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Worksheet
Curated OER

Mass and Moles Worksheet

For Students 10th - Higher Ed
For this mass and moles worksheet, students solve fifteen problems which include converting between moles, mass, atoms, molecules and formula units.
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Worksheet
Curated OER

WS 10.10 Salts and Buffers

For Students 10th - 12th
In this salts and buffers activity, students answer five questions about the acids and bases that form salts as well as the equations for a buffer system.
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Worksheet
Curated OER

Precipitate Lab

For Students 9th - 12th
This lab guide gets chemistry students to determine the identity of five unknown solutions based on reactions with four known solutions. Pupils perform experiments, they write down their observations, they write net ionic equations for...
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Worksheet
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Reactions in Aqueous Solutions

For Students 10th - 12th
In this solutions learning exercise, students calculate the molarity and solubility for given reactions. Students work on dilution, precipitation, and titration reactions. This learning exercise has 15 problems to solve.
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Worksheet
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AP Chemistry-Solution Chemistry Practice Problems

For Students 10th - 12th
In this solutions worksheet, students solve fifteen problems including finding molar concentrations, writing net ionic equations, determining molarity of solutions, identifying oxidized and reduced agents and finding mass percent of...
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Lesson Plan
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Chemistry: Acids and Alkalis

For Teachers 9th - 10th
Students identify substances that are acids and alkalis. In this acids and alkalis lesson, students conduct tests to determine if given substances are acids or alkalis. They test substances and explain the different qualities that make...
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Salts

For Students 8th - 12th
In this acid and base learning exercise students complete a chart then answer a series of questions on how acidic and basic different solutions are.
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Lesson Plan
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Hydroponics

For Teachers 7th - 12th
Students examine how to grow plants using a hydroponic system.  In this hydroponics lesson students identify the advantages and disadvantages of growing plants hydrologically.
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Lesson Plan
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Crystal Growing

For Teachers K - 12th
Students explore the different phases of a crystal.  In this mineral instructional activity students grow their own sugar crystals using a sugar recipe. 
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Worksheet
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Kidney and Related Concepts

For Students 9th - 12th
For this kidneys worksheet, students review the function of the kidneys including what happens when the kidneys stop working. Students also compare kidney function in fish, frogs, and kangaroo rats. This worksheet has 86 fill in the...
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Worksheet
Curated OER

Hard Water

For Students 9th - Higher Ed
In this water worksheet, students read how hard water is created and what can be done to soften the water. Then students complete 6 short answer questions.
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Worksheet
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Ocean Water

For Students 7th - 8th
Given data about the composition of ocean water, students complete 5 different questions using a provded table that relate to the ocean water (with elements Chloride, Sodium, Sulfate, and Magnesium). Some questions require calculation,...
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Worksheet
Curated OER

Chapter 22 - 25 Review

For Students 10th - Higher Ed
In this chemistry review worksheet, students explore their knowledge of solutions, acid and bases, nuclear reactions, and radioactive decay as they answer 33 matching, fill in the blank, and short answer questions.
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Worksheet
Curated OER

Biochemistry Assignment

For Students 9th - 11th
In this biochemistry worksheet, students complete a table by filling in the missing information about different elements. Students draw the Bohr diagram and the Lewis dot diagram for several atoms.
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Worksheet
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Buffers

For Students 10th - 12th
For this buffers worksheet, students identify the systems that could function as a buffer solution. Students determine the pH of a solution and the pH of the buffer. This worksheet has 6 problems to solve.
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Lesson Plan
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Understanding the pH Cycle within the Aquarium

For Teachers 3rd - 12th
Learners discuss places they have been where the air seemed hard to breathe. They discuss if they could "see" the humidity or smell. Students discuss ways this might relate to the fish in the aquarium. The teacher introduces pH and how...
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Worksheet
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Chemical Equations

For Students Higher Ed
In this chemical equations worksheet, students write mass balance equations and charge balance equations. Students write the system of equations to solve for solution concentrations at equilibrium. This worksheet has 21 problems to solve.
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Worksheet
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Weak Acid Base Equilibria Problems

For Students 10th - Higher Ed
In this acid and base activity, students calculate the concentration and pH of solutions. This activity has 7 problems to solve.
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Lesson Plan
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Solutions, Suspensions, and Colloids

For Teachers 6th - 8th
In this solutions, suspension, and colloids worksheet, young scholars answer questions as it relates to their reading information about solutions, suspensions, and colloids. Students observe different examples and complete a chart as...
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Organizer
Curated OER

Characteristics of Crystals

For Students 10th - Higher Ed
In this crystals worksheet, students complete a graphic organizer by filling in the characteristics of the different crystal types including melting/boiling point and electrical conductivity.
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Lesson Plan
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How is the Strength of an Acid Determined?

For Teachers 9th - 12th
Students study acids and how they can be measured.  For this acid lesson students distinguish the properties that create strong and weak electrolytes. 
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Worksheet
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Solutions, Electrolytes and Concentration

For Students Higher Ed
In this solutions worksheet, students compare strong electrolytes and weak electrolytes. Students calculate concentration and molarity of given compounds. This worksheet has 8 problems to solve.
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Organizer
Curated OER

Displacement Reactions and Acid/Base Reactions

For Students 10th - Higher Ed
In this chemical reactions worksheet, students review the solubility rules for common salts. Students determine the molecular equation, ionic equation, and net ionic equation for specific reactions. Students calculate moles and volume...
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Worksheet
Curated OER

Properties of Ionic Compounds

For Students 10th - Higher Ed
In this compounds worksheet, students describe why metals and nonmetals form ionic compounds and why the formation of ionic compounds are exothermic. This worksheet has 5 short answer questions.

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