Curated OER
Honors Chemistry Rate Law Homework
For this reactions worksheet, students determine the reaction order and rate law for the reaction given. This worksheet has 3 problems to solve.
Curated OER
Calculating Rates
In this rates worksheet, learners determine the rate of production or consumption for given reactions. Students write chemical equations in complete ionic form or net-ionic form. This worksheet has 6 problems to solve.
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
Slime and Polymers
Students participate in an experiment to demonstrate how mixing certain chemicals together can change the consistency of both chemicals. Glue, water, and borax are used to create a slime-like substance which is examined to determine how...
Curated OER
Molarity, Excess and Percent Yield
In this molarity worksheet, students are given balanced equations and they are to calculate the mass or volume of reactants and products. Students calculate the theoretical, percentage, and actual yield for chemical equations. This...
Curated OER
Electrochemistry
In this electrochemistry worksheet, students write cell diagrams and determine if reactions are spontaneous. Students rank ions from strongest to weakest oxidizing agents. This worksheet has 7 problems to solve.
Curated OER
Equilibrium Equations
In this equilibrium worksheet, learners calculate the equilibrium constant for reactions and the equilibrium concentrations. This worksheet has 10 problems to solve.
Curated OER
Titrations
In this titrations worksheet, students 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
Learners analyze the causes of corrosion. In this chemistry lesson, students investigate what is necessary to cause chemical changes in matter. Learners 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 lesson, 3rd graders move through four stations and conduct experiments illustrating energy conversions. Wave energy, chemical energy,...
Curated OER
Chemical Reactions
In this reactions worksheet, students 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 questions.
Curated OER
Activity #20 Tear An Aluminum Can In Half
Young scholars 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...
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
Students 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 in the 24-part series asks scholars to use their newfound chemistry knowledge to create advertisements. Their magazine advertisements describe the health...
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...