376 – 400 of 672 Classroom Resources

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  Limiting Reactant, Balancing Equations, Stoichiometry, Observations, Chemical Change | High School

  Lesson Plan: Observing the Limiting Reactant Mark as Favorite (14 Favorites)

  In this lesson, students will be introduced to the concept of limiting reactants by applying various literacy strategies to a one-page informational text and through a short demonstration (or lab). The reading and demo will help students create connections between the macroscopic, particulate, and symbolic representations of chemical reactions and limiting reactants.

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  Elements, Periodic Table, Polyatomic Ions | Middle School, High School

  Game: Guess What: Compounds Mark as Favorite (14 Favorites)

  In this game, students will use their knowledge of the different types of elements and the compounds they can form to guess the computer opponent’s secret compound before the computer can identify their compound.

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  Mixtures, Acid Rain, Interdisciplinary, Chemical Properties | Elementary School, Middle School

  Lesson Plan: Environmental Problems Mark as Favorite (14 Favorites)

  In this lesson, students are presented with an environmental problem to solve using important concepts of chemistry, which involves a lake with deteriorating water quality.

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  Heat, Specific Heat, Temperature, Experimental Design, Scientific Method, Physical Properties | High School, Middle School

  Lesson Plan: Designing & Engineering a Fast Defroster Mark as Favorite (14 Favorites)

  In this activity students use their understanding of energy transfer to “design a solution to a complex real-world problem, based on scientific knowledge, student-generated sources of evidence, prioritized criteria, and tradeoff considerations.”  And “evaluate a solution to a complex real-world problem, based on scientific knowledge, student-generated sources of evidence, prioritized criteria, and tradeoff considerations.”  The real world problem is to help a cook who is trying to make a meal, but realizes some of the ingredients are frozen and must be thawed before he can begin.

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  Colligative Properties, Specific Heat, Freezing Point Depression, Solute & Solvent, Concentration, Heat, Temperature, Calorimetry, Error Analysis | High School

  Lesson Plan: The Hot and Cold of it All Mark as Favorite (14 Favorites)

  In this lesson students will analyze the effectiveness of different brands of antifreeze/coolants and their ability to protect an engine in cold climates. Students will conduct a lab investigation to examine the freezing point depression in samples that have been diluted with distilled water. Students will also determine the specific heat capacities of antifreeze/coolant products as compared to pure water and explain how it relates to thermal energy transfer in the internal combustion engine.

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  SI Units, Mole Concept, Measurements, Physical Properties, Density | Middle School, High School

  Animation: Units of Chemistry Animation Mark as Favorite (14 Favorites)

  This animation explores the importance of including units to communicate the value of measurements effectively. It presents definitions, units of measurement, and measuring tools for physical properties that are commonly measured or calculated in chemistry class: mass, length, temperature, volume, amount (moles), and density. This animation was featured in the November 2022 issue of Chemistry Solutions. **This video has no audio**

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  Physical Change, Chemical Change, Identifying an Unknown, Acid Base Reactions | Middle School

  Lab: Is It a Hoax? Mark as Favorite (14 Favorites)

  In this lab, students will perform tests on the physical and chemical properties of different substances to determine the identity of the unknown.

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  Gas Laws, Molar Mass, Density, Temperature, Pressure, Volume, Ideal Gas, Physical Change, Observations, Density, Identifying an Unknown, Error Analysis | High School

  Lab: Molar Mass of Dry Ice Mark as Favorite (14 Favorites)

  In this lab, students will use gas laws to calculate the molar mass of dry ice and then use the information to identify the compound that makes up this substance.

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  Review, Culminating Project, Molecular Structure | Middle School, High School

  Activity: Online Meeting Scavenger Hunt Mark as Favorite (14 Favorites)

  In this activity, students will work in teams on a virtual meeting platform to find as many objects as possible from a comprehensive scavenger hunt list within their homes during a given timeframe. The items on the list provided in this activity are related to organic chemistry topics, however the list can be easily modified for use with many chemistry topics.

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  Elements, History, Chemical Properties, Physical Properties, Identifying an Unknown, Ionic Bonding, Naming Compounds | High School

  Lesson Plan: Joseph Priestley, Discoverer of Oxygen Mark as Favorite (14 Favorites)

  In this lesson, students will read an article to learn about the discovery and identification of gases, specifically oxygen by Joseph Priestley. There are a series of activities to help promote literacy in the science classroom related to the reading. This lesson could be easily used as plans for a substitute teacher, as most of the activities are self-guided.

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  Measurements, SI Units, Physical Properties, Observations | High School

  Lesson Plan: Setting the Standards of Excellence Mark as Favorite (14 Favorites)

  In this lesson, students will learn about standards through a reading about the National Institute of Standards and Technology (NIST), which is the U.S. body that defines standards. There are a series of activities to help promote literacy in the science classroom related to the reading. This lesson could be easily used as plans for a substitute teacher, as most of the activities are self-guided.

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  Intermolecular Forces, Mixtures, Intermolecular Forces, Colligative Properties, Freezing Point Depression, Solubility, Polarity, Phase Changes, Freezing Point, Density, Mixtures, Physical Properties | High School

  Lesson Plan: Fuel Line Antifreeze Mark as Favorite (14 Favorites)

  In this lesson students will explore the role of a gasoline additive, fuel line antifreeze (generally methanol or 2‑propanol), in reducing the potential of water to block fuel lines in freezing weather. Students will prepare test tube models of water-contaminated fuel tanks and explore the effect of adding different types of fuel line antifreeze. This lesson can be used to bolster concepts about miscibility, density, intermolecular forces, phase changes (freezing), and colligative properties (freezing point depression).

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  Periodic Table, History, Radioactive Isotopes | Elementary School, Middle School, High School

  Video: Astatine Video Mark as Favorite (13 Favorites)

  In this video, Sam Kean tells stories about astatine, the rarest element in the universe.

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  Lab Safety | Elementary School, Middle School, High School

  Video: Video 2: Safety Data Sheet (SDS) Mark as Favorite (13 Favorites)

  Preparation and planning are key to working in the chemistry lab. To be prepared, your students must understand the hazards of any chemicals they will be working with. The place to find that information is the Safety Data Sheet or SDS. The SDS provides detailed information about the properties of a chemical, its hazards, and how to protect yourself from those hazards. Use this video, to guide your students through 16 sections of the SDS for isopropyl alcohol to demonstrate importance of SDS information.

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  Radiation, Alpha/Beta/Gamma Decay, Graphing, Scientific Method, Experimental Design | High School

  Lab: Alpha Beta Gamma Radiation Mark as Favorite (13 Favorites)

  In this lab, students will investigate properties of three types of ionizing radiation—alpha, beta and gamma radiation. Students will have the opportunity to design their own procedures to explore the relationship between distance and radiation intensity.

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  Molecular Structure, Intermolecular Forces, Physical Properties | High School

  Lab: Solubility Plays a Role: Making Seitan from Flour Mark as Favorite (13 Favorites)

  This lab offers insight into a practical aspect of solubility and demystifies a common ingredient, wheat flour. In this lab students will read about the composition and observe some properties of whole wheat flour by preparing seitan, a vegetarian meat substitute made from the glutenin and gliadin proteins in flour. Gluten, formed from the interaction of the aforementioned proteins, has a unique property of elasticity.

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  Identifying an Unknown, Solutions, Solubility, States of Matter, Melting Point, Phase Changes | High School

  Simulation: Safety Data Sheets Mark as Favorite (13 Favorites)

  Students learn about sections of a safety data sheet (SDS) and how the information can be used for safety purposes and for identifying unknowns. They will use the Physical and Chemical Properties section and particle diagrams to distinguish between substances with similar appearances in a variety of lab-based scenarios.

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  Physical Change, Chemical Change, Observations | Elementary School, Middle School

  Lab: Comparing Physical and Chemical Changes Mark as Favorite (13 Favorites)

  In this lab, students will analyze different scenarios in order to determine if a physical or chemical change has occurred. This lab experience will provide students with the opportunity to record observations, as well as improve their ability to differentiate between physical and chemical changes.

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  History | Middle School, High School

  Project: Famous Women Chemists: Snapchat Storyboard Mark as Favorite (13 Favorites)

  In this lesson, students will research female chemists and create a 6-panel ‘Snapchat’ storyboard to present the information learned.

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  Polyatomic Ions, Review, Ions | High School

  Activity: Trade Ions Mark as Favorite (13 Favorites)

  In this activity, students will learn common ions by creating notecards and quizzing each other.

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  Electromagnetic Spectrum, Identifying an Unknown | Middle School, High School

  Video: Color Matching Paint Video Mark as Favorite (13 Favorites)

  This video explains how technology, specifically focusing on spectrophotometry, can be used for paint matching. Students will learn how the spectrophotometer interacts with the spectrum of visible light in order to match or reproduce specific paint colors.

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  Quantitative Chemistry, Percent Composition, Measurements, Observations | High School

  Lab: Dehydration of Hydrated Salt Mark as Favorite (13 Favorites)

  In this lab, students are introduced to chemical measurement in a hands-on investigation using a heat source and a hydrated compound. Students will determine the percentage water lost, by mass, from a hydrated compound during the heating process. Additionally, students will analyze and interpret their results in a claim, evidence, reasoning format.

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  Catalysts, Reaction Rate, Experimental Design, Scientific Method, Chemical Change, Error Analysis, Balancing Equations, Percent Yield, Stoichiometry, Chemical Change, Measurements, Error Analysis, Dimensional Analysis | High School

  Lesson Plan: Catalysis & Catalytic Converters Mark as Favorite (12 Favorites)

  In this lesson students will be introduced to catalysts while expanding their knowledge of chemical reactions and stoichiometry. They will first learn about catalytic converters and then be challenged to create the best “catalytic converter” of hydrogen peroxide to oxygen gas in an inquiry-based activity.

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  Periodic Table, History, Radioactive Isotopes, Alpha/Beta/Gamma Decay | Elementary School, Middle School, High School

  Video: Helium Video Mark as Favorite (12 Favorites)

  In this video, Sam Kean tells stories about helium.

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  Saturated vs. Unsaturated, Molecular Structure , Molecular Structure, Covalent Bonding, Lewis Structures, Interdisciplinary, Dimensional Analysis, Intermolecular Forces, Melting Point | High School

  Lesson Plan: Dietary Fats Mark as Favorite (12 Favorites)

  In this lesson, students will learn about the chemistry of dietary fats in the food they eat. They will calculate the number of calories coming from fats, carbohydrates, and proteins based on a food label before completing a guided activity focused on investigating the chemical structures of different types of fats. Students will then engage in a literacy component where they will use an article about the biological role of various types of dietary fats and foods to answer a series of questions.