Curated OER
Titrations
In this titrations worksheet, learners calculate the concentration of solutions and the molarity of solutions for the given chemical equations. This worksheet has 4 problems to solve.
Curated OER
Equilibrium Constant
For this reactions worksheet, students write the equilibrium expressions for the given unbalance equations. This worksheet has 6 problems to solve.
Curated OER
Chemical Changes
Eighth graders observe two types of interactions in a sealed plastic bag. One bag contains baking soda and water, and the other baking soda and vinegar. They determine what evidence indicates that a chemical change is occurring.
Curated OER
Chemical Changes to Matter
Students analyze the causes of corrosion. In this chemistry instructional activity, students investigate what is necessary to cause chemical changes in matter. Students discover the causes of rust and tooth decay.
Curated OER
Energy and Energy Conversion
Third graders investigate different energy conversions through hands-on activities. In this energy instructional activity, 3rd graders move through four stations and conduct experiments illustrating energy conversions. Wave energy,...
Curated OER
Chemical Reactions
In this reactions worksheet, young scholars state the differences between a coefficient and subscript and an exothermic and endothermic reaction. Students review the different types of reactions. This worksheet has 13 short answer...
Curated OER
Activity #20 Tear An Aluminum Can In Half
Students observe the chemical reaction between CuCl2 and aluminum. They identify the evidence for a chemical change. Pupils answer the following questions after observing the experiment: How do you know a chemical reaction occurred?,...
Curated OER
Chemical Changes by Gems
Seventh graders observe that heat is produced when two substances are combined. They brainstorm how, and then experiment to find out which of two chemicals created the heat.
Curated OER
Chemical Volcano
Students observe a demonstration performed by the teacher. They examine of a series of acid/base reactions and discover how various indicators work.
Curated OER
Types of Reactions
In this reactions worksheet, students describe combustion as either exothermal or endothermal. Students balance reactions and label the types of reactions. This worksheet has 1 multiple choice, 2 short answer, and 10 problem solving...
Curated OER
Physical vs. Chemical Change Lab
Young scholars recognize both a physical and chemical change in different substances. They determine which particles actually changed into different substances, and explain if it represented a physical or a chemical change.
Curated OER
Physical and Chemical Changes
In this physical and chemical changes worksheet, students will read 4 different examples of a physical or chemical change and will write in the effect of each of these changes.
Purdue University
Can You Design a Hot or Cold Pack?
You're getting warmer. Groups conduct an experiment to determine which of four chemicals are in hot/cold packs. They learn about exothermic and endothermic reactions and use this knowledge to design a hot/cold pack that is small enough...
Beyond Benign
Cookie Equations
Cookies and chemical equations have a lot in common! Using cookies as a reference, scholars learn to balance chemical equations. Pieces of the cookies represent different parts of the compounds and elements. This is the sixth installment...
Pearson
The Chemical Context of Life
An educational presentation includes atoms, molecules, the four major elements, as well as neutrons and protons. Additionally, slides focus on atomic number, mass number, atomic weight, polar and nonpolar covalent bonding, ionic...
Beyond Benign
The Green Zine
It's time for your class to advertise what they've learned! The culminating lesson plan in the 24-part series asks scholars to use their newfound chemistry knowledge to create advertisements. Their magazine advertisements describe the...
American Chemical Society
The Fate of Calcium Carbonate
Soften up an egg. Learners use vinegar to test for calcium carbonate in an egg shell and an antacid tablet and compare the reaction with vinegar to the reaction with water. In a second experiment, class members break down an egg shell...
College Board
2014 AP® Chemistry Free-Response Questions
More than half of AP Chemistry test takers earn a high enough score to get college credit. Improve that statistic by using past test questions including precipitate, molarity, and chemical equations to prepare for a future exam. The...
Curated OER
Activity #19 Oxygen For Yeast
Students observe and record what occurs when yeast is added to hydrogen peroxide. They indicate why a chemical reaction (decompostion) must have occurred during the experiement. Pupils explain why yeast was used. Students comprehend the...
Curated OER
Physical vs. Chemical
In this physical vs. chemical change worksheet, students answer 10 questions about identifying chemical and physical changes. They identify exothermic and endothermic reactions and the parts of a chemical equation. Students answer 1...
Curated OER
Chemical Changes
Second graders investigate chemical changes and reactions and will identify four characteristics that indicate a chemical change. In this chemical change lesson plan, 2nd graders perform experiments that promote chemical changes. They...
Curated OER
Balancing Redox Reactions
In this chemical equation lesson, students balance 10 redox equations. The worksheet is printable and the answers are not available.
Curated OER
Moles
In this moles worksheet, students calculate the number of moles found in a specific chemical compound mass. Students also calculate how many moles in produced in specific reactions. This worksheet has 4 problems to solve.
Curated OER
Practice Sheet - Aromatic Systems
In this aromatic systems worksheet, students draw the structures of the given compounds and name compounds shown. Students complete the reactions given. This worksheet has 4 problems to solve.