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Physical and Chemical Reactions - Factors Which Affect Reaction Rate
A total of five experiments lead chemistry pros to understand the difference between physical and chemical change. They also experiment with exothermic reaction factors that affect rate of reaction. The procedures are not written in the...
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Dissolved Gases in Water
Using different types of water, earth science explorers set out to prove the ocean's ability to absorb greenhouse gases. They shake, heat, and freeze the water samples to examine gas content. This instructional activity is useful during...
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Writing Acid and Base Equilibrium Constants
In this acid and base worksheet, students calculate equilibrium constants when given the initial concentration and equilibrium concentration. This worksheet has 10 problems to solve.
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Calculating pH and pOH
In this acids and bases worksheet, students calculate the concentration of OH- and the pH of solutions. This worksheet has 10 problems to solve.
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Volumetric Analysis / Titration
Titration, and the lab skills that are needed to support it, is detailed here, with the reasoning behind standard solutions, concentration and volumetric analysis covered. Your young lab assistants will learn the skills of determining...
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stoichiometric (molarity, gases, mass)
In this chemistry worksheet, students identify the volume that is required for complete precipitation. Then they identify what concentration of the base is in moles per liter. Students also name the formula weight of a hydroxide.
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Acids and Bases
In this acid and base worksheet, students solve five problems using the volume and molarity of solutions in order to find the concentration of the acid or base in each given problem.
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Making Standard Solutions
In this making standard solutions worksheet, high schoolers read about the process of making a standard solution and perform 3 background calculations necessary to make standard solutions. Students then make a solution by weighing a...
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The Need for Normality
Students investigate the need for measuring concentrations in normality in titrations. In this titrations and normality lesson, students perform titrations and use different indicators to show they change colors at different pH values....
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Concentration vs. Solubility
Students investigate the concentrations of solutions and solubility. In this concentrations and solubility lesson plan, students compare solutions of talcum powder in water and salt in water to have a visual of solubility. They perform...
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Finding Concentration
In this determining concentration worksheet, learners are given the equations to find the concentration of a solution in grams per milliliter, to determine the concentration in parts per million, to determine percent mass and percent...
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The Speed of Chemistry
In this rates of chemical reactions worksheet, students read about the various factors that influence the rate of chemical reactions such as surface area, concentration, temperature and catalysts. Students answer eight questions about...
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Are All Equilibria Created Equal
In this equilibrium worksheet, students read about the factors that effect equilibrium in solutions such as the pressure of the solution, the temperature and the concentration of the solution. They answer three multi-part questions about...
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Titration
In this titration worksheet, students read about titrations or neutralization reactions used to determine the concentration of acids or bases. They are given sample problems used to find the concentrations of acids or bases. Students...
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pH Worksheet
In this pH learning exercise, students answer ten questions about acids and bases as well as pH. They determine the pH given concentrations of ions in a solution. they also describe various types of acids and bases.
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Complex Equilibria Quiz
In this equilibrium worksheet, students answer 8 multiple choice questions but need to solve the problems in order to determine the answers. They include determining the concentrations of ions as well as the pH of solutions.
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Locating the Salt Front - Section 1
In this salt front of the Hudson River worksheet, 7th graders first read an excerpt about the lower portion of the Hudson River that is an estuary. Then they use a colored pencil to plot salinity data from the table shown on a graph,...
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Fertilizers, Pesticides and Human Health
High schoolers define several vocabulary terms related to chemicals and toxicology. Students calculate chemical concentrations in water and explain the toxicological principles that govern safety of substances. High schoolers conduct an...
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Vocabulary - Solutions
In this solutions worksheet, high schoolers use textbooks and dictionaries to find the definitions of 22 terms associated with solutions.
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Molarity and Stoichiometry
In this molarity worksheet, learners apply the definition of molarity to the given balanced equations. This worksheet has 4 problems to solve.
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Wax Museum
Student role play as statues in a wax museum while the teacher takes the role of the curator. They stand in a static position until the curator leaves the room. They interact until the curator returns at which point they freeze. Now they...
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Solution Shapes
Eighth graders examine different solutions. In this solution material lesson students complete a lab activity and several worksheets.
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Visual Models of Solutions and Concentrations
Students model solutions with beakers of colored glass or plastic spheres. In this solutions lesson plan, students use beakers of colored spheres to represent pure substances. They mix the spheres to demosntrate solutions. They discuss...
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Molarity Homework
In this molarity worksheet, students calculate the molarity and concentration of different solutions. This worksheet has 5 problems to solve.