Crash Course
Stoichiometry: Chemistry for Massive Creatures
Moles exist in chemistry? These are not animals that live underground and dig through your gardens — they are quantities of elements. Learn about moles and how they help chemists determine amounts of substances (from atomic mass to grams).
Curated OER
Everything You Ever Wanted to Know About Stoichiometry
In this chemistry worksheet, learners identify the process of Stoichiometry and use it to calculate various chemical reactions similar to that of a recipe. In addition, they identify a connection between isoamyl alcohol and the product...
Teacher's Pet
Percent Yield
How do chemists know if they've done a good job performing a reaction? They use the percent yield equation! Introduce the calculation that often determines success (or otherwise) in the lab with a short video. The narrator explains...
Pingry School
Synthesis of an Insoluble Ionic Salt: A Stoichiometry Experiment
Challenge young scientists to design their own experimental procedures. They write the procedure for properly preparing two grams of a water-insoluble ionic salt. To finish, they perform the experiment and collect data to prove their...
Pingry School
Mole Relationship in a Chemical Reaction
What do budding scientists know about moles and reactions? Using an attention-grabbing lab experiment, young scholars collect data to apply the law of conservation of mass to predict the mass of gaseous products. They examine several...
Curated OER
Chapter 10: Chemical Calculations and Chemical Equations
For this chemical equations worksheet, students write and balance chemical reactions. They complete 98 short answer and problem solving questions on molarity and chemical equations.
Beyond Benign
Green"er" Precipitation Reaction
All sodium carbonate may not have the same amount of carbonate, but it should have the same percent. Learners write and balance an equation to predict the chemical reaction between sodium carbonate and zinc acetate. Through the lab...
JFR Science
Percent Yield: Determining the Success of a Chemical Reaction
Are you looking for a resource that will yield great results? Scholars view a video in the JFR Science playlist that shows the method for computing percent yield. It highlights the equation and explains how to find each component.
Curated OER
Theoretical Yield and Percent Yield in Chemical Reaction
In this stoichiometry worksheet, students solve several problems using the stoichiometric method. Students find the percent, theoretical, and actual yield for all problems presented.
Curated OER
Determination of Equivalent Weight of an Acid
In this chemistry worksheet, students look for the weight of acid and examine its mass using chemical equations and a laboratory procedure.
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.