Virginia Department of Education
Acid-Base Theory
Litmus paper, why so blue? A chemistry lesson includes a pre-lab activity, practice calculating pH, an experiment measuring the pH in acids and bases, a titration demonstration, and a titration experiment.
Curated OER
Electrolytic Titration
Middle schoolers observe an electrolytic titration using a conductivity tester. In this titration lesson, students observe a solution of acid conducting electricity using the conductivity apparatus. They observe the acid solution being...
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Solutions, Electrolytes and Concentration
For this chemistry worksheet, students categorize certain compounds as acids, bases or salt to complete 1 table. They solve 5 problems on molarity.
Virginia Department of Education
Acids and Bases
What did one titration say to the other titration? We should meet at the end point! Young chemists perform four experiments: dilute solution, neutralization, titration, and figuring pH/pOH.
Curated OER
Acid, Base, or Salt?
For this acids and bases worksheet, students read about the differences between acids and bases and then complete a table comparing the characteristics of both. Then students determine if the given statements describe an acid, base, or...
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WS 10.2 Electrolytes and Solubility
In this electrolytes and solubility learning exercise, students answer questions about electrolytes and write balanced equations for the dissociation of salts in water. They also determine solutes that are soluble in water and write...
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Solutions, Electrolytes and Concentration
In this solutions worksheet, students compare strong electrolytes and weak electrolytes. Students calculate concentration and molarity of given compounds. This worksheet has 8 problems to solve.
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Fluids, Electrolytes, and Acid-Base Balance Study Questions
In this fluids, electrolytes, and acid-bas balance system study questions, students define 12 words associated with this system. They answer 12 short answer questions about the components of the acid-balance system.
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Acids and Bases
In this acids and bases worksheet, students conduct an experiment to determine if solutions are electrolytic or nonelectrolytic. After completing the experiment, students answer 1 short answer question.
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How is the Strength of an Acid Determined?
Students study acids and how they can be measured. In this acid activity students distinguish the properties that create strong and weak electrolytes.
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Chemistry 115 Practice Exam 3
Radioactive decay, pH, properties of elements, organic compounds, and stoichiometry are all touched upon through this practice chemistry exam. It always helps learners to take a practice test in preparation for the actual exam. This...
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Review of Ionic and Covalent Compounds and Transitioning from Ionic to Covalent Compounds
Here is a unique assigment: compare and contrast ionic and covalent compounds in an extensive data table and then analyze Lewis dot structures in antoher. Three columns are to befilled in: "characteristic or feature," "applies to ionic...
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Regents High School Examination PHYSICAL SETTING CHEMISTRY 2007
The University of the State of New York has designed a series of exams to be given to high schoolers. This chemistry exam is one of the most comprehensive and well-written that you will ever find. It consists of 84 questions in a variety...
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Chemical Reactions
In this chemical reactions worksheet, students solve 16 exercises by writing and balancing chemical reactions. They calculate the concentration of various solutions.
National Institute of Open Schooling
Electrochemistry
In an electrolytic cell, electrical energy is converted into chemical energy, the exact opposite of a battery! Lesson 15 in a series of 36 explores electrochemistry. Participants begin by reading and discussing oxidation/reduction...
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Chemistry 302
In this chemistry 302 learning exercise, students determine if the reaction is a battery or electrolytic. Students balance the reaction and then indicate which species is receiving the electrons. Students fill in a table for a battery...
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Forcing Electrons to Move
In this electrolytic cell worksheet, students read about car batteries and how they produce electricity for cars to run. They answer six questions about electrolytic cells and oxidation-reduction reactions.
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Writing Net Ionic Equations
In this ionic equations worksheet, learners are given 20 equations to complete. They are to write the net ionic equation and indicate if a precipitate or gas is formed. In addition they are to determine if 11 compounds are acids or bases...
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DNA Fingerprinting through a Chemistry Lens
Young scholars explore DNA and restriction enzymes using fragments of DNA separated by electrophoresis on an agarose gel. They analyze the results to see "whodunit".
Virginia Department of Education
States of Matter
Scientists have been studying exothermic reactions before they were cool. The lesson begins with a discussion and a demonstration of heat curves. Scholars then determine the heat of fusion of ice and the heat needed to boil water through...
Virginia Department of Education
Finding the Formula and Percent Composition
Do you have mole problems? If so, call Avogadro at 602-2140. The lesson starts with pupils working independently to solve for molar mass of ionic compounds. Then they learn to solve for percent composition and later perform an...
Virginia Department of Education
Vapor Pressure and Colligative Properties
Hate to vacuum, but enjoy using a vacuum pump? Explore a lesson that starts with a demonstration of boiling water at various temperatures by using a vacuum pump. Then scholars design their own experiments to measure vapor pressure and...
Virginia Department of Education
Moles Lab Activities
Want my name and number? It's 6.0221415 times 10 to the 23rd, and my name is Avogadro. Providing nine different activities, experiments, and labs, this lesson keeps Avogadro relevant to your class all year long.
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AP Chemistry-Solution Chemistry Practice Problems
In this solutions activity, students solve fifteen problems including finding molar concentrations, writing net ionic equations, determining molarity of solutions, identifying oxidized and reduced agents and finding mass percent of...