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Chemistry: Chemical Reactions
Students investigate chemical reactions. In this chemistry lesson, students burn magnesium and record the mass. Students list five chemical reactions they see everyday.
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H2O2 Decomposition Lab II
Students conduct an oxidation experiment in which they must determine how much hydrogen peroxide (H2O2) is actually in a store-bought solution of H2O2.
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WS 4.8-Review
In this chemistry review worksheet, students solve a variety of problems including balancing equations, solving for unknowns using dimensional analysis, finding percent yields, limiting reactants and empirical formulas.
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Hydrogen Powered Cars
Students apply the principles of chemistry to investigate the concept of how a hydrogen powered car works. They study the electrochemical reactions that provide the energy source. Students also record observations in the functioning of a...
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Balancing Bottles
Students explore the Law of Conservation of Matter using effervescent tablets. In this mass and energy lesson, students investigate how mass is conserved in the reaction of effervescent tablets and water. They will discuss and...
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Stoichiometry
Students discover stoichiometric relationships in chemical equations. They review mole to mole conversions. They understand mass/particle conversions. They perform a lab to reinforce stoichiometry.
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Radiochemistry
In this radiochemistry worksheet, students read about how scientists learn more about elements using radioactive isotopes. Students answer three critical thinking questions about the reading and radiochemistry.
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What Influences Reaction Rate?
Students study reaction rates, what determines how fast a reaction happens and how the chemical changes occur. In this reactions lesson students complete a lab where they use Alka-Seltzer to observe reaction rate and create a graph...
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The Energy Debate - Stoichiometry
Students determine crude oil can be separated into useful fractions by a process of fractional distillation. They write a balanced equation for the reaction between a hydrocarbon and oxygen.
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WS 4.1 Balancing Equations/Formula Weight
For this balancing worksheet, students determine if equations are balanced, they place the proper coefficients in front of products and reactants to balance equations and they find the formula mass for molecules and compounds.
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Chemical Equations
In this chemical equations worksheet, students review chemical changes, define catalysts and coefficients, and review the five general types of reactions. This worksheet has 12 fill in the blank and 42 short answer questions.
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How Can We Calculate an Equilibrium Constant?
Young scholars explain how equilibrium quantities are changed by temperature, pressure or different concentration of substances. They work together to complete equilibrium equations. They identify the relationship between absorption of...
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Recognizing and Describing Chemical Changes
Seventh graders distinguish between physical and chemical changes in both natural and technological settings. They identify the reactants and products for a given chemical reaction. they then write simple chemical equations given the...
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How does Nuclear Fission differ from Nuclear Fusion?
Students examine concepts of nuclear chemistry. They compare and contrast the topics of nuclear fission and nuclear fision. They predict the outcome of reactions based on the types of emissions and reactants.
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Matter
Eighth graders explore chemical reactions and their products. They define a chemical reaction and describe the characteristics of a chemical reaction. Students classify chemical reactions.
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Model Mania
Eighth graders study the conservation of matter. In this chemical reaction lesson students examine what happens during a chemical reaction and complete a lab activity.
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Molar Ratio
Young scholars conduct an experiment in which they react sodium bicarbonate with hydrochloric acid to determine the molar ration between the two reactants. Students must write correct formula and a balanced chemical equation and explain...
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Chemical Stoichiometry Problems
In this stoichiometry worksheet, learners calculate theoretical yield and percent yield. This worksheet has 2 problems to solve.
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Equilibrium Practice
For this chemical reactions worksheet, students determine solubility product expressions, equilibrium constants, and equilibrium concentrations. This worksheet has 15 multiple choice questions and 3 problems to solve.
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Stiochiometry: Quantifying Changes in the Environment
Students examine stoichiometry. In this chemical reaction and mole lesson, students complete an experiment based on readiness levels to explore that changes are quantified in chemical reactions.
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Unit 2 Quantities Review
In this quantities in chemistry activity, 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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Chemical Equilibria and an Introduction to Water Chemistry
In this equilibrium and water chemistry worksheet, students solve twenty problems related to acids and bases, equilibrium and water.
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Stoichiometry
Students research chemical formulas and balance chemical equations. For this chemical equations lesson students complete a class activity on chemical equations and answer questions.
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Reaction Kinetics
In this chemical reactions worksheet, students determine the reaction rate for various reactions, write balanced equations, create graphs showing the reaction over time, and calculate the activation energy and potential energy. This...