Curated OER
Chemical Equilibria
In this chemical equilibria instructional activity, students write equilibrium expressions for chemical reactions and calculate the value of the equilibrium constant. This instructional activity has 8 problems to solve.
Curated OER
Chemical Equilibria
In this chemical reactions learning exercise, learners determine how mixtures shift toward reactants or products to reach equilibrium. For given reactions, learners determine how concentrations will change when adding or removing gases...
Curated OER
Heterogeneous Equilibrium: Measurement of a Partition Coefficient
In this chemistry worksheet, students examine a concept in science and then use the knowledge in application by conducting an experiment.
National Institute of Open Schooling
Ionic Equilibrium
Scientific studies show the older we get, the more acidic we become. The activity extensively teaches high schoolers about acids and bases. By the end of the 14th installment of 36, they can define and explain three concepts of...
Curated OER
2005 U.S. National Chemistry Olympiad - Local Section Exam
National Chemistry Olympiad tests are released after their use each year, since they cannot use them again for this event. The result: outstanding comprehensive assessment resources for general chemistry classes! This 2005 version covers...
Curated OER
Le Chatelier's Principle
In this chemical equilibrium worksheet, students review Le Chatelier's Principle and predict the direction of equilibrium shift for different changes to a chemical reactions. Students also review enthalpy and entropy. This worksheet has...
Curated OER
Le Chatelier's Principle
In this chemical reaction worksheet, students apply Le Chatelier's Principle to explain how the given changes in reaction conditions will affect the position of equilibrium. This worksheet has 6 problems to solve.
Curated OER
Thermodynamics Homework Problem Set
In this chemistry worksheet, students determine the equilibrium pressure of NO at each temperature listed. Then they explain why lowering the combustion temperature would have any effect on the NO emission. Students also use the values...
Curated OER
Redox/Electrochemistry Review Questions
In this redox review instructional activity, students determine the balanced net cell reaction, calculate the value of the equilibrium constant, and write the balanced net ionic equation for reactions. This instructional activity has 13...
Curated OER
Solutions and Solubility
In this solutions worksheet, students determine concentrations of reactants at equilibrium. Students describe the effects of adding reactants have on the solubility of a compound. This worksheet has 5 problems to solve.
Curated OER
Chapter Review Topics for Exam 2
In this chemistry chapter review instructional activity, students examine their knowledge of equilibrium, Brønsted acid, and pH value as they respond to 25 short answer questions.
Curated OER
More Thermochemistry Problems
This two-page assignment covers basic thermochemistry concepts. Chemistry learners identify exothermic and endothermic processes, explain a phase change graph, and draw an energy level diagram. There are no problems to solve, just...
Curated OER
Chemical Equilibrium
Middle schoolers explore Le Chatelier's Principle. In this lesson about chemical equilibrium, students do an experiment with several different activities . Middle schoolers observe as they do the experiments and understand the outcome....
Curated OER
Physical Equilibrium
In this physical equilibrium worksheet, students compare polar and non-polar compounds and the solubility of specific solutes in solvents. Students calculate molar heat, molar solubility, and molality for specific reactions. This...
Curated OER
Acid-Base Chemistry
In this acid-base worksheet, students write balanced chemical equations given the reactants for 18 reactions. If no reaction occurs, they write N.R. They also rank acids and bases in increasing order.
Curated OER
Chemistry in Action
In this chemistry in action worksheet, learners read about sulphuric acid, the use of metals, the production of titanium and the detection of chemical elements and compounds. Students are given 8 statements about what they should know...
Curated OER
The Effects of Temperature on Rate
Students create predictions on what they believe happen to reaction rates when temperature is raised. They use hot, cold, and room temperature water for this experiment and observe the differences. They graph their observations and...
Curated OER
Thermodynamics
In this thermodynamics instructional activity, students calculate the change of entropy and standard free energy change for given reactions. Students write expressions for the thermodynamic equilibrium constants for reactions. This...
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Le Chatelier's Principle
In this chemical reactions activity, students apply the Le Chatelier's principle to determine the equilibrium shift in the reaction based on specific changes to the system. This activity has 2 short answer questions and 2 problems to solve.
Curated OER
Kinetics and Equilibrium
Students develop an understanding of what a reaction is and factors that affect it. They are introduced to: reaction mechanisms, reaction rates, reaction order, factors affecting reaction rates, Le Chatelier's Principle and Equilibrium.
Virginia Department of Education
Mystery Iron Ions
Young chemists perform an experiment to determine if a compound is iron (II) chloride or iron (III) chloride. Then they determine the formula, balance the equation, and answer analysis questions.
Chymist
Energy of a Peanut
Are you nuts? An engaging experiment burns nuts to find their kilocalories. Young chemists analyze at least two different types of nuts with their experimental results versus what is on the package. The resource offers a great lab for...
CPO Science
Physics Skill and Practice Worksheets
Stop wasting energy searching for physics resources, this comprehensive collection of worksheets has you covered. Starting with introductions to the scientific method, dimensional analysis, and graphing data, these skills practice...
Curated OER
Chemistry 152 - Competencies
In this chemistry competencies instructional activity, students calculate rate law, balance equations, determine pH of solutions, give the oxidation number for atoms, and write in formulas. This instructional activity has 4 fill in the...