Texas State Energy Conservation Office
Investigation: Is Dilution the Solution?
Systematically diluting a full-strength sample of food coloring is meant to help earth scientists understand concentration in parts per million. While they will enjoy the lab exercise, it might be a challenge to help them relate it to...
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Solutions
In this solutions worksheet, students answer 18 questions about solutions, saturation of solutions, solvents and solubility.
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Reactions in Aqueous Solutions
In this solutions worksheet, students calculate the molarity and solubility for given reactions. Students work on dilution, precipitation, and titration reactions. This worksheet has 15 problems to solve.
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Aqueous Solutions
In this aqueous solutions worksheet, students will explore the characteristics of solutions, including the ability of different compounds to dissolve in the solutions. This worksheet has 10 true or false statements and 8 short answer...
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Additional Aqueous Solution Review Problems
In this solutions worksheet, 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, and dilution...
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Solutions, Suspensions, & Colloids Lab
In this solutions, suspension and colloid worksheet, students complete a lab experiment in order to determine if a given mixture is a solution, suspension or colloid. They are given six vials and they record their observations of each...
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Dilutions
In this dilutions learning exercise, learners determine the molarity of given solutions and calculate the volume necessary to dilute a solution to a specific molarity. This learning exercise has 5 problems to solve.
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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.
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Working with Solutions
In this solutions worksheet, students review how molarity is calculated and how to prepare a dilute solution. This worksheet has 5 problems to solve.
Royal Society of Chemistry
Acids and Bases—Microscale Chemistry
Here's proof that small-scale labs lead to big-time learning. Introduce acid-base interactions to middle school scientists through a microscale chemistry lab. Pupils combine a variety of solutions and use indicators to obtain approximate...
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Dilutions
In this dilutions learning exercise, students calculate molarity of solutions and practice figuring out the volume of concentrate needed for a specific dilution of solutions. This learning exercise has 4 word problems.
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Solutions Homework Problem Set
For this chemistry worksheet, students determine the vapor pressure of a solution when dissolved in water at a set temperature. Then they determine the vapor pressure of this solution at a higher temperature. Students also explain the...
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Solutions Review
In this solutions worksheet, students review the properties of solutions, the polarity of molecules, molarity, and solubility curves. This worksheet has 8 short answer questions and 15 problems to solve.
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Dilutions Worksheet
In this dilution worksheet, students determine the final concentrations of solutions after a specific amount of water has been added. This worksheet has 4 problems to solve.
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Solutions, Suspensions, and Colloids
For this solutions, suspension, and colloids worksheet, middle schoolers 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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Acids, Bases and Salts
In this acids, bases and salts activity, students solve five problems in order to determine the molarity of solutions or the volume of substances to be added to make molar solutions. They also solve five dilution problems about acids.
Pingry School
Acid-Base Indicators
Acid-base indicators are an essential part of any chemistry classroom. Individuals explore the color-changing feature of the important indicators in a vibrant hands-on activity. Using serial dilution, learners create solutions ranging...
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Chemistry Midterm Practice Exam
A comprehensive practice exam, this resource covers many areas of chemistry. The test includes 71 multiple choice questions on topics such as problem solving, chemical equations, chemical formulas, thermodynamics, acids and bases, and...
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Solutions by Dilution
In this solutions worksheet, students determine the molarity of a solution after it has been diluted to a specific volume. This worksheet has 12 problems to solve.
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Solubility of Ionic Substances
In this solubility worksheet, students identify substances as either ionic or molecular, define saturated solution and solubility, and calculate concentration of solutions. This worksheet has 7 short answer, 5 fill in the blank, and 27...
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pH Lab
In 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...
Creative Chemistry
Volumetric Analysis 2- To Standardize Hydrochloric Acid
In this volumetric analysis learning exercise, students use a standard solution they made of sodium carbonate to find the concentration of a hydrochloric acid solution by titration. Kids calculate the number of moles of sodium carbonate...
Creative Chemistry
What is the Percentage of Copper in "Copper" Coins?
Whether in the UK or the US, the mass of the copper in a copper alloy penny can be determined. If you are in the US, note that on the lab sheet, a penny is identified as a "1p piece." The penny is dissolved by young chemists in nitric...
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Synthesis
In this synthesis of organic compounds worksheet, students show the steps used to make compounds using toluene, benzene, straight chain carboxylic acid and alkyl halide. They include reagents needed and they show all structures in their...