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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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Reacting Masses Problems
In this chemical reactions worksheet, students follow steps to determine the mass of compounds formed by the combustion of an element. This worksheet has 5 problems to solve.
Creative Chemistry
Some Redox Titration Problems Involving Manganate (VII)
In this titration learning exercise, students determine the number of moles of an ion present in given solutions. Students calculate the relative formula mass and the concentrations of ions for solutions. This learning exercise has seven...
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Activity #6 How Fast Do Reactions Go?
Students name the factors (concentration, temperature, and a catalyst) which can affect the rate of a chemical reaction. They use their knowledge of particle theory to explain their observations. Pupils comprehend that the...
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Experimental Rate Law
In this reaction rate worksheet, students determine the molecularity of a reaction plus show that the predicted rate law equals the experimental rate law. This worksheet has 3 problems to solve.
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Working with Moles
In this moles worksheet, high schoolers read about mass, formula mass and moles. They calculate the masses of given numbers of moles of compounds and they calculate the number of moles of given masses of compounds.
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Avoiding Carbon Dioxide Emissions from Burning Fossil Fuels
Students calculate stoichiometrically the amount of carbon dioxide that would be emitted from burning a mole of varios alkanes that comprise fossile fuels. If the energy released from burning a mole of these alkanes is known, then the...
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Ionic Chemical Formulas Days 1 & 2
Learners study polyatomic ions and write binary and ternary ionic chemical formulas. They explore putting together different monatomic ions and coming up with as many chemical formulas as possible. They play a game similar to memory...
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Solutions Review
In this solutions worksheet, students review the properties of solutions, the polarity of molecules, molarity, and solubility curves. This worksheet has 8 short answer questions and 15 problems to solve.
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Mass-Moles-Particles
In this moles worksheet, students define a mole and convert grams to moles or moles to molecules. Students convert specific mass of compounds to moles. This worksheet has 1 true or false, 6 short answer, 3 fill in the blank, and 15...
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Excess Reactant
Junior chemists discover how to calculate excess reactants, handle limiting reactants, and determine percent yield. After background information is provided, step-by-step examples are solved. You can use this detailed slide show to teach...
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Types of Chemical Reactions
Students conduct labs to gain an overview of chemical reactions. They observe examples of synthesis, decomposition, single displacement and double displacement reactions. They identify certain products by the use of litmus and splint tests.
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Collisions Drive Reactions
In this reactions activity, high schoolers determine what must take place in order for a reaction to occur. Students complete 6 short answer questions.
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Writing Half Reactions
In this half reactions worksheet, learners read about redox reactions and learn how to write half reactions showing the oxidized part of the reaction and the reduced part of the reaction. Students are given 10 redox reactions and they...
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Neutralization Reactions
In this neutralization reaction worksheet, students read about how neutralization reactions are double replacement reactions in water. They complete five questions about neutralization reactions including completing five reactions and...
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Extracting Oxygen from Moon Rocks
In this extracting oxygen from moon rocks instructional activity, students read about the need for oxygen for lunar colonists. Students solve 2 problems about the lunar mineral ilmenite which contains oxygen and other elements. They find...
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Kinetic Energy
Students are able to solve kinetic energy problems. They are introduced to kinetic energy. Students are shown examples of how to solve kinetic energy problems using the formula: Velocity= Distance/Time.
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Resources - A Reading Guide
In this resources instructional activity, students compare and contrast physical and chemical properties and changes. Students review the periodic table, pattern of atomic numbers and chemical reactivity. This instructional activity has...
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Oxidation and Combustion: Chemical Reactions in Fire
Students study oxidation and define vocabulary pertinent to it. In this oxidation lesson students make predictions and create experiments
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Stoichiometry Practice Problems
In this stoichiometry activity, students calculate the mass of the compound produced from given chemical reactions. This activity has 6 problems to solve.
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Stoichiometry Practice Problems
In this stoichiometry worksheet, students calculate the mass of compounds or gases produced from given chemical reactions. This worksheet has 5 problems to solve.
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Density
For this density worksheet, students read a selection on density and answer 10 questions using the information from the selection.
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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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Micro-Magic With Sticky Ions
Learners view a video about the formation of precipitates. They complete a worksheet that asks them to identify what makes a compound form and what holds it together.