76 – 100 of 146 Classroom Resources

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  Percent Composition, Mole Concept, Identifying an Unknown, Emission Spectrum, Empirical Formula, Percent Composition | High School

  Lesson Plan: Chemical Analysis of Martian Rocks Mark as Favorite (109 Favorites)

  In this lesson, students are challenged to analyze the spectral graphs obtained by the Curiosity Mars Rover. Based on their examination students will determine the component elements of each sample, as well as the relative abundance of each element. With this information the student will complete calculations to find the empirical formula and identify the composition of the unknown rock. Finally students will complete research to see if these rocks are actually like those on Earth.

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  Percent Composition, Molecular Formula, Percent Composition, Mole Concept | High School

  Activity: Mystery Gang Empirical Formulae Mark as Favorite (191 Favorites)

  In this activity, students will determine empirical formulas for samples of trace evidence collected from various crime scene scenarios. They will use the information to link a criminal to a particular crime scene.

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  Percent Composition, Scientific Method, Introduction, Percent Composition | Middle School

  Lab: Mass Percent Mark as Favorite (2 Favorites)

  In this lesson, students will develop a theory of how to calculate percent composition.

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

  Lab: Dehydration of Hydrated Salt Mark as Favorite (8 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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  Atomic Structure, Atomic Mass, Electrons, Ions, Subatomic Particles, Chemistry Basics, Density, Periodic Table, Dimensional Analysis, Mole Concept | High School

  Activity: A Pound of Numbers Mark as Favorite (24 Favorites)

  In this activity, students will review a series of fundamental chemistry questions and select the answer from two choices provided. Upon completion, the sum of all the correct answers will equal the number of grams in one pound. Students can then use dimensional analysis to determine the number of grams in one pound for comparison.

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  Measurements, SI Units, Significant Figures, Accuracy | Middle School, High School

  Simulation: Measuring Volume Mark as Favorite (59 Favorites)

  In this simulation, students will participate in a 10 question quiz. The quiz questions are each made of two parts, with the first part requiring the student to analyze an image of a graduated cylinder in order to report an accurate measurement. Students must use the correct number of digits based on the markings presented on the cylinder when reporting the measurement. In the second portion of the question the students will determine the uncertainty value of the graduated cylinder, again by analyzing its markings. The simulation is made up of several different sizes of graduated cylinders, each containing unique markings, so students will be challenged to analyze each individually.

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  Measurements, SI Units, Dimensional Analysis, Scientific Notation, Molecular Structure , Elements, History, Interdisciplinary | High School

  Lesson Plan: The Discovery of Fullerenes Mark as Favorite (5 Favorites)

  In this lesson, students will learn about a class of compounds called fullerenes through a reading about their discovery. Metric conversions, organic chemistry, and allotropes are all touched on in this lesson. 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 (12 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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  Introduction, Lab Safety, Measurements | High School

  Lab: Cleaning Up the Lab Mark as Favorite (33 Favorites)

  In this lab, students will learn how to mass a solid, properly wash glassware, and clean up their lab area.

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  Stoichiometry, Balancing Equations, Predicting Products, Chemical Change, Mole Concept, Dimensional Analysis, Measurements, Chemical Change, Culminating Project | High School

  Project: Chemical Reaction Soda Bottle Boat Race Mark as Favorite (98 Favorites)

  In this project, students will design and build a soda bottle boat with the goal of having the fastest boat to get to the other end of the rain gutter racetrack. Students will have to complete stoichiometric calculations to determine an appropriate amount of “fuel” (baking soda + vinegar) to power their boat.

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  Limiting Reactant, Concentration, Net Ionic Equation, Stoichiometry, Balancing Equations, Precipitate, Mole Concept, Dimensional Analysis | High School

  Lab: Finding CO₂ Mass in your Breath Mark as Favorite (40 Favorites)

  In this lab, students will measure how much carbon dioxide they exhale by reacting their exhaled breath with limewater (calcium hydroxide solution). Students will practice writing balanced equations and completing mass-to-mass stoichiometric calculations.

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  Combustion, Heat of Combustion, Stoichiometry, Balancing Equations, Dimensional Analysis, Interdisciplinary, Culminating Project | High School

  Lesson Plan: Redesigning a Car for the Environment Mark as Favorite (26 Favorites)

  Chemland’s city public transportation board has requested the class to help them determine the direction the city should move towards in reducing the carbon footprint. Students will be divided into groups and will come up with proposals of how to reduce the carbon footprint from carbon dioxide released from vehicles. The groups will represent different ways to reduce the carbon footprint via an alternative fuel source or a new technology. They will debate their findings to determine the direction that the city council should move towards to reduce the carbon footprint.

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  Scientific Notation, Dimensional Analysis, SI Units | High School

  Lesson Plan: Using Scientific Notation in Chemistry Mark as Favorite (56 Favorites)

  In this lesson, students will solve a variety of real-world problems using scientific notation. Students will listen to a convoluted radio conversation about coffee which will relate to a math-based problem that this lesson is developed around. Students will begin to recognize the benefits of using scientific notation in their calculations.

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  Concentration, Percent Composition | Middle School, High School

  Lab: Homemade Hydrometers Mark as Favorite (5 Favorites)

  In this lesson, students will engineer simple hydrometers from straws and clay to learn about standard solutions, calibration, and instrument drift. They will use their hydrometers to test the salinity of samples of natural water.

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  Scientific Notation, Measurements | Middle School

  Activity: Scientific Notation Practice Mark as Favorite (11 Favorites)

  In this activity, students will learn about the importance of scientific notation to the science community. Through guided practice problems, students will be introduced to scientific notation and learn how to convert values into scientific notation.

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  Significant Figures, Measurements, Beer's Law, Concentration, Molarity | High School

  Lab: Investigating Shades of Blue Mark as Favorite (12 Favorites)

  In this lab investigation, students will create a copper(II) nitrate solution. Each group will be given a different measurement device in order to see how the accuracy of the preparation of the solution is affected by the limitations of the measurement device. The goal is for students to have a true understanding of why significant figures are important.

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  Measurements, Accuracy, Dimensional Analysis, Significant Figures, SI Units | Middle School, High School

  Activity: Measurement Tools, Significant Figures and Conversions Mark as Favorite (60 Favorites)

  In this activity, students will complete several hands-on measurements, using a variety of common measuring tools. They will carefully consider how to properly report each measurement based on the tool used. Students will then complete measurement conversions, and apply their knowledge of significant figures.

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  Chemical Change, Gas Laws, Stoichiometry, Balancing Equations, Volume, Dimensional Analysis, Mole Concept | High School

  Project: Air Bag Stoichiometry Mark as Favorite (134 Favorites)

  In this lab, students make real-world connections of stoichiometry with the design of car air bags.

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  Mole Concept, Dimensional Analysis, Molar Mass, Molecular Formula | High School

  Activity: Calculating Moles in Daily Life Mark as Favorite (156 Favorites)

  In this activity, students will use dimensional analysis to complete calculations and conversions for the number of moles, atoms, and molecules in several everyday household items using collected data.

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  Calorimetry, Law of Conservation of Energy, Combustion, Heat of Combustion, Specific Heat, Heat, Exothermic & Endothermic, Bond Energy, Temperature, Measurements, Accuracy, Dimensional Analysis, Error Analysis | High School

  Lab: How Much Energy is in Your Snack Food? Mark as Favorite (54 Favorites)

  In this lab, students will find the amount of heat energy stored in foods and compare heat calories with food calories.

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  Partial Pressure, Gas Laws, Ideal Gas, Pressure, Molar Mass, Measurements, Error Analysis | High School

  Lab: Molar Mass of Butane Mark as Favorite (17 Favorites)

  In this lab, students will experimentally determine the molar mass of butane using Dalton’s law and the ideal gas law. They will also calculate the percent error and explain possible sources of error.

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  Mole Concept, Measurements, Dimensional Analysis | High School

  Lesson Plan: Molar Marks Mark as Favorite (11 Favorites)

  In this lesson, students will better understand the mole concept by using chalk to write their name on a sidewalk and finding out the composition of chalk through research.

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  Introduction, Interdisciplinary, Experimental Design, Dimensional Analysis | High School

  Project: Food Chemistry Infographic Mark as Favorite (27 Favorites)

  In this project, students will research the chemical content and nutritional value of their favorite holiday foods, presenting their findings in an infographic. They will also include a recipe, which they will convert to metric units to practice dimensional analysis. As an extension to explore experimental design, they could alter one aspect of the recipe and observe how that change affects the final product.

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  Mole Concept, Measurements, History, Ideal Gas, Gas Laws | High School

  Video: Amedeo Avogadro Video Mark as Favorite (47 Favorites)

  This video tells the story of Amedeo Avogadro, the scientist given credit for the mole concept, but who discovered other things in chemistry too.

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  Mole Concept, Dimensional Analysis, Measurements, Molar Mass | High School

  Lab: It's Mole Time! Mark as Favorite (151 Favorites)

  In this lab, students determine the number of moles of chalk used to write their name, the moles of sucrose ingested while chewing gum, and the moles of alcohol evaporated when using hand sanitizer.