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Curated OER
Reaction Worksheet
In this chemical reaction worksheet, students write 11 balanced equations for 11 word equations, and complete word equations and balance chemical equations for 13 chemical equations.
Curated OER
Chemical Reactions
In this reactions worksheet, students write the formula for each reactant and product and then balance the equation. Students have 23 problems to solve.
Curated OER
Displacement Reactions and Acid/Base Reactions
In this chemical reactions activity, students review the solubility rules for common salts. Students determine the molecular equation, ionic equation, and net ionic equation for specific reactions. Students calculate moles and volume for...
Creative Chemistry
Salts
In this salts worksheet, students read how salts are created and how different acids make different salts. This worksheet has one graphic organizer and seven short answer questions.
Creative Chemistry
How Soluble are Salts and Hydroxides in Cold Water?
In this solubility worksheet, students are presented with a table that shows the solubility of salts and hydroxides in cold water. The table shows which salts and hydroxides are soluble and which are insoluble.
Curated OER
Type I Binary Compounds
In this Type I binary ionic compounds worksheet, students give the proper name for 22 binary ionic compounds given their formula and they given the proper formula for 22 binary ionic compounds given their name.
Curated OER
Working Out Empirical Formulae
In this chemical compounds worksheet, students learn the steps for determining the empirical formula of a compound and then complete 3 problems.
Curated OER
Electrochemistry Problems
In this electrochemistry instructional activity, students determine the voltage of a cell based on the reduction potentials. Students write a condensed cell diagram and the oxidation half reaction for the cell. This instructional...
Curated OER
Chemical Equations
For this chemical equations worksheet, students are given the trends for the reactions between the alkaline earth metals with water, the solubility of the Group II hydroxides and the solubility of the Group II sulphates.
Curated OER
Salinity
Learners define and discuss salinity, conduct classroom experiment to determine salinity of water sample by using hydrometer, record predictions, and demonstrate understanding of how salinity influences object's ability to float in water.
Curated OER
Mass-Mass Problems
In this chemical reactions activity, students calculate the grams of product from a given amount of reactants. This activity has 7 problems to solve.
Curated OER
Periodic Table
In this periodic table learning exercise, students characterize elements according to their group in the periodic table. This learning exercise has 26 matching and 13 multiple choice questions.
Curated OER
Stoichiometry Problems
In this stoichiometry worksheet, students practice calculating mass or volume for specific chemical reactions. This worksheet has 5 problems to solve.
Curated OER
Chemistry - Naming and Formulas
In this compounds learning exercise, students name the given compounds from its chemical formulas and write the chemical formula from the compound name. This learning exercise has
Curated OER
Mystery of the Eleven Unknown Substances
Fourth graders identify eleven white substances that are commonly found in the household. They, in pairs, perform experiments on a variety of substances, and must identify them based on the reactions they observe.
Curated OER
Teaching about Conductivity
Students explore conductivity and productivity in aquatic systems.
Curated OER
Devising a Set of Experiments to Test Water for Dissolved Substances
Students work together to test water samples for pollutants. They design data tables to collect and record their observations. They complete discussion questions to end the lesson.
Science Struck
Science Struck: Properties of Calcium Chloride
Discusses the physical and chemical properties of calcium chloride.
Science Struck
Science Struck: Uses of Calcium Chloride
Learn about some uses of calcium chloride as a food additive, as a drying agent, for de-icing, in concrete mixes, and for its exothermic properties.
Science Education Resource Center at Carleton College
Serc: Chlorine Chemistry: A Building Block of Matter
Students investigate physical and chemical properties of several chlorine compounds such as iron chloride, calcium chloride, and sodium chloride. The students will then discover that chlorine is one of the building blocks of matter and...
Other
University of Siegen: Enthalpy of Solution
This resource provides a physical reaction. Hydrous and anhydrous calcium chloride react with water to produce physical exothermic and endothermic reactions.
Cold Spring Harbor Laboratory
Dolan Dna Learning Center: Dna Transformation, Part 2
Animated slide show illustrating Morton Mandel and Akiko Higa's calcium chloride method of DNA transformation.
American Chemical Society
Inquiry in Action: Change in Temperature: Exothermic Reaction
Students will observe an exothermic reaction in this activity where they add calcium chloride to a baking soda solution. This increase in temperature is due to the chemical change that has occurred.
OpenStax
Open Stax: Anatomy & Physiology: Electrolyte Balance
Students will learn about the role of the six most important electrolytes in the body, and then study the disorders associated with abnormally high and low levels of these electrolytes.