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Spontaneity, Disorder and Entropy
In this physical and chemical change worksheet, students calculate the entropy change involved in different chemical changes. This worksheet has 4 problems to solve.
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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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Soil Scrolls
Third graders examine soil samples and explore the what happens in each layer of the subsoil. They work in cooperative groups to create a scroll that shows what takes place in each layer, and discuss why much of the activity is in the...
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Determination of Equivalent Weight of an Acid
In this chemistry worksheet, students look for the weight of acid and examine its mass using chemical equations and a laboratory procedure.
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Lattice Energy
A few basic facts about lattice energy are listed at the top of the page, including the formula used for calculations. Two charts follow: one for lattice energy and another for ion sizes. There is no work to do on this handout, but it...
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Equilibrium Calculations
In this equilibrium worksheet, students calculate the equilibrium concentrations for given compounds. This worksheet has four problems to solve.
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Practice Problems for the Gas Laws
In this gas laws learning exercise, student practice solving problems using Graham's law, ideal gas law, and gas stoichiometry. This learning exercise has 11 problems to solve.
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The Ideal Gas Law
In this gas law worksheet, students apply the Ideal Gas Law by determine the volume, mass, or pressure of the given gases. This worksheet has 5 problems to solve.
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Unit 7 Acid and Base
A series of 25 multiple choice questions is presented to chemistry learners to review properties of acids and bases. A page of notes precedes the questions and contains information about the Arrhenius and Bronsted-Lowry definitions,...
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Wildlife Burrows
Burrowing animals are busy! Get your middle school ecologists busy as well by having them create a scale model of a burrowing population. They also design a PowerPoint or poster to explain their models.
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Extracting Oxygen from Moon Rocks
In this extracting oxygen from moon rocks activity, students read about the need for oxygen for lunar colonists. Students solve 2 problems about the lunar mineral ilmenite which contains oxygen and other elements. They find the molar...
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Chemistry Quiz 4-Redox Reactions
In this oxidation/ reduction worksheet, learners solve eight multiple choice problems related to redox reactions. They determine half reactions, they calculate standard cell potentials, they identifying oxidizing and reducing agents and...
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Acidity of Foods
Students investigate the acidity of foods using titration. In this acidity of foods lesson plan, students find the acid concentration of 4 fruit juices by titrating them each with sodium hydroxide and an indicator to find the end point. ...
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Chemistry Lab-Molar Volume of Gas
Students determine the molar volume of hydrogen gas. In this molar volume lesson plan, students find the molar volume of hydrogen produced in a reaction between magnesium and hydrochloric acid. They use a eudiometer to measure the volume...
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Worksheet 2-2 Stoichiometric Tools
In this stoichiometry worksheet, students solve a variety of problems including finding empirical and molecular formulas, determining molarities of solutions, determining molecular weights of compounds and calculating the percent mass of...
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Gas Stoichiometry
In this gas stoichiometry worksheet, students use the ideal gas law and balanced chemical equations to solve for unknown values such as volume and mass of gases.
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Classifying Chemicals
In this acids and bases worksheet, learners identify the strengths of acids and bases and indicate the concentration of hydronium and hydroxide ions. They determine if given chemical formulas are acids or bases, they find the molarity...
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Acids, Bases and Salts
In this acids, bases and salts worksheet, high schoolers 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...
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Chapter 10: Chemical Calculations and Chemical Equations
In this chemical equations worksheet, students write and balance chemical reactions. They complete 98 short answer and problem solving questions on molarity and chemical equations.
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H2O2 Decomposition Lab II
Young scholars conduct an oxidation experiment in which they must determine how much hydrogen peroxide (H2O2) is actually in a store-bought solution of H2O2.
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Equilibrium and Acid/Base Equilibrium
In this acid/base and equilibrium learning exercise, students solve seven problems including calculating equilibrium concentrations of all species in a reaction, calculating the pH of solutions, determining the direction of a reaction at...
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Practice Sheet: Colligative Properties
In this colligative properties activity, students solve eight problems. They calculate molarity, molality and grams of substances in addition to using colligative properties to calculate solutions.
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The Ideal Gas law, Molar Mass and Density
In this ideal gas law, molar mass and density learning exercise, students read about how the molar mass and density of a gas can be determined from the ideal gas law. They solve five problems using the ideal gas law to find the pressure,...
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Writing "Thermochemical" Equations
In this thermochemical equations worksheet, students read about and practice writing equations for thermochemical reactions. They also sketch enthalpy diagrams of the equations if applicable.
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