76 – 100 of 133 Classroom Resources

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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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  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.

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  Mole Concept | High School

  Activity: Popcorn Counting Unit Mark as Favorite (55 Favorites)

  In this activity, students develop a new method of counting objects, called the PCU, and compare this method to the concept of the mole.

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  Percent Yield, Limiting Reactant, Stoichiometry, Dimensional Analysis | High School

  Activity: Cookie Stoichiometry Mark as Favorite (49 Favorites)

  In this activity, students use a chocolate chip cookie recipe to answer questions related to stoichiometry, percent yield, and limiting reactants.

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  Measurements, Error Analysis, Accuracy, Accuracy, Significant Figures, Error Analysis | Middle School, High School

  Lab: Accuracy, Precision, and Error in Measurements Mark as Favorite (31 Favorites)

  In this lab, students make measurements of length and width using four measuring tools. They will measure the same object using measuring sticks of different precision. They will observe that the exactness of a measurement is limited by the precision of the measuring instrument.

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  Density, Measurements | High School

  Lab: Can it Float? Mark as Favorite (19 Favorites)

  In this lab, students will investigate the relationships between mass, volume, density and buoyancy in common objects. Students will be tasked with determining the volume of a variety of objects as well as interpreting the meaning of their buoyancy in water.

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  Gas Laws, Sublimation, Ideal Gas, Volume, Temperature, Pressure, Density, Phase Changes, Interdisciplinary, Density, Physical Change, Mole Concept, Dimensional Analysis, Measurements | High School

  Demonstration: Ideal Gas Law using Carbon Dioxide Mark as Favorite (15 Favorites)

  In this demonstration, students observe dry ice sublime while the CO2 gas fills a balloon. They then calculate the moles and volume of CO2 produced.

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

  Video: Antoine Lavoisier Video Mark as Favorite (18 Favorites)

  This video tells the story of Antoine Lavoisier who many consider to be the father or modern chemistry. Lavoisier discovered oxygen and hydrogen and first proposed the Law of Conservation of Mass.

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  Temperature, History, Accuracy, Physical Properties | Elementary School, Middle School, High School

  Video: The Temperature Guys Video Mark as Favorite (80 Favorites)

  This video tells the story of how temperature as we currently know it evolved. The first thermometers invented in the early 1600s are very different than ones we use today!

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  Mole Concept, Significant Figures, Dimensional Analysis, Measurements, Scientific Notation, Molar Mass, Molecular Formula | High School

  Activity: Can You Color A Mole? Mark as Favorite (91 Favorites)

  In this activity, students determine how many moles of paraffin are used when they color a piece of paper as well as how many molecules and moles of wax are in one crayon.

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  Stoichiometry, Dimensional Analysis, Mole Concept, Gas Laws, Ideal Gas, Molarity, Concentration, Electrolysis, Electrons | High School

  Lesson Plan: Stoichiometry Set-up Method Mark as Favorite (70 Favorites)

  In this lesson, students will learn how to follow a process of visual cues in combination with a step-by-step problem solving method for different types of stoichiometric problems. This method can be particularly beneficial for students who struggle with completing multi-step calculations.