Pingry School
The Alchemist's Dream – Copper into "Gold"
Many scientists attempted alchemy for hundreds of years before a full understanding of metals became clear. Scholars take a penny and, through two different chemical reactions, make it appear to turn into silver and later gold. They...
Curated OER
What is in the Water?
In this mixtures worksheet, students read about mixture and what determines if a solute dissolves in a solvent. They answer three questions about solutions and determine from a list of compounds which are soluble in water.
Curated OER
Water - the (Nearly) Universal Solvent
For this water worksheet, students explore the reasons why water is considered a universal solvent. Students compare different ways to change the dissolving rate of a solute. This worksheet has 11 fill in the blank and 8 matching questions.
Curated OER
Solution Shapes
In this solutions worksheet, learners soak a pipe cleaner in hot water and a supersaturated solution of 20 Mule Team Borax. Students leave their pipe cleaner in the solution for 30 minutes and then observe. They put it back in over night...
Curated OER
Solubility and Intermolecular Forces
In this solubility and intermolecular force instructional activity, students are given 26 clues about forces between molecules such as hydrogen bonds and London forces and about solubility of solutions.
Curated OER
Chemical Bonding and Shapes of Molecules
In this chemical bonds activity, students review the different types of bonds, Lewis dot structures, ions, and molecule shapes. This activity has 10 matching, 17 multiple choice, and 3 drawing questions.
Creative Chemistry
Preparation of Crystalline Derivatives of Aldehydes and Ketones
Chemistry explorers prepare a crystalline derivative and find its melting point. Once they discover the melting point, they can identify whether the substance is pure or an aldehyde or ketone. This outstanding laboratory activity helps...
Curated OER
Matter in Solution
In this solutions worksheet, students review types of solutions, concentration and saturation of solutions, and suspensions and colloids. This worksheet has 10 fill in the blank, 7 multiple choice, and 6 short answer questions.
Curated OER
What Are Solutions?
In this solutions worksheet, students brainstorm different types of solutions and an example of each type of solution. This worksheet is a graphic organizer.
University of Georgia
Using Freezing-Point Depression to Find Molecular Weight
Explore the mathematical relationship between a solvent and solute. Learners use technology to measure the cooling patterns of a solvent with varying concentrations of solute. Through an analysis of the data, pupils realize that the...
Teach Engineering
Concentrate This! Sugar or Salt...
Heat up your lessons on boiling points. The resource provides a three-part activity: first, groups find the boiling point of solutions; second, they create boiling point curves for salt and sugar solutions; and third, they mix a solution...
Curated OER
Water Unit
In this water worksheet, students review the properties of water including the density, boiling point, and evaporation. Students define mixture, solute, and solvent. This worksheet has 22 short answer questions.
American Chemical Society
Why Does Water Dissolve Salt?
Individuals explore solubility by modeling how water dissolves salts. They then view a video and compare how well water and alcohol dissolve salts, relating their comparisons to the structure of each molecule.
Curated OER
Science: Adding Solutes to Solvents
Young scholars design experiments examining the effects of various solutes on water. They record results on graphs explaining any unexpected consequences of their experiments and determine if their hypotheses were correct.
LABScI
Freezing Point Depression: Why Don’t Oceans Freeze?
Can you go ice fishing in the ocean? Learners examine the freezing point of different saltwater solutions. Each solution has a different concentration of salt. By comparing the freezing points graphically, they make conclusions...
CK-12 Foundation
Soap
Examine the chemistry of the laundry room! A thorough video explains the polarity and non-polarity properties of soap. The tutorial continues to explain the advantage of these properties in stain removal by showing the...
Curated OER
Molarity Worksheet
In this molarity activity, students fill in unknowns such as mass of solute, moles of solute, volume of solution and molarity of solution in a chart with given solvents. They also calculate the molarity of solutions in other problems.
PhET
Beer's Law Lab
Beer's Law can be used to measure the concentration of certain compounds in samples of food. In the concentration simulation, particpants change and measure the concentration of different solutions by manipulating various types of...
Teach Engineering
Chromatography Lab
Groups use alcohol and chromatography paper to separate the color components of black ink. The purpose of the activity is to allow the class to become aware that mixtures exist in hidden places.
Curated OER
Substitution and Elimination Reactions
In this substitution and elimination reactions worksheet, students complete 11 reactions by writing the structural formulas for the products. If no reaction occurs, they write N.R. They also write structures of the products for 3...
Curated OER
Solution Concentration
For this solutions worksheet, students define solute and solvent. Students calculate the concentration of solutions. This worksheet has 4 short answer questions and 4 problems to solve.
Curated OER
Mixtures
Students experiment with solutions. In this mixtures and solutions science lesson, students work in groups of three to perform an experiment. Students place a sugar cube in three glasses, and observe and record the different rates...
Curated OER
Determining pH
Students evaluate pH levels through a solubility experiment. In this pH levels lesson, students list characteristics of acids and bases. Students complete their own pH level experiment. Students go to the GEMS Alien Juice Bar website to...
Curated OER
Patterns in Properties (of elements and compounds)
In this element properties activity, students complete a crossword puzzle with 91 questions related to properties of elements and compounds.