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Assessment
Curated OER

2001 U.S. National Chemistry Olympiad National Exam Part II

For Students 9th - 12th
Only eight problems are on this competitive national chemistry exam. It required the balancing of chemical equations, solving stoichiometry questions, and more. This is part two of three of the national exam. Also available is a local...
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Lesson Plan
Curated OER

Determination of Equivalent Weight of an Acid

For Teachers 10th - Higher Ed
In this chemistry worksheet, young scholars look for the weight of acid and examine its mass using chemical equations and a laboratory procedure.
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Worksheet
Curated OER

Chemistry 115 Practice Exam 3

For Students 9th - 12th
Radioactive decay, pH, properties of elements, organic compounds, and stoichiometry are all touched upon through this practice chemistry exam. It always helps learners to take a practice test in preparation for the actual exam. This...
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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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Worksheet
Curated OER

Everything You Ever Wanted to Know About Stoichiometry

For Students 11th - Higher Ed
In this chemistry worksheet, students identify the process of Stoichiometry and use it to calculate various chemical reactions similar to that of a recipe. In addition, they identify a connection between isoamyl alcohol and the product...
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Assessment
Curated OER

2000 U.S. National Chemistry Olympiad Local Section Exam

For Students 9th - 12th
This 60-question comprehensive exam was designed to determine who would go on to compete in the 2000 US National Chemistry Olympiad. Hopefuls answer multiple choice questions regarding all chemistry topics taught in the first year...
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Assessment
Curated OER

2001 U.S. National Chemistry Olympiad - Local Section Exam

For Students 9th - 12th
Sixty multiple-choice chemistry questions make up this comprehensive exam used for the 2001 US National Chemistry Olympiad. Every topic that you would expect to approach in a general chemistry class is queried on. You could easily use...
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PPT
Curated OER

Chemical Equations

For Teachers 9th - 12th
Wow! This comprehensive collection of slides will walk your chemistry class through the foundation of chemical reactions, teach them to balance equations, differentiate types of reactions, and calculate stoichiometry problems. This will...
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Assessment
Curated OER

2005 U.S. National Chemistry Olympiad - Local Section Exam

For Students 9th - 12th
National Chemistry Olympiad tests are released after their use each year, since they cannot use them again for this event. The result: outstanding comprehensive assessment resources for general chemistry classes! This 2005 version covers...
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Worksheet
Curated OER

Practice Final

For Students 9th - 12th
A full-fledged practice final prepares pupils for their general chemistry final exam. If they complete these 57 multiple-choice questions correctly, they will be well-prepared. Note: even though the questions are multiple-choice, there...
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Lesson Plan
Curated OER

Stoichiometry

For Teachers 11th - Higher Ed
In this stoichiometry worksheet, students practice calculating moles, molarity, and the concentration of a solution in molarity. This worksheet has 12 multiple choice questions and 3 problems to solve.
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Organizer
Curated OER

Acid-Base Calculations

For Students 10th - Higher Ed
In this acid-base worksheet, students calculate the pH of given solutions and determine if given solutions are acids, bases, or neutral. This worksheet has 3 graphic organizers and 4 problems to solve.
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Lesson Plan
Curated OER

Stoichiometry

For Teachers 9th - Higher Ed
Students research chemical formulas and balance chemical equations.  In this chemical equations lesson students complete a class activity on chemical equations and answer questions.
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Worksheet
Curated OER

Types of Chemical Reactions

For Students 10th - Higher Ed
For 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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Lesson Plan
Virginia Department of Education

Molar Volume of a Gas

For Teachers 9th - 12th Standards
What is a chemist's favorite plant? Stoichiome Tree! Scholars produce hydrogen gas by reacting magnesium with hydrochloric acid. Then they calculate the molar volume of the gas produced before answering assessment questions. 
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Lesson Plan
Curated OER

Regents High School Examination PHYSICAL SETTING CHEMISTRY 2007

For Teachers 9th - 12th
The University of the State of New York has designed a series of exams to be given to high schoolers. This chemistry exam is one of the most comprehensive and well-written that you will ever find. It consists of 84 questions in a variety...
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Worksheet
Curated OER

Balancing Reactions, Stoichiometry, and Limiting Reagents

For Students Higher Ed
In this stoichiometry worksheet, students write out reactions and balance the equations. Students determine the limiting reagents and calculate moles and grams. This worksheet has 4 problems to solve.
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Worksheet
Curated OER

Molarity and Stoichiometry

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

Thermometric Titration of an Unknown Acid

For Teachers 9th - 12th
Students determine the number of ionizable hydrogen's in an unknown acid and determine the equivalent weight of an unknown acid. They determine the enthalpy change for the ionization of an unknown acid.
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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
Virginia Department of Education

Finding the Formula and Percent Composition

For Teachers 9th - 12th Standards
Do you have mole problems? If so, call Avogadro at 602-2140. The lesson starts with pupils working independently to solve for molar mass of ionic compounds. Then they learn to solve for percent composition and later perform an...
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Lesson Plan
Curated OER

A Solution for Moles

For Teachers 10th - 12th
Students calculate the concentration of different solutions. For this chemistry lesson, students explain what a solution is. They explain ways to change the concentration of a solution.
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PPT
Curated OER

Classes of Reactions

For Teachers 9th - 12th
Show your chemistry class a graphic organizer classifying the types of chemical reactions. A few additional slides are included on the formation of magnesium chloride, the production of methanol, and a diagram of a mixture of molecules....
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Lesson Plan
Virginia Department of Education

Moles Lab Activities

For Teachers 9th - 12th Standards
Want my name and number? It's 6.0221415 times 10 to the 23rd, and my name is Avogadro. Providing nine different activities, experiments, and labs, this lesson keeps Avogadro relevant to your class all year long.