Curated OER
Analysis of Bleach
Learners analyze and compare laundry bleaches by testing their oxidizing powers. They conduct their lab experiment, compare/contrast their results with other students' work, and complete a worksheet.
Curated OER
Kinetics Practice 2-Key
In this kinetics worksheet, students solve seven problems related to chemical reactions and their rates. Students identify rate laws for mechanisms, they draw reaction diagrams, and they determine rate constants.
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Lab 23-Follow Up Questions-Conductivity
In this conductivity instructional activity, students answer post lab questions about substances that transferred electrons resulting in electricity flowing through the conductivity leads use to test each substance.
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Under Pressure
In this pressure worksheet, students read about Dalton's Law of Partial Pressure, about vapor pressure and about collecting gases over water. They answer 6 questions using the concepts of Dalton's Law of Partial Pressure and they solve 4...
Creative Chemistry
The Preparation of Teraamminecopper(II) Sulphate-1-Water
In this complex salt worksheet, learners create teraamminecopper(II) sulfate · 1 · 2H₂O using copper(II) sulfate, concentrated ammonia, and ethanol. Students determine the formula mass for their product, the theoretical yield of the...
Creative Chemistry
D-Block Ions as Catalysts
In this catalysts worksheet, students use transition metal ions to catalyze oxidation reactions of iodide ions. Students measure the rate of the reactions by measuring free iodine as a product.
Creative Chemistry
Volumetric Analysis 3 To Determine the Relative Molecular Mass of a Soluble Base
In this volumetric analysis instructional activity, learners experimented with a known amount of hydrochloric acid to determine the relative molecular mass of an unknown group 1 carbonate. High schoolers use volumetric analysis to...
Creative Chemistry
The Effect of Concentration Changes on Equilibrium
In this concentration changes and equilibrium activity, learners experiment with iron (III) ions and thiocyanate ions to observe the effects of concentration on the equilibrium of solutions. Learners observe their mixtures, explain the...
Creative Chemistry
The Reaction Between Magnesium and Hydrochloric Acid
In this rate of chemical reactions worksheet, learners experiment with different concentrations and volumes of hydrochloric acid mixed with magnesium to explore the rate of chemical reactions. They measure the rates of the reactions and...
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Combustion Reactions
Students write a balanced chemical reaction. They articulate how burning fossil fuels increase the carbon dioxide levels in the atmosphere. Students incorporate all the environmental risks involved as well.
Creative Chemistry
Reactivity Series Questions
For this reactions worksheet, high schoolers read about two types of reactions that take place between metals: displacement and competition. Then, they answer two problems.
Creative Chemistry
Reactions of Group 1 Metals With Water
In this elements worksheet, students complete a graphic organizer comparing lithium, sodium, and potassium observations. Then, they determine how these elements react with water. Students complete three fill-in-the-blank questions.
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Reacting Masses Problems
In this chemical reactions activity, students follow steps to determine the mass of compounds formed by the combustion of an element. This activity 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...
Creative Chemistry
Salts
In this salts worksheet, students read how salts are created and how different acids make different salts. This worksheet has one graphic organizer and seven short answer questions.
Curated OER
Measuring Thermal Energy Transfer
Learners conduct an experiment to calculate and quantify heat transfer. They conduct the experiment, and complete a data and lab conclusion sheet.
Curated OER
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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Electrolysis Reactions
In this electrolysis reactions worksheet, students determine the mass of a compound and the time required for specific electrolysis reactions. This worksheet has 5 problems to solve.
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Chemical Compounds
In this chemical compounds worksheet, students determine the mechanism for chemical reactions, predict the products for given reactions, and write in the structure for compounds. This worksheet has 5 problems to solve.
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Household Chemicals
In this chemicals worksheet, students review how to read chemical labels, define an acid-base indicator, and decide which way strong acids can be dangerous. This worksheet has 15 short answer and 20 fill in the blank questions.
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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.
Creative Chemistry
Acids, Alkalis, and Salts
In this activity, learners review the definitions of acids, bases, and salts. They also describe the differences between acids and alkalis and define neutralization. This activity has two short answers and one problem to solve.
Texas State Energy Conservation Office
Investigation: Chemical Models
Science teams make models of four different hydrocarbon compounds that we commonly use for fuel. Then they demonstrate chemical reactions that result when energy is produced. This can be used as an enrichment when your class is studying...
Curated OER
Estimating Heat Changes during Reactions Using Bond Energies
For advanced chemists, this worksheet examines heat change during chemcial reactions. Alkanes are examined first. Learners calculate the energy released or needed during a reaction.
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