemistry Olympiad Part I

For Students 9th - Higher Ed
Sixty multiple-choice questions test on a variety of first year chemistry subjects. In order to succeed, exam takers must be competent with properties of elements, stoichiometry problems, gas laws, bond dissociation, and types of...
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Handout
National Institute of Open Schooling

Chemical Arithmetics

For Students 7th - 12th Standards
Substances with the same empirical and molecular formula must be differentiated by their structural formula. Part two in a series of 36 has pupils using chemical formulas to calculate how much of a compound is present in a given...
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Worksheet
Curated OER

Types of Chemical Reactions

For Students 10th - Higher Ed
In this chemical reactions worksheet, students are given directions about three types of reactions and how to write balanced equations for each. They then are given ten practice problems to complete using the information given.
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Worksheet
Curated OER

Molarity and Stoichiometry

For Students 10th - Higher Ed
In this molarity worksheet, students apply the definition of molarity to the given balanced equations. This worksheet has 4 problems to solve.
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Worksheet
Curated OER

Stoichiometry Homework

For Students 9th - 12th
In this stoichiometry homework worksheet, high schoolers balance each chemical equation. Students calculate how many grams, moles, and molecules are present in each problem provided.
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Worksheet
Curated OER

Gas Law Stoichiometry

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

Stoichiometry Homework

For Students 10th - 12th
In this stoichiometry worksheet, students determine how much reactants are necessary to complete the given chemical reactions. This worksheet has 4 problems to solve.
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Worksheet
Curated OER

Chemistry Review

For Teachers 10th - Higher Ed
In this chemistry overview worksheet, students review stoichiometry, states of matter, thermochemistry, gas laws, chemical bonding, molarity, chemical equilibria, and kinetics. This worksheet has 41 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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Worksheet
Curated OER

Stoichiometry Homework: 3

For Students 9th - 12th
In this stoichiometry worksheet, students balance chemical equations. Students apply the concepts of stoichiometry to solve for each problem provided.
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Worksheet
Curated OER

Stoichiometry

For Students 9th - 12th
In this stoichiometry activity, students calculate balance the chemical equations and then calculate the moles needed to complete or activate the chemical reaction. Students also calculate the volume or grams needed for each chemical...
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Worksheet
Curated OER

Chemical Equations and Stoichiometry

For Students 9th - 12th
In this chemical equations activity, students balance 20 given chemical reactions by placing the proper coefficient in front of each component of the equation. Students also complete five combustion reactions by writing the products of...
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Worksheet
Curated OER

Grossmont College - Chem 115 Practice Exam 2

For Students 9th - Higher Ed
Here is a straightforward practice test for first year chemistry learners. Responders balance equations, identify types of reactions, represent electron configurations, and solve stoichiometry problems. Keep this handy to use as...
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Lesson Plan
Curated OER

Theoretical Yield and Percent Yield in Chemical Reaction

For Teachers 10th - Higher Ed
In this stoichiometry worksheet, learners solve several problems using the stoichiometric method. Students find the percent, theoretical, and actual yield for all problems presented.
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Lesson Plan
Cornell University

Predicting Chemical Reactions

For Teachers 9th - 12th Standards
Prove the Law of Conservation of Mass through a lab investigation. A well-designed lesson plan asks groups to combine materials and monitor indicators for chemical reactions. Measuring the mass of the reactants and products allows...
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Lesson Plan
Virginia Department of Education

Aspirin Analysis

For Teachers 9th - 12th Standards
Laughter may be the best medicine, but aspirin is also important. Young chemists analyze aspirin tablets using titration in this lab experiment. They then repeat the entire experiment using a different aspirin brand. 
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Lesson Plan
Beyond Benign

Synthesis and Analysis of Biodiesel

For Teachers 9th - 12th Standards
Fossil fuels are non-renewable resources and have become crucial to the livelihood of countless individuals. Young chemists investigate an alternative method of generating energy by performing a series of activities that lead to the...
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Lesson Plan
Cornell University

Hydrophobic Surfaces—Deposition and Analysis

For Teachers 9th - 12th Standards
Couches, carpets, and even computer keyboards now advertise they are spill-resistant, but what does that mean? Scholars use physical and chemical methods to coat surfaces with thin films to test their hydrophobic properties. Then they...
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Worksheet
Curated OER

Unit 2 Quantities Review

For Students 9th - 12th
In this quantities in chemistry worksheet, students solve 13 review problems about percent composition, significant digits, the mole, simple and molecular formulas, balancing equations, stoichiometry, limiting reagents and percent yields.
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Worksheet
Curated OER

Stoichiometry Worksheet I

For Students 10th - 11th
For this chemistry worksheet, students explain how many moles of oxygen gas are needed to react with a certain number of moles of ammonia. They also identify how many grams of oxygen are needed to react with a certain number of grams of...
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Worksheet
Curated OER

Chemical Analysis and Stoichiometry

For Students 10th - Higher Ed
In this chemical analysis worksheet, students use a combustion analysis report to calculate the empirical formula for compound samples. This worksheet has 2 problems to solve.

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