Curated OER
Transfer of Thermal Energy
Students define temperature and heat, distinguish between temperature and heat flow, calculate amount of heat energy released or absorbed in chemical process, and design procedure, through experimentation, to gather and evaluate data to...
Curated OER
Stoichiometric Relationships
In this reactions worksheet, students learn how to solve stoichiometric problems based on the mole ratios of a balanced equation. Then students complete 7 problems.
Curated OER
Mini Rockets
Students explore gases. In this chemical energy lesson, students will observer chemical reactions and infer a conclusion about reaction producing gasses.
Curated OER
Solutions Review
In this solutions worksheet, students review the properties of solutions, the polarity of molecules, molarity, and solubility curves. This worksheet has 8 short answer questions and 15 problems to solve.
Curated OER
Limiting Reagent Worksheet
In this chemistry worksheet, students engage in this activity that is focused upon the concept of a reagent. The questions are then answered by the students for review.
Curated OER
The Mole
Students explore the concent of using the mole to solve problems related to counts small particles of matter. Students work individually and in groups to complete conversions of substances from moles to matter.
Curated OER
Balancing Equations
Students work in pairs to complete a worksheet that asks them to balance several chemical equations. They partner with other students to correct the equations and then follow online instructions to create a table in Word.
Curated OER
Chemistry II Enthalpy Worksheet
In this enthalpy equation instructional 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.
Curated OER
Reacting Masses Problems
In this chemical reactions worksheet, students follow steps to determine the mass of compounds formed by the combustion of an element. This worksheet has 5 problems to solve.
Creative Chemistry
Titration Calculations
In this titration learning exercise, students calculate the moles of acids in a given amount of solution, balance equations, and calculate the concentrations of given acids. There are 10 problems to solve.
Curated OER
Mass To Mass Problems
In this chemistry worksheet, students engage in a series of chemical problems that are associated with comparing mass to mass. The answers are included.
Curated OER
Working with Solutions
In this solutions worksheet, students review how molarity is calculated and how to prepare a dilute solution. This worksheet has 5 problems to solve.
Curated OER
Thermometric Titration of an Unknown Acid
Students determine the number of ionizable hydrogen's in an unknown acid and determine the equivalent weight of an unknown acid. They determine the enthalpy change for the ionization of an unknown acid.
Curated OER
Chemical Reactions
Students work in groups to define chemistry vocabulary including the terms reactants, products, exothermic and endothermic. They then combine the group definitions to arrive at a consensus definition for the class. Students also listen...
Curated OER
Acid-Base Calculations
In this acid-base worksheet, students calculate the pH of given solutions and determine if given solutions are acids, bases, or neutral. This worksheet has 3 graphic organizers and 4 problems to solve.
Curated OER
CheMATHstry That Sticks Right to You
Students find the percent composition of sugar in the gum. In this chemistry lesson plan, students calculate percent error from the experiment. They use dimensional analysis to convert between units.
Science Education Resource Center at Carleton College
Serc: Chem Prime: Creating a Connection Between Everyday Life and Stoichiometry
Students learn about stoichiometry, and make the connection between stoichiometry and when they use the same mathematical process during their every day life.
Science Education Resource Center at Carleton College
Serc: Mn Step: Stoichiometry: Introduction to Stoichiometry
Using the example of a cake recipe, students find the ratios between different ingredients, which introduces the concept of mole ratios. They then calculate the mole ratios in a chemical equation, and learn how this applies to...
Frostburg State University
General Chemistry Online: The Mole Concept
Resource provides notes on Moles and Stoichiometry. Deals with all book-keeping aspects, including as section on yields and limiting reactants. Includes lesson plans, lecture slides and notes, links to related websites, and frequently...
Science Education Resource Center at Carleton College
Serc: Learning About Dimensional Analysis and Stoichiometry
Help your students learn the skill of dimensional analysis and the importance of mastering that skill. In this activity, students will work on their critical thinking by solving dimensional analysis problems. The lesson is formatted on...
Science Education Resource Center at Carleton College
Serc: Hydrogen Oxygen Rockets
Students investigate how to build and launch a simple rocket that uses hydrogen and oxygen gases that will be mixed to propel the rocket. Students learn the principles of combustion reactions, kinetics, stoichiometry of reactions,...
Science Education Resource Center at Carleton College
Serc: Combustion or Oxidation
Young scholars burn a magnesium strip to reinforce the concepts of chemical vs. physical changes, reaction types, conservation of mass, formulas and equations, stoichiometry, Lewis structures, and to explore the concept of...
Chemistry Collective
Chem Collective: Mixed Reception
Participate in the investigation of a virtual crime scene using chemistry concepts to solve a mysterious death. The 40-50 minute activity can be used as a classroom lab or as a homework assignment. Additionally, teachers may request a...
Frostburg State University
General Chemistry Online: Faq the Mole Concept
This FAQ site over general chemistry concepts presents the question: "Why are moles used?" It explains what moles are and how they can be used to count molecules and how grams can be turned into moles.
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