Curated OER
Measuring Reaction Rates
In this chemical reaction worksheet, students determine the rate of consumption or rate of production for given reactions. This worksheet has 14 problems to solve.
Curated OER
Reaction Kinetics
In this chemical reactions worksheet, students determine the reaction rate for various reactions, write balanced equations, create graphs showing the reaction over time, and calculate the activation energy and potential energy. This...
Cornell University
Fibers, Dyes, and the Environment
Nanofibers can be made through electrospinning or force spinning in order to reduce the negative impact on the environment. Pupils study the role of fibers and dye on the environment through a series of five hands-on activities. Then,...
Curated OER
Rate Determining Step and Catalysts
Students investigate the rate determining step in a chemical reaction and how catalysts effect reactions. In this rate determining step and catalyst instructional activity, students work in groups to perform 5 tasks. They rotate each...
Virginia Department of Education
Mystery Anions
Lost an electron? You should keep an ion them. Young chemists learn qualitative analysis in the second activity of an 11-part chemistry series. After observing reactions of simple salts, the teacher provides pupils with unknown samples...
Curated OER
What Influences Reaction Rate?
Students study reaction rates, what determines how fast a reaction happens and how the chemical changes occur. In this reactions lesson students complete a lab where they use Alka-Seltzer to observe reaction rate and create a graph with...
Curated OER
Molarity, Excess and Percent Yield
In this molarity worksheet, pupils 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
Types of Reactions (Demonstration)
Learners visually observe chemical changes that occur when various solutions are combined. Teacher explains chemical reactions that are happening.
Curated OER
Dental Chemistry Analogy
After taking in background information on teeth, marble, eggshell, and fluoride, chemistry aces design an experiment. Their goal is to demonstrate whether or not fluoride has a similar effect on marble or eggshell as it does on tooth...
Curated OER
Conservation of Mass
In this conservation of mass worksheet, students design an investigation to demonstrate the Law of Conservation of Mass. Students describe their investigation, collect data, graph the data and write a conclusion about what they discovered.
Curated OER
Balancing Equations
Students work in pairs to complete a worksheet that asks them to balance several chemical equations. They partner with other students to correct the equations and then follow online instructions to create a table in Word.
Curated OER
Calculating Rates
In this rates worksheet, pupils 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
Chemical Reactions
For 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.
Chymist
An Experiment in Alchemy: Copper to Silver to Gold
Use chemistry to change pennies into gold coins! The experimental procedure leads learners through the process of changing copper pennies to silver and then to gold. They record the mass of each coin through every step of the experiment.
Curated OER
Activity #6 How Fast Do Reactions Go?
Students name the factors (concentration, temperature, and a catalyst) which can affect the rate of a chemical reaction. They use their knowledge of particle theory to explain their observations. Pupils comprehend that the...
Curated OER
Demonstrate Your Chemistry
Students research and evaluate chemical reaction demonstrations that are found on the web. they work in small groups to choose a demonstration that fits a particular category of reaction and then perform the demonstration for the class.
Curated OER
Molar Ratio
Students conduct an experiment in which they react sodium bicarbonate with hydrochloric acid to determine the molar ration between the two reactants. Students must write correct formula and a balanced chemical equation and explain how...
Chymist
Alum from Waste Aluminum Cans
Turn aluminum cans into pickles! An engaging experiment has learners chemically change aluminum into a substance with many purposes including the manufacture of pickles. After performing the chemical conversion, the experimenters verify...
Curated OER
Oxidation and Combustion: Chemical Reactions in Fire
Students study oxidation and define vocabulary pertinent to it. In this oxidation lesson students make predictions and create experiments
Curated OER
Synthesis Reactions
Tenth graders write and balance chemical equations and make a PowerPoint presentation on synthesis reactions.
Alabama Learning Exchange
Writing Word Equations
Students explore the concept of chemical formulas. In this chemical formula lesson, students watch a video about balancing chemical equations. Students conduct an experiment using silver nitrate and sodium phosphate. Students use...
Curated OER
Acid-Base Chemistry
In this acid-base worksheet, students write balanced chemical equations given the reactants for 18 reactions. If no reaction occurs, they write N.R. They also rank acids and bases in increasing order.
Curated OER
TESI 04 Lesson Plan
Learners write and balance five chemcial equations which have been observed throughout the process of completing the experiment. They use vacuum filtration to recover suspeneded particals from a colloidal suspension. Students correctly...
Curated OER
Standard 4-Photosynthesis, Diseases and the Immune System
In this photosynthesis, disease and Immune System worksheet, learners fill in the blanks with key terms to complete sentences about the transfer of energy from the sun to plants, enzymes as catalysts in reactions, homeostasis, the immune...