American Chemical Society
Formation of a Precipitate
Conclude this chemical change unit by having your class combine two liquids that result in formation of a precipitate. The learners discover that chemical reactions result in new materials. Make sure to consider all of the preceding...
American Chemical Society
Comparing the Amount of Acid in Different Solutions
Upcoming chemists use chemical reactions to determine relative pH in two different acids. This is a terrific lesson for middle schoolers that can stand alone as a practice in precision and lab skills, or as part of the unit on chemical...
Curated OER
Using the Spectrophotometer to Analyze a Mixture
General chemistry classes practice spectroscopy. They grasp the relationships between wavelength, absorbance, and solution concentration. Additionally, they gain valuable practice using laboratory equipment such as burets and pipettes....
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Condensation Polymerization: Preparation of Thiokoll® (Polysulfide Rubber)
This lab activity is geared toward experienced chemistry learners, in particular, those who are familiar with organic chemistry. They will create a synthetic elastomer and then make observations and measurements of its different...
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The Visible Spectroscopy Expert Witness Problem
In a simulated crime science investigation, chemistry or physics sleuths use spectroscopy to analyze solutions. The lesson gives learners practice making salicylate solutions, using spectrophotometers, calculating dilution amounts,...
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2002 U.S. National Chemistry Olympiad National Exam - Part I
As to be expected from the American Chemical Society Olympiad Examinations Task Force, this 60-question test tops the charts in terms of excellence. It consists entirely of multiple choice questions designed to assess a year's worth of...
Curated OER
Chapter 12 Review, Section 1: Solutions
Here is a different approach to solutions: a instructional activity that has chemistry learners use words to describe them! This is an outstanding exercise that will stretch learners to show what they know. They answer questions...
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Chapter 12 Review, Section 3: Solutions
A neat presentation and challenging content make this solutions worksheet an ideal homework assignment for your budding chemists. Short answer and problem solving questions get them to review molarity, products, and reactants.
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Ice Cream: a Taste of Science!!
Students define the term solution. They explain conservation of energy and energy transfer as it relate to how the milk solution became ice cream. Students are able to explain freezing point depression.
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Aunt Isabel Tells a Good One...
Explore language arts by reading two similar stories in order to compare and contrast them in class. Young readers read two Aunt Isabel books, by Kate Duke, and discuss the main characters, plot, and setting. They complete a graphic...
Curated OER
Matter
In a neat and straightforward manner, this PowerPoint delivers basic introductory information on the properties of matter, physical and chemical changes, and pure substances vs. mixtures. It also defines the states of matter. For some...
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Responding to Literature
Your class will create a four section flip book and write titles for characters, setting, problem, and solution. They will also draw a picture to show what they wrote about.
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Chapter 13 Review, Section 1: Ions in Aqueous Solutions and Colligative Properties
This is an apt assignment for chemistry takers that are studying ionic solutions. Eight questions require problem solving and critical thinking to answer. The first question instructs learners to use a table in the textbook, but you can...
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Mixtures Lab
Learners classify different mixtures. In this mixtures lesson plan, students determine samples to be suspensions, colloids, or solutions and compare homogeneous and heterogeneous mixtures.
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Mixture Mayhem
In this mixture worksheet, learners are given five mixtures and they determine if each is a mechanical mixture or a solution. They also identify the way each substance within the mixture can be separated from the others.
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Solubility Curves
In this solubility worksheet, students use a solubility curve to determine is different solutions are saturated or not. This worksheet has 19 problems to solve and 2 short answer questions.
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Chemistry Crossword
In this chemical reactions worksheet, students complete a crossword puzzle by figuring out the vocabulary words associated with 34 clues.
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Adding and Subtracting Fractions
In this adding and subtracting fractions worksheet, learners solve 5 sets of problems related to the adding and subtracting of fractions. First, they identify that each fraction has a common denominator and then simplify by adding or...
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A Tasty Solution
In this solutions worksheet, students complete a three step procedure and record the dissolving time of candy. Using their data they create a graph and answer 4 analysis questions.
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Five Steps to Fixing World Problems in Africa
If your scholars are examining world issues, consider this redirect in having them focus on world solutions. This simple handout has partnerships analyzing one pertinent challenge Africa is currently facing, and coming up with a...
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Mixtures
Sixth graders experiment with mixtures. In this chemistry lesson, 6th graders determine which mixtures are considered heterogeneous, a suspension, a solution or a colloid. Students create a data sheet of what they discover.
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Classification of Changes
In this classification of changes worksheet, students identify each example as either chemical or physical changes. Students also classify other examples as either element, compound, solution, colloid, or suspensions. In the other...
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Applied Mathematics I
For this applied mathematics worksheet, learners solve 4 various sets of problems that include scalar equations, existence of solutions, and inverse problems. They determine the number of solutions of a problem shown and justify their...
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Language Arts: Predicting and Clarifying Techniques
First graders discover predicting and clarifying skills while reading "The Old Woman and Her Pig." During the reading, they check their predictions while evaluating the characters, setting, problems, and solution. On the second day,...