College Board
2014 AP® Chemistry Free-Response Questions
More than half of AP Chemistry test takers earn a high enough score to get college credit. Improve that statistic by using past test questions including precipitate, molarity, and chemical equations to prepare for a future exam. The...
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Activity #19 Oxygen For Yeast
Pupils observe and record what occurs when yeast is added to hydrogen peroxide. They indicate why a chemical reaction (decompostion) must have occurred during the experiement. Pupils explain why yeast was used. Students comprehend the...
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Physical vs. Chemical
In this physical vs. chemical change instructional activity, students answer 10 questions about identifying chemical and physical changes. They identify exothermic and endothermic reactions and the parts of a chemical equation. Students...
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Chemical Changes
Second graders investigate chemical changes and reactions and will identify four characteristics that indicate a chemical change. In this chemical change lesson plan, 2nd graders perform experiments that promote chemical changes. They...
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Balancing Redox Reactions
In this chemical equation lesson, students balance 10 redox equations. The instructional activity is printable and the answers are not available.
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Moles
In this moles learning exercise, students calculate the number of moles found in a specific chemical compound mass. Students also calculate how many moles in produced in specific reactions. This learning exercise has 4 problems to solve.
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Practice Sheet - Aromatic Systems
In this aromatic systems learning exercise, students draw the structures of the given compounds and name compounds shown. Students complete the reactions given. This learning exercise has 4 problems to solve.
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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
High schoolers perform tests on different chemicals to determine their chemical properties. For this forensic science lesson, students identify an unknown sample using its physical and chemical properties. They solve a fictional crime...
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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 activity, students calculate the final temperature of specific reactions. This activity has 6 problems to solve.
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Chemical Energy
In this science worksheet, 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 worksheet: redox reactions and electrochemistry. Thorough review notes are followed by a series of multiple choice questions about oxidation numbers, redox reactions, electrochemical cells, and...
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Spontaneity, Disorder and Entropy
In this physical and chemical change worksheet, students 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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Where's the Evidence?
Eighth graders observe evidence of chemical reactions. In this chemical reactions lesson plan students study chemical processes and complete a lab activity.
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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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Determination of a Rate Law
High schoolers determine the rate law for a chemical reaction. They use graphical techniques in the analysis of experimental data.
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Secret Message
Students 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...