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Stoichiometry
In this stoichiometry worksheet, students determine the concentration of solutions and calculate the molarity of solutions for given chemical equations. This worksheet has 4 problems to solve.
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Confectionary Bureau of Investigations: Case of the Cookie Mystery
Students perform tests on different chemicals to determine their chemical properties. In this forensic science instructional activity, students identify an unknown sample using its physical and chemical properties. They solve a fictional...
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A Clock Reaction
This is an advanced rates of reactions worksheet. Students will be determining reaction times, molarities, and reactions rates for different reactions.
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Kinetics and Temperature
In this kinetics worksheet, students calculate the value of the activation energy for reactions at given rate constants. This worksheet has 5 problems to solve.
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Heat Transfer Problems
In this heat transfer worksheet, students calculate the final temperature of specific reactions. This worksheet has 6 problems to solve.
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Chemical Energy
In this science activity, students read about enzymes and nutrition. Students also answer 2 comprehension questions about the reading.
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Atoms, Molecules, and Ions
In this molecules worksheet, students review the parts of an atom and use element mass to determine isotopes. Students give the group, period, and classification for the given elements. This worksheet has 6 short answer questions and 17...
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PhysioEx: Chemical and Physical Processes of Digestion
In this anatomy worksheet, students complete 22 review questions in the format of short answer, table completion, and fill in the blank after finishing an online virtual experiment about the chemical and physical processes of digestion.
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Unit 8 Redox and Electrochemistry
Two topics are covered by this chemistry learning exercise: redox reactions and electrochemistry. Thorough review notes are followed by a series of multiple choice questions about oxidation numbers, redox reactions, electrochemical...
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Spontaneity, Disorder and Entropy
In this physical and chemical change worksheet, pupils calculate the entropy change involved in different chemical changes. This worksheet has 4 problems to solve.
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Visualizing the Limiting Reactant
In this chemical equation worksheet, learners determine the limiting reactant and the excess reactant for the given reactions. This worksheet has 10 problems to solve.
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Demonstrate Your Chemistry
Students research and evaluate chemical reaction demonstrations that are found on the web. they work in small groups to choose a demonstration that fits a particular category of reaction and then perform the demonstration for the class.
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Baggie Science
Students work in groups and observe chemical reactions inside zip-lock bags. They use all of their senses, except taste, to observe the reactions.
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Where's the Evidence?
Eighth graders observe evidence of chemical reactions. In this chemical reactions lesson students study chemical processes and complete a lab activity.
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Determination of a Rate Law
Students determine the rate law for a chemical reaction. They use graphical techniques in the analysis of experimental data.
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Energy of Activation
High schoolers determine the activation energy of a chemical reaction.
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Secret Message
Learners use the characteristic of a chemical reaction to write a secret letter. In this chemical reaction lesson plan, students will use common house hold products including iodine, lemon, and notebook paper to produce a chemical...
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Kraut Lab
Students explore the process of fermentation through the process of making Sauerkraut. Students use their observational skills and their five senses to create an articulate description of their lab created sauerkraut. They discuss the...
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Red, White, and Blue
Young scholars explore the types of chemical reactions that can be made with household products. Through various inquires, students work to perform chemical reactions using common household substances and cleaners.
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Enzymes in Action: An Inquiry Approach to the Effects of Enzymes
Students experiment with enzymes as key components of chemical reactions in all living things through this series of lessons.
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Lactose Intolerance
Students are taught how enzymes enable chemical reactions to occur a body temperature and how the lack of enzymes in the body can cause problems in the break-down and absorpion of nutrients. They match up different enzymes with the...
Cornell University
Hydrophobic Surfaces—Deposition and Analysis
Couches, carpets, and even computer keyboards now advertise they are spill-resistant, but what does that mean? Scholars use physical and chemical methods to coat surfaces with thin films to test their hydrophobic properties. Then they...
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1999 U.S. National Chemistry Olympiad Part II
A variety of topics including reaction rates, combustion reactions, periodic trends, and ionization reactions are included in this exam. Test takers also practice calculating empirical and molecular formulas of compounds.
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2009 U. S. National Chemistry Olympiad - Local Section Exam
Here is a copy of a past national challenge exam that you can use in your general chemistry course as a unit or semester review. Sixty multiple-choice questions query learners on properties of matter, stoichiometry, reactions, and...