Pingry School
Kinetics of the Acid Decomposition of Thiosulfate
Several factors affect the rate of a chemical reaction including temperature, surface area, and concentration. Using an experimental approach, learners explore the effect concentration has on this rate while maintaining consistency with...
Cornell University
Atomic Bonding
Explore the connection of surface area to bonding within atoms. Learners complete lab investigations to model changing surface area with different sizes and concentrations of atoms. A flour fireball demonstration follows the labs to...
Curated OER
Great River Bend Adventure
Students use their imagination. They discuss the 4 C's of teamwork: Concentration, Communications, Coomperation, and Consideration. Students discuss the safety guidelines of the project. They complete a rope maze. The group walks...
Curated OER
Hunter Model 2
Students produce the long sounds in the initial position of words making silly soup.
Curated OER
Equilibria 1
In this equilibria worksheet, students answer 5 multi-step questions which pertain to equilibrium expressions and concentrations.
Curated OER
Jewish Ghettos and Death/Concentration Camps
Pupils trace and explain the antecedents, causes, major events, and global consequences of World War II, including the Holocaust. They assess the conditions of Jewish inhabitants of the Ghettos and death/concentration camps and the...
Curated OER
Writing Acid and Base Equilibrium Constants
In this acid and base worksheet, students calculate the equilibrium constant for weak acids and weak bases. This worksheet has 10 problems to solve.
Curated OER
Equilibrium Practice Problems
In this equilibrium worksheet, students answer thirty multiple choice problems including topics such as pH, analyzing titration curves, calculating molar concentrations and working with equilibrium constants.
Curated OER
Initial Fraction Ideas Lesson 17: Overview
Pupils use chips to represent units to show examples and non examples of fractions. In this fraction lesson plan, students show what chips can be used for different fraction scenarios.
Virginia Department of Education
Equilibrium and Le Chatelier’s Principle
The best part of learning about equilibrium is that nothing changes. Young chemists observe four demonstrations during this lesson: equilibrium in a saturated solution, equilibrium with an acid-base indicator, equilibrium with cobalt...
Howard Hughes Medical Institute
EarthViewer
Can you imagine Washington DC and London as close neighbors occupying the same continent? Learners will be fascinated as they step back in time and discover the evolution of the earth's continents and oceans from 4.5 billion years ago to...
Curated OER
Auxin: Indole-3-Acetic Acid (AAA), A Hormone with Diverse Effects: Synthesis and Applications
Students synthesize Indole-3-Acetic acid from 3-indolylacetonitrile. In this biochemistry lesson, students determine the effect of different concentrations of IAA on lima beans. They explain how hormones help in plant development.
Curated OER
Chemical Equilibria
In this equilibria worksheet, students are given detailed information about LeChatelier's principle and how to solve equilibrium problems. They then calculate concentrations of compounds in solutions.
Curated OER
Column Chromatography
Students research the mechanics of liquid chromatography. In this technology instructional activity, students calculate the concentration of unknown samples. They write a report about their research and lab results.
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.
Curated OER
Reaction Reversibility
In this reaction reversibility worksheet, students find the equilibrium equation for a reaction of two gases and plot their concentrations over time. They answer 12 questions about the chemical reaction.
Curated OER
Chemistry Quiz-Reaction Rates
In this reaction rates worksheet, students solve eight multiple choice problems about chemical reactions and their rates. They determine what species would slow reactions, they apply concepts of activation energy to reactions, they...
Curated OER
Straw Chromatography
Students become acquainted with the principles of liquid chromatography and construct a liquid chromatography column. Students also investigate the effects of different solvents and solvent concentrations in the separation process.
Curated OER
Equilibrium and Acid/Base Equilibrium
In this acid/base and equilibrium worksheet, students solve seven problems including calculating equilibrium concentrations of all species in a reaction, calculating the pH of solutions, determining the direction of a reaction at...
Curated OER
African Safari
Seventh graders examine different countries in Africa to research. They choose one to concentrate their research on using the five themes of geography. They design a multimedia presentation that will make up the African safari.
Curated OER
Kinetics Homework Problem Set
In this chemistry worksheet, learners determine the reaction rate as specified for each in seconds. Then they determine the activation energy for the reaction and preexponential factor as stated. Students also determine the concentration...
Curated OER
Bubbling Good Speech
Students increase their production of the target phoneme /b/. Production increase in isolation, syllables and the initial position of words. They utilize video, and worksheets and websites which are imbedded in this plan to gain practice.
Curated OER
Reading and Poetry Theatre
Student increase their reading fluency through the use of various strategies. After reviewing crosschecking and cover-up, learners complete an initial read of a novel text. Working with a partner, they read complete a timed assessment of...
Curated OER
Chemical Reactions at Equilibrium
In this chemical reactions worksheet, students calculate the value for the equilibrium constant and the equilibrium concentrations for specific reactions. This worksheet has 6 word problems.