Curated OER
Chemistry Equilibrium Worksheet
This worksheet focuses on writing equilibrium constants. Learners work to determine the direction of reactions, concentrations of different substances, and equilibrium constants.
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Equilibrium, Enthalpy and Entropy
In this chemical reactions worksheet, young scholars determine what is true about a system at equilibrium and give examples of macroscopic properties. Students determine minimum enthalpy and maximum entropy for reactions. This worksheet...
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Hot Rocks
Pupils demonstrate that setting of plaster and cement is a change, which involves a release of heat energy, use data collected experimentally to construct comparison graphs and analyze the graphs to make predictions about future...
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Practice Test Chapter 12: Energy Changes in Chemical Reactions
In this chemistry practice test worksheet, students review their knowledge of energy changes in chemical reactions as they answer 17 multiple choice and short answer questions.
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Balancing Chemical Reactions
In this balancing chemical reactions instructional activity, students answer 12 questions about balancing reactions. They find the coefficients to balance atoms in equations, they balance reactions, they find the molecular mass of...
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Ziplock Chemistry
Students investigate various chemical reactions when creating mixtures in ziplock baggies. In this chemistry lesson, students will recognize various chemical reactions and cite evidence. Safety and assessment strategies are included in...
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Kinetics Worksheet
In this kinetics learning exercise, students solve twenty one problems related to reaction rates, half life, reaction orders, catalysts, and activation energy.
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Bhopal - Runaway Reaction
Students research and study the disaster of Bhopal to grasp the essential concept of controlling chemical reactions. They explain how the Bhopal disaster might have been prevented based upon their knowledge of factors affecting the rate...
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Equilibrium
In this equilibrium worksheet, students predict the concentrations of solutions at equilibrium and apply Le Chatelier's principle to systems at equilibrium. This worksheet has 15 multiple choice questions.
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Free Energy Formula
In this chemical reaction instructional activity, students use the free energy formula to determine if reactions are spontaneous or not. This instructional activity has 5 problems to solve.
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Combustion
For this combustion pre-lab worksheet, learners determine the chemical equation for the reaction, define combustion and exothermic, and describe the molar heat of combustion. This worksheet has 14 short answer questions.
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Synthesis Reactions
Tenth graders write and balance chemical equations and make a PowerPoint presentation on synthesis reactions.
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Types of Reactions
In this reactions learning exercise, students describe combustion as either exothermal or endothermal. Students balance reactions and label the types of reactions. This learning exercise has 1 multiple choice, 2 short answer, and 10...
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AP Chemistry-Thermochemistry
In this thermochemistry worksheet, students answer twenty multiple choice questions about heat, enthalpy changes, thermal, mechanical and electrical energy and the laws of thermodynamics.
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Chemical Equations
For this chemical equations worksheet, students complete a paragraph about chemical equations by filling in 17 terms from a word list.
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Chemical Equations
In this chemical equations activity, students complete a paragraph by filling in the 17 terms associated with chemical equations.
American Chemical Society
Energy Foundations
Only 10 percent of an incandescent bulb's energy is used to create light; the remaining 90 percent is heat. In the unit of activities, young chemists examine energy through hands-on activities, videos, discussions, and readings. Scholars...
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Chemistry II Enthalpy Worksheet
In this enthalpy equation activity, students are given 3 examples of chemical reactions. Students then respond to 4 practice problems and 1 challenge problem in regard to heat and energy change and release.
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Reactivity Series Questions
In this reactions worksheet, students read about two types of reactions that take place between metals: displacement and competition. Then students answer 2 problems.
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No Creation-No Destruction--All in a Baggie
Learners investigate the concepts of conservation of mass and simple chemical reactions. Students complete lab experiments and record all observations as well as conduct experiments on their own to determine which reactions created...
Kenan Fellows
How Much Heat Can a Phase Change Produce?
Scholars learn about heat release in phase changes. They perform calculations as they compare and contrast a science fiction passage and a home heating application.
Kenan Fellows
How Much Energy Is That Anyway?
The fifth lesson in the six part series introduces units of energy including calories, Calories, and joules. Scholars determine the energy released when eating a snack and during activity.
Curated OER
Matter
Eighth graders explore chemical reactions and their products. They define a chemical reaction and describe the characteristics of a chemical reaction. Students classify chemical reactions.
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Heat of Reaction
In this reactions worksheet, students define enthalpy, heat of formation, and Hess's Law. Students determine how many kilojoules are released during specific reactions. This worksheet has 6 short answer questions and 11 problems to solve.