Curated OER
Limiting Reactant
Chemistry classes learn the importance of a limiting reactant by first considering a cake recipe. Given the recipe and the total amount available for each ingredient, they must calculate how many cakes can be made. Finally, they apply...
Chymist
Plop, Plop, Fizz, Fizz
One of the most recognizable commercial melodies was written in 1977, and led to gastronomical relief around the world. Scholars use Alka Seltzer tablets to measure reactants and calculate the chemical equation for the reaction of NaHCO3...
Curated OER
Chemical Equilibria and an Introduction to Water Chemistry
In this equilibrium and water chemistry worksheet, students solve twenty problems related to acids and bases, equilibrium and water.
Royal Society of Chemistry
Aspirin—The Wonder of Medicine
What do aspirin and the willow tree have in common? Scholars of chemical synthesis engage in a fascinating reaction to make their own aspirin samples. The lab uses thin layer chromatography analysis, includes stoichiometric calculations,...
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...
Massachusetts Institute of Technology
Lego Atoms and Molecules: Chemical Reactions
Show young chemists what a chemical reaction looks like with two parts of a hands-on experiment. First, learners conduct a wet lab where they observe the reactants (baking soda and calcium chloride, with phenolsulfonphthalein)...
Pingry School
Chemical Equilibrium
We know about the light spectrum, the age spectrum, and sound spectrum, but do chemical reactions also occur on a spectrum? Young scientists experiment with partial reactions on a spectrum and observe the color changes. Then, they...
University of Georgia
Stoichiometry of S'mores
How fun would it be to teach the concept of stoichiometry while allowing your chemistry class to assemble a classic campfire treat? This fun and engaging activity allows pupils to explore the principles of the chemical theory while...
Curated OER
Chemistry Lab: Chemical Equilibrium
Students investigate the effects of adding or removing a reactant or a product on chemical equilibrium. In this equilibrium lesson plan, students add or remove ions to solutions to determine the effects on equilibrium. They make...
Kenan Fellows
Balancing Equations Using Matrices
Matrices help solve systems of equations in chemistry, computer graphics, circuitry, probability, and more. The second instructional activity in a seven-part series focuses on using matrices to balance chemical equations. Pupils rely on...
Curated OER
Translation and Proteins
High schoolers follow the steps of translation and identify the reactants and products of translation. They able to explain that proteins are made of amino acids which are coded for by RNA. Students are able to give examples of...
Curated OER
The Effects of Temperature on Rate
Students create predictions on what they believe happen to reaction rates when temperature is raised. They use hot, cold, and room temperature water for this experiment and observe the differences. They graph their observations and...
Curated OER
Dilution and Concentration of Solutions
Future chemists practice laboratory techniques by creating a monochloramine solution. The objectives are to use of dilution, 9concentration, and measurement skills and to prepare a solution that will be used in a water treatment...
Curated OER
Effect of Concentration of the Reactants
Pupils experiment to determine the effect of the frequency of collisions between atoms or ions of the reactants. They investigate the rate at which aluminum replaces hydrogen from a solution of hydrochloric acid.
Curated OER
Basic Chemistry Principles
Pupils use the basic principles of Chemistry to determine pH levels. Elements of the Periodic Table are also included in this activity.
Curated OER
What is a Chemical Reaction?-Evidence of Change
For this chemical reactions worksheet, students experiment with hydrochloric acid and copper (I) chloride to identify the types of reactions they undergo with various other substances. They also observe the law of conservation of mass...
Curated OER
Unit Conversion in Chemistry
Hopefully by the time high schoolers are enrolled in your chemistry class, they are skilled with unit conversion. It does not hurt, however, to take an hour early in the school year to review this vital skill. This plan simply provides a...
Curated OER
Physical and Chemical Changes
Students examine the different changes in matter. In this chemical change lesson students determine the amount of reactant made in a reaction using the law of conservation.
Curated OER
Introducing Chemistry Vocabulary
Students study vocabulary based on chemistry terms by creating flash cards. In this scientific vocabulary lesson, students utilize a chemistry word or phrase to create a card which uses the term, describes it in the student's...
Curated OER
Yeast Fermentation
Students measure the temperature change involved in the production of carbon dioxide by yeast. They also identify products and reactants in a chemical and balance the equation.
Curated OER
Developing a Theory About the Nature of the Contents of a Sealed Box
Pupils observe the changes of a closed chemical system. They record and analyze the data as they manipulate the system. They answer questions to end the lesson.
Curated OER
Energy and Matter
A review of a full unit on energy and matter, this slide show starts with basic definitions of states of matter and their mass. It then develops the ideas of the forces that that matter can exert. Details about bonding within matter and...
Curated OER
Chemistry: Chemical Reactions
Students investigate chemical reactions. In this chemistry lesson, students burn magnesium and record the mass. Students list five chemical reactions they see everyday.
Curated OER
Water
In this water learning exercise, students compare and contrast elements and compounds. Students define chemical symbols, chemical formulas, and chemical properties. This learning exercise has 19 short answer questions.