Curated OER
Stoichiometry
Students discover stoichiometric relationships in chemical equations. They review mole to mole conversions. They understand mass/particle conversions. They perform a lab to reinforce stoichiometry.
Curated OER
Mole/Gram Conversions
In this compounds learning exercise, learners calculate the number of grams or the number of moles in the given compounds. Students calculate the percentage weight by mass of an element in a compound. This learning exercise has 3...
Illustrative Mathematics
How Many Cells Are in the Human Body?
Investigating the large numbers of science is the task in a simple but deep activity. Given a one-sentence problem set-up and some basic assumptions, the class sets off on an open-ended investigation that really gives some context to all...
Curated OER
Chemical Calculations
In this chemical calculations worksheet, students fill in 7 blanks with appropriate terms. They determine if 7 statements are true or false, they match 5 conversion problems to their solutions and they solve 2 stoichiometry problems...
Curated OER
Mole Stuff
In this moles worksheet, students practice calculating the number of moles based on grams of a compound. Students use the rate of reaction equation to determine the rates of specific reactions. This worksheet has 10 problems to solve.
Curated OER
You say Avocado, I say Avogadro
Students convert mole to mass to particles and vice versa. In this chemistry lesson, students discuss the importance of Avogadro's number. They apply what they have learned in a team competition.
Curated OER
Converting Amount to Mass
In this elements activity, students practice converting a given amount of an element to the mass using its molar mass. This activity has 12 problems to solve.
Curated OER
Unit 2 Quantities Review
In this quantities in chemistry activity, students solve 13 review problems about percent composition, significant digits, the mole, simple and molecular formulas, balancing equations, stoichiometry, limiting reagents and percent yields.
Royal Society of Chemistry
Mass Concentration of Solutions
Ready to teach your class about molar mass and solution concentration? Make time for an interactive resource that will challenge their reasoning and problem-solving skills. Science scholars calculate the molarity of several solutions...
Curated OER
Chemical Stoichiometry Problems
In this stoichiometry learning exercise, students calculate theoretical yield and percent yield. This learning exercise has 2 problems to solve.
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
The Way Science Works
In this science experiments and measurements worksheet, students answer 6 questions about experimenting, SI units, and conversions. They convert 6 measurements from one metric unit to another.
Curated OER
Ideal Gas Law
Students explain and use ideal gas law and use the law to solve problems. They use conversion factors to convert mass to mol. Also students use stoichiometry skills previously learned.
Kenan Fellows
Reaction Stoichiometry—How Can We Make Chalk?
What is a reasonable percent yield in the manufacturing process? Scholars develop a process for producing chalk in the third lesson of a six-part series. Then, they must determine the theoretical and percent yield. Discussions about...
Curated OER
Stoichiometry Lessons
Students are introduced to stoichiometric relationships in chemical equations with a Trail Mix activity before performing a lab to reinforce stoichiometry. Students complete the unit with a lab about limiting reactants in chemical...
Curated OER
Stoichiometry
Balancing equations is a foundational skill for starting chemists. There are a few slides in this PowerPoint with colorful diagrams that help to explain how. Unfortunately, the presentation begins with an unrelated table of contents and...
Curated OER
Chapter 10: Chemical Calculations and Chemical Equations
In this chemical equations activity, students write and balance chemical reactions. They complete 98 short answer and problem solving questions on molarity and chemical equations.
Curated OER
AP Chemistry Thermochemistry 2
In this thermochemistry worksheet, students solve a variety of problems including finding heats or reactions, determining specific heats of substances, finding the amount of energy released in a calorimeter determining the final...
Curated OER
Gases
In this gas worksheet, students convert within units of pressure and temperature, they solve problems using the various gas laws, they explain concepts as they related to the kinetic molecular theory and they discuss details of a...
Curated OER
Solutions Worksheet
Young scholars complete a worksheet on solutes in chemistry. They are given an equation in order to find the total mass solution, molarity, and molality.
Curated OER
Ideal Gas Problems
In this ideal gas worksheet, students review Boyle's law, Charles's law, and Avogadro's principle. Students use this information to complete 3 problems.