326 – 350 of 672 Classroom Resources

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  Conservation of Mass, Observations, Inferences, Matter, Error Analysis | High School

  Lab: Investigating Mass Change Mark as Favorite (18 Favorites)

  In this lab, students perform seven different investigations in order to develop an understanding of conservation of mass.

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  Lab Safety, Introduction | Middle School, High School

  Lesson Plan: ACS Chemical Safety Video: RAMP Mark as Favorite (17 Favorites)

  In this lesson, students will learn about a simple yet powerful tool for protecting themselves and their classmates in the lab, RAMP. It stands for: Recognize hazards; Assess risks; Minimize risks and Prepare for emergencies. Using a video, and multiple activities, students will become more knowledgeable and better prepared to assess risks and identify hazards in the lab.

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  Separating Mixtures, Observations, Physical Change, Mixtures, Physical Properties | High School

  Lab: Distillation Mark as Favorite (17 Favorites)

  In this lab, students complete a simple distillation lab separating water from cinnamon and food coloring.

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  Classification of Reactions, Chemical Change, Catalysts, Observations | Middle School, High School

  Demonstration: Catalyst in Motion Mark as Favorite (17 Favorites)

  This demonstration allows students to visualize how a catalyst can impact a chemical reaction. Students will also identify the products of a decomposition reaction, as well as determine if the reaction was endothermic or exothermic based on their observations.

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  Conservation of Mass, Measurements, Conservation of Mass, Chemical Change, Observations, Physical Change, Chemical Change | High School, Middle School

  Lab: Mass & Change Mark as Favorite (17 Favorites)

  In this lab, students will use unified particle pictures of solid, liquid, and gas to explain the law of conservation of mass after carrying out various experiments.

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  Periodic Table, Elements, Percent Composition | Middle School

  Activity: The Universe of Elements Mark as Favorite (17 Favorites)

  In this activity, students are introduced to the periodic table and its elements. Student will discuss that all material in the Universe is composed of elements and that the atom is the smallest particle that still has the physical and chemical properties of any given element. Students will engage in an activity to determine the percent composition of common elements in the universe, and based on their results they will hypothesize the identity of each element based on its relative abundance.

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  Introduction, Scientific Method | High School

  Activity: Chemistry Fact vs Fiction Mark as Favorite (17 Favorites)

  In this activity, students will read a short article, view a video, and discuss why they believe the article and video are or are not reliable sources of information. Students will then perform a basic laboratory experiment implementing the steps of the Scientific Method.

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  Chemical Change, Density, Chemical Change, Density | Elementary School, Middle School, High School

  Demonstration: Fire Extinguisher Mark as Favorite (17 Favorites)

  In this demonstration, students will observe a chemical reaction, and see how the product can be used to extinguish a fire.

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  Chemical Change, Chemical Change, Physical Change, Physical Properties | Middle School

  Lab: Little Miss Muffet Investigation Mark as Favorite (17 Favorites)

  In this lab, students will work in cooperative groups to conduct a chemical reaction by mixing vinegar with milk. This reaction will cause the curds to precipitate and separate from the liquid whey. The lesson can be extended by experimenting with different types of milk or by using different acids.

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  Periodic Table, Subatomic Particles, History, Introduction, Elements, Atoms, Valence Electrons, Electrons | Middle School

  Project: Elemental Art: A Visual Periodic Table Mark as Favorite (17 Favorites)

  In this activity students will research an assigned element of the Periodic Table and then create a poster that visually explains and expresses the element. The final posters can be arranged into a classroom Periodic Table.

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  Intermolecular Forces, Physical Change, Intermolecular Forces, Polarity | High School

  Activity: Intermolecular Forces Activity Mark as Favorite (17 Favorites)

  In this activity, students will represent molecules and energy to investigate the different types of intermolecular forces.

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  Matter, Physical Properties, Chemical Properties, Mixtures, Elements, Alloys | High School

  Lesson Plan: Observing Properties of Those Marvelous Metals Mark as Favorite (17 Favorites)

  In this lesson, students will see how metals, both pure metals and alloys, may have different physical and chemical properties. They will investigate how these properties contribute to their usefulness in manufacturing and construction.

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  Activity Series, Electrons, Electron Transfer, Balancing Equations, Predicting Products, Chemical Change, Chemical Change, Observations | High School

  Activity: Simulation Activity: Metals in Aqueous Solutions Mark as Favorite (17 Favorites)

  In this activity, students will run simulated tests of various metals in aqueous solutions to determine the relative reactivity of these metals. A total of eight metals will be observed in various combinations with the corresponding metal nitrate solutions and hydrochloric acid. Students will interpret the data collected to construct an activity series of the elements used in this simulation.

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  Graphing, Interdisciplinary | Middle School, High School

  Activity: Simulation Activity: Graphing Mark as Favorite (16 Favorites)

  In this activity, students will use a simulation to learn good graphing techniques, as well as how to interpret data presented in a graph. They will take a quiz in the simulation, and then have an opportunity to put their graphing skills to work and generate their own graph using sample data.

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  Conservation of Mass, Observations, History, Measurements, SI Units | Middle School, High School

  Activity: Lavoisier Video Questions Mark as Favorite (16 Favorites)

  In this activity, students will watch a video about Antoine Lavoisier, who many consider to be the father of modern chemistry. They will answer questions as they learn about oxygen, hydrogen, and the first proposal of the Law of the Conservation of Mass.

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  Atomic Theory, Model of the Atom, Subatomic Particles, History | High School

  Activity: Atomic Theory Timeline Mark as Favorite (16 Favorites)

  In this activity, students will attempt to identify the historical contributions of several famous chemists and also identify the year of their work.

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  Concentration, Titrations, Indicators, Equivalence Point, Chemical Change, Accuracy, Error Analysis, Chemical Change | Middle School, High School

  Lesson Plan: Comparison of Vitamin C in Juice Drinks Mark as Favorite (16 Favorites)

  In this lesson, students will use a color-changing indicator called indophenol and a simplified titration method to determine if vitamin C is present in a variety of store-bought juices. The indicator solution will turn from dark blue to colorless once all the indophenol has reacted with vitamin C in the juices. Students will count how many drops of juice it takes to produce this color change in a 5-mL sample of indicator solution. The greater number of drops it takes to cause the color change, the less vitamin C is present in each drop. They will use their data to compare the relative amounts of vitamin C in the juices to a solution prepared from a vitamin C tablet.

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  Ionic Bonding, Covalent Bonding, Physical Properties, Chemical Properties, Density, Inferences | High School

  Lesson Plan: Murder Mystery Mark as Favorite (16 Favorites)

  In this lesson, students will use their knowledge of the properties of ionic and covalent compounds to examine the evidence from a crime scene. Students will conduct several tests, and compare their data with known data in a collection of SDS documents. Using the evidence from their investigation, students will write a claim, evidence and reasoning statement detailing whether the victim was murdered or died accidentally.

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  Physical Properties, Physical Change, Observations, Identifying an Unknown, Lab Safety, Molecules & Bonding, Covalent Bonding, Ionic Bonding, Intermolecular Forces, Molecular Motion, Solutions, Conductivity, States of Matter, Melting Point, Intermolecular Forces, Molecular Motion | High School

  Activity: Animation Activity: Physical Properties and Particle Interaction Mark as Favorite (16 Favorites)

  In this activity, students will view an animation that explores the relationship between physical properties and particle-level interactions. Particle diagrams of common household substances are used to illustrate that forces of attraction influence melting points. Similarly, particle diagrams of the same substances dissolved in water are used to compare their conductivity in solution.

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  Periodic Table, Elements | Elementary School, Middle School

  Activity: Elemental Mix-up Mark as Favorite (16 Favorites)

  In this activity, students will test their knowledge of the periodic table as they attempt to unscramble element names and use select letters to solve a mystery message.

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  Molecular Structure , Functional Groups, Isomers, Observations, Molecular Structure, Isomers | High School

  Activity: Spices and Structures Mark as Favorite (16 Favorites)

  In this activity, students will taste and make notes about the flavors of 6 common spices used to flavor food and then compare the flavors and molecular structures of the spices.

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  Observations, Combustion, Phase Changes, Experimental Design, Scientific Method | High School, Middle School

  Lab: Observing a Candle Mark as Favorite (16 Favorites)

  In this lab, students accumulate observations of a candle including a look at the combustion reaction's reactants and products.

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  Titrations, Limiting Reactant, Acid Base Reactions, Indicators, Chemical Change, Equivalence Point, Stoichiometry, Balancing Equations, Chemical Change, Graphing, Error Analysis, Chemical Change, Error Analysis, Measurements, Concentration, Molarity | High School

  Lab: Acid-Base Mole Ratio Mark as Favorite (16 Favorites)

  In this lab, students study several concepts, including acid-base reactions, limiting reactants, and stoichiometry, by observing the contained reaction of acetic acid (diluted vinegar) with sodium hydrogen carbonate (baking soda) in an unconventional, cost effective titration.

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  Heat, Boiling Point, History | High School

  Lesson Plan: Norbert Rillieux, Thermodynamics and Chemical Engineering Mark as Favorite (16 Favorites)

  In this lesson, students will learn about thermodynamics through a historical story of a budding Black chemical engineer named Norbert Rillieux. He is credited with creating the process for isolating sugar crystals from sugarcane because of his keen understanding of thermodynamics. 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. Rillieux’s story is interesting from a diversity standpoint. He was a free biracial scientist living in the South during pre-Civil War times. This story provides an opportunity to discuss diversity, equity, and inclusion in the chemistry classroom.

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  Chemical Change, Observations, Redox Reaction, Electron Transfer, Oxidation Number, Chemical Change, Activation Energy | High School

  Lesson Plan: Cyanotypes: Taking Pictures with the Sun Mark as Favorite (16 Favorites)

  In this lesson, students will read about the chemistry behind two photographic methods, including cyanotypes, and then prepare their own sun-sensitive cyanotype paper from two different types of paper. They will place items of their choosing on the prepared papers, place them in the sunlight, and develop and compare the images. Finally, students will be asked to think about different variables they could test with adjustments to the original procedures.