Curated OER
Additional Stoichiometry Problems
In this stoichiometry worksheet, students calculate the mass or compounds or volume or gases produced from given chemical reactions. This worksheet has 5 problems to solve.
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Chemical Equilibrium Homework Problem Set
In this chemistry worksheet, students write an equilibrium expression for each of the chemical reactions listed. Then they use the equilibrium constant to calculate the equilibrium pressure of each species under the given conditions.
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Mass-Mass Problems
In this chemical reactions activity, students calculate the grams of product from a given amount of reactants. This activity has 7 problems to solve.
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Stoichiometry Problems - Limiting Reagents
In this stoichiometry worksheet, students determine the limiting reagents and the mass of compound precipitated in given chemical reactions. This worksheet has 4 problems to solve.
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Bouncing Balls
Students create a polymer ball in the lab. In this chemistry instructional activity, students identify the different properties of the polymer they created. They explain what type of chemical reaction took place.
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Stoichiometry Practice Problems
In this stoichiometry worksheet, students calculate the mass of product created from given chemical reaction equations. This worksheet has 4 problems to solve.
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Stoichiometry Problems - Limiting Reagents
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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Balancing Equations
In this chemical equations worksheet, students review the steps to balancing equations and then complete a graphic organizer by balancing 10 chemical reactions.
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Reaction rates and Equilibrium
Students listen to a lecture on the collision theory. They discuss the reactant and product changes during a chemical reaction. Students are taught the factors affecting reaction rates. They complete a lab on entropy, heat and free...
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Percent Yield
In this percent yield learning exercise, students solve 4 problems. They find the percent yield given the chemical reaction, the mass of the reactants and the mass of the products. Given the percent yield students find the liters of a...
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Energy and Metabolism
This four-page worksheet queries young biologists about the process of metabolism in the human body. They describe types of energy, laws of thermodynamics, and chemical reactions related to the processing of energy. Plenty of space is...
Pingry School
An Introduction to Qualitative Analysis
Compounds take on different properties than their elemental components. How can scientists determine those elements? A lab-based activity has learners explore several double replacement reactions to analyze compounds qualitatively. They...
Beyond Benign
The Heat Is On
Explore an exothermic reaction with a quick lab investigation. The activity builds on the previous lessons by examining an ingredient in many shampoos. Scholars record temperature data as sodium hydroxide and water interact.
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Activity #4 What Do Equations Mean?
Students practice with writing and balancing simple chemcial equations. they comprehend that chemical equations are a method of using a set of univeral symbols to represent what happens experimentally in chemical reactions. Pupils...
Creative Chemistry
Energy Changes in Reactions
For this chemical bonds learning exercise, students determine how much energy is needed to break bonds. Students classify reactions as exothermic or endothermic and identify a reaction as reversible. This learning exercise has four...
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Chemical Equilibrium Worksheet #1
In this chemical equilibrium activity, students list 4 ways to increase the concentration of the product. They answer 9 multiple choice questions about equilibrium reactions.
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AP Chemistry-Chemical Kinetics
In this kinetics activity, students find rate laws of reactions, they determine rate constants, they find rate-determining steps of reactions, they find half-life's of reactions and they determine the overall order of reactions.
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Balancing Chemical Reactions
In this balancing equations worksheet, students balance 10 reactions and indicate the type of reaction each is such as synthesis, decomposition, or single replacement.
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Balancing Chemical Reactions II
For this balancing equations worksheet, students balance 10 equations and indicate the type of reaction as synthesis, decomposition or single replacement.
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Physical and Chemical Change of Six White Substances
Students investigate chemical and physical changes in reactions. In this chemical and physical change lesson plan, students mix 6 different white substances with water, vinegar and iodine. They make hypotheses about each substance and...
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A Chemical Balancing Act
Students decompose glucose and write an equation for the reaction. In this decomposition reaction lesson plan, students burn a sample of glucose and test the products for water using cobalt chloride paper. They write a balanced equation...
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Balancing Equations
In this chemical equations worksheet, students practice balancing equations with the given reactants and products. This worksheet has 12 problems to solve.
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Chemical Change vs. Physical Change
In this physical and chemical change worksheet, students are given a description of these changes. They are given ten changes that the students identify as chemical or physical changes based on their reading.
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Chemical and Physical Changes Lab
In this chemical and physical change instructional activity, students conduct a variety of experiments with unknown solutions and make observations. Students determine if the properties of the solutions have changed and if there is...