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Interactive
Curated OER

pH Lab

For Teachers 10th - 12th
For this pH worksheet, young scholars experiment with dilutions of acidic solutions to test for the pH using cabbage as an indicator. They then test a variety of substances for pH. On day two of the lab, they test conductivity of...
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Worksheet
Curated OER

Additional Aqueous Solution Review Problems

For Students 11th - Higher Ed
In this solutions instructional activity, students balance chemical equations, classify reactions by the type of reaction it represents, and review the solubility rules. Students practice working out double displacement, neutralization,...
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Lesson Plan
Curated OER

Parts-Per-Million Concentration Lab

For Teachers 6th - 8th
Students develop a comprehension of parts per million as a concept. They work in teams to create successive dilutions of a solution to reach a parts-per-million concentration. Students list what they think the atmosphere is made of. They...
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Activity
Science Education Resource Center at Carleton College

Serc: Kool Aid Chemistry

For Teachers K - 1st
An investigation where students learn about dilutions by studying different dilutions of kool-aid with their five senses.
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Unit Plan
CK-12 Foundation

Ck 12: Solution Concentration

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] Students will calculate the concentration of solutions in units of molarity, and use molarity to calculate the dilutions of solutions.
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Interactive
Chemistry Collective

Chem Collective: Glucose Dilution Problem

For Students 9th - 10th
In this activity, students use the virtual lab to create a 0.025M glucose solution from a standard 1M glucose solution. First, they calculate the correct volumes of 1M glucose solution and water to mix together to create the final 0.025M...
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Activity
Chemistry Collective

Chem Collective: Acid Dilution Problem

For Teachers 9th - 10th
In this activity, students use the virtual lab to create 500mL of 3M HCl solution from a concentrated stock solution of 11.6M HCl. They must first calculate the correct volumes of 11.6M HCl solution and water to mix together to create...
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Lesson Plan
American Geosciences Institute

American Geosciences Institute: Earth Science Week: Global Change: Where Land, Air and Water Meet

For Teachers 5th - 9th
To develop an understanding of parts per million as a concept, teams of students create successive dilutions of a solution to reach a parts-per-million concentration.
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Handout
Simon Fraser University

Chem1 Virtual Textbook: Effects of Dilution on an Equilibrium

For Students 9th - 10th
Acting as an overview from the General Chemistry Virtual Textbook, this site explores equilibrium and equilibrium constants in reference to dilution. Formulas and charts are also provided on the subject.