Worksheet
Curated OER

Stoichiometry Practice Problems

For Students 10th - Higher Ed
In this stoichiometry worksheet, students calculate the mass of the compound produced from given chemical reactions. This worksheet has 6 problems to solve.
Worksheet
Curated OER

Stoichiometry Practice Problems

For Students 10th - Higher Ed
In this stoichiometry worksheet, students calculate the mass of compounds or gases produced from given chemical reactions. This worksheet has 5 problems to solve.
Lesson Plan
Curated OER

Qualitative Analysis and Ksp Calculations

For Teachers 10th - Higher Ed
In this compounds worksheet, students determine which anion is present in solution from the results of testing with various reagents. Students compare the solubility of different compounds in water. This worksheet has 7 fill in the blank...
Worksheet
Curated OER

Concentration Practice

For Students 10th - Higher Ed
In this concentration learning exercise, students determine the molality, mole fraction, and the percent by mass for the given solution. This learning exercise has five problems to solve.
Worksheet
Curated OER

Ideal Gas Law Worksheet

For Students 10th - 12th
For this ideal gas law worksheet, learners complete 8 problem solving questions to find pressure, volume and temperature of given gases.
Worksheet
Curated OER

Chemistry Lab: Solubility Product Constant of Sodium Chloride

For Students 10th - Higher Ed
In this solubility product constant of sodium chloride worksheet, students gather the equipment needed and follow the procedures to determine the solubility product constant of a solute and demonstrate precipitation of a common ion to a...
Lesson Plan
Cornell University

Predicting Chemical Reactions

For Teachers 9th - 12th
Prove the Law of Conservation of Mass through a lab investigation. A well-designed lesson asks groups to combine materials and monitor indicators for chemical reactions. Measuring the mass of the reactants and products allows individuals...
Lesson Plan
Curated OER

A Solution for Moles

For Teachers 10th - 12th
Students calculate the concentration of different solutions. In this chemistry lesson, students explain what a solution is. They explain ways to change the concentration of a solution.
Lesson Plan
Curated OER

I Have the Solution!

For Teachers 10th - 12th
Students explain how to make solutions with specific concentration. In this chemistry lesson plan, students differentiate acids and bases. They calculate molarity of solutions.
Lesson Plan
Curated OER

Electroplating for Corrosion Protection: Redox in Action

For Teachers 9th - 12th
High schoolers define what a redox reaction is. In this chemistry lesson, students electroplate some wires in the lab. They research the application of electroplating in the real world.
Lesson Plan
Curated OER

Don’t be a Stoic about Stoichiometry

For Teachers 10th - 12th
Students review balancing chemical equations. In this chemistry lesson plan, students calculate moles of an unknown substance based on stoichiometric relationships in the balanced equation. They cite applications of stoichiometry in...
Worksheet
Curated OER

Extracting Oxygen from Moon Rocks

For Students 9th - 12th
In this extracting oxygen from moon rocks learning exercise, high schoolers read about the need for oxygen for lunar colonists. Students solve 2 problems about the lunar mineral ilmenite which contains oxygen and other elements. They...
Worksheet
Curated OER

Chapter 5 Practice Problems

For Students 10th - 11th
In this chemistry worksheet, students determine the oxidizing agent and the reducing agent in each stated problem. Then they determine the molarity of acetic acid. Students also use the previous activities to predict whether a...
Lesson Plan
Curated OER

Worksheet 2-2 Stoichiometric Tools

For Teachers 10th - 12th
In this stoichiometry worksheet, students solve a variety of problems including finding empirical and molecular formulas, determining molarities of solutions, determining molecular weights of compounds and calculating the percent mass of...
Lesson Plan
Kenan Fellows

Reaction Stoichiometry—How Can We Make Chalk?

For Teachers 9th - 12th Standards
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...
Lesson Plan
Cornell University

Polymers: Making Silly Putty

For Teachers 3rd - 8th
Putty is proof that learning can be fun! Share the wonderful world of polymers with your class through an experiment. Young scientists create their own silly putty, then examine its properties.
Worksheet
Curated OER

Studying the Equilibrium of a Water System

For Students 10th - 12th
In this equilibrium worksheet, students perform a computer simulation on vapor pressure of water at different temperatures to answer 11 problem solving and short answer questions about the topic.
Worksheet
Curated OER

Moles Worksheet

For Students 10th - 11th
In this chemistry worksheet, students identify and write how many significant figures they would use for each problem. Then they round the answers to the appropriate number of significant figures. Finally, students calculate the mass of...
Lesson Plan
Curated OER

Conductivity of salt Solutions

For Teachers 8th - 11th
Young scholars investigate the concentration level of solutions. In this math/science lesson, students identify three different ionic compounds. They predict the conductivity of each using their collected data.
Lesson Plan
Curated OER

Avogadro's Law

For Teachers K - 12th
Students study Avogadro's law and what it means in science.  In this gaseous lesson students complete an Avogadro's law experiment.   
Worksheet
Curated OER

Acids and Bases

For Students 11th - 12th
In this acids and bases worksheet, students solve 10 problems and short answer questions on acid and bases concentration. They calculate the pH and pOH of solutions.
Lesson Plan
Virginia Department of Education

Vapor Pressure and Colligative Properties

For Teachers 9th - 12th Standards
Hate to vacuum, but enjoy using a vacuum pump? Explore a lesson that starts with a demonstration of boiling water at various temperatures by using a vacuum pump. Then scholars design their own experiments to measure vapor pressure and...
Lesson Plan
Virginia Department of Education

States of Matter

For Teachers 9th - 12th Standards
Scientists have been studying exothermic reactions before they were cool. The lesson begins with a discussion and a demonstration of heat curves. Scholars then determine the heat of fusion of ice and the heat needed to...
Lesson Plan
Virginia Department of Education

Partial Pressure

For Teachers 9th - 12th
At some point, everyone has been under pressure—even Dalton! Explore Dalton's law of partial pressures with young chemists as they measure the volume of air extracted from a sample compared to its original volume. Class...

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