American Chemical Society
Preparation and Combustion of Biodiesel
The United States is the world's largest producer of biofuel. During an in-class investigation, young scientists produce their own biodiesel. They burn a sample of it to determine the heat of combustion. Then they discuss the results...
Curated OER
Solving Practical Problems with Heats of Combustion
In this combustion worksheet, students calculate kJ obtained from combustion or the kJ used to fuel a car. Students use the heat of combustion of sugar and fat to determine the energy needed by the body. This worksheet has 1 short answer...
Curated OER
Early Central Heating
In this history of heating worksheet, students read about the different ways of heating rooms over time. They answer three critical thinking questions about conduction, convection and heating.
Curated OER
AP: Chapter 9: Respiration - Extra Credit 1
Don't just use this as an extra credit assignment! The two scenarios on this handout give microbiology hopefuls an opportunity to practice critical-thinking skills. They apply their knowledge of cellular respiration and the products of...
Curated OER
Energy Changes, Rates of Reactions, Nuclear Chemistry
In this energy changes, rates of reactions and nuclear chemistry activity, students solve 14 problems to review concepts about endothermic and exothermic reactions, heat of combustion, heat of reactions, enthalpy, kinetic and potential...
Curated OER
Fossil Fuels Summary
As the title suggests, this is a simply summary of fossil fuels. There are no questions to answer or problems to solve, just notes about fossil fuels. The notes cover how fossil fuels are formed, how we extract it, what humans use it...
Curated OER
Heat of Reaction
In this reactions learning exercise, students define enthalpy, heat of formation, and Hess's Law. Students determine how many kilojoules are released during specific reactions. This learning exercise has 6 short answer questions and 11...
Curated OER
Energy and Stoichiometry
In this stoichiometry worksheet, learners calculate the amount of heat energy released in combustion equations. This worksheet has 4 problems to solve.
Curated OER
Chemical Reactions
In this writing chemical reactions learning exercise, students solve 15 problems on their own paper using a 3 step-problem solving approach. In addition, students write six balanced equations and classify each reaction. They also write...
Curated OER
Forest Fires
Students discuss the benefits and problems associated with fire. They discuss the role that fire plays in maintaining healthy ecosystems. Students brainstorm ways that fire can be harmful, such as damaging homes, communities, and...
Curated OER
Problem Set For Final Exam-Organic Chemistry
In this organic chemistry worksheet, students solve 15 problems including identifying specific organic molecules, drawing organic molecules and completing reactions of organic molecules.
Curated OER
Energy and Enthalpy
In this energy worksheet, students calculate how much energy is required to heat solutions. This worksheet has 4 problems to solve.
Curated OER
Combustion of Alcohols
In this combustion worksheet, students use a table showing the amount of heat released when different alcohols burn to complete 2 problems. Students create 2 graphs plotting the energy release against the number of carbon atoms.
Curated OER
Exam Review: Chemistry Calculations
In this chemistry calculations review learning exercise, students solve 33 review problems about titrations, precipitates, pressure and volume of gases, combustion reactions, heat of combustion, molar concentrations and molecular formulas.
Curated OER
Stoichiometry
In this stoichiometry worksheet, students solve thirty problems using the process of stoichiometry to find moles, molecules, and masses of substances in chemical reactions. Students balance chemical equations, find limiting reagents and...
Curated OER
Review for Thermodynamics Quiz
In this thermodynamics worksheet, students review kinetic and potential energy, enthalpy, entropy, and standard hear of formation. This worksheet has 1 short answer and 5 problem solving questions.
National Institute of Open Schooling
Chemical Thermodynamics
All chemical reactions require energy. To explore thermodynamics, classes read and discuss its laws, exothermic and endothermic reactions, enthalpy in many forms, calculate enthalpy problems, and use Hess' Law to calculate enthalpy of a...
Curated OER
Thermodynamics
In this thermodynamics worksheet, learners calculate the enthalpy change and free energy change for given reactions. students describe what happens to the entropy of a system and describe how its enthalpy changes. This worksheet has 20...
California Academy of Science
Energy: A Day in My Life
If only we could harness the energy of fifth graders, our energy problems would be over! The class discusses where different forms of energy come from and how we use them. They complete a chart of the activities that they do daily that...
Curated OER
Thermochemistry
In this thermochemistry instructional activity, students calculate the enthalpy of vaporization as well as the write the thermochemical expression for the production of the chemical reaction.
Curated OER
Calorimetry Worksheet
In this chemistry worksheet, students answer the essay questions while focusing on the concept of measuring calories and there is a variety of types of problems.
Curated OER
Type of Chemical Reactions: Single and double displacements
Students are taught that combustion of carbon in charcoal briquetts produces heat and light. They are shown how to find single displacement and double displacement. Students solve problem set of single and double displacement.
Curated OER
Phases of Matter and Thermochemistry
For this theromochemistry worksheet, students review the kinetic theory of gases and the three phases of a substance. Students calculate how much heat is required to raise a certain mass of solution a certain number of degrees. This...