151 – 175 of 254 Classroom Resources

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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 (15 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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  Titrations, Acid Base Reactions, Indicators, Chemical Change, Stoichiometry, Balancing Equations, Concentration, Molarity, Error Analysis, Dimensional Analysis, Measurements | High School

  Lab: Vinegar Quality Control Mark as Favorite (45 Favorites)

  In this lab, students will perform a titration of a vinegar sample to determine if it is it close to the concentration claimed on the bottle.

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  Titrations, Strong vs Weak, Indicators, pH, Equivalence Point, Acid Base Reactions, Balancing Equations, Graphing | High School

  Lab: Titration Curves Mark as Favorite (21 Favorites)

  In this lab, students graphically observe a plot of micro acid/base titrations and determine the equivalence point of each plotted curve.

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  Calorimetry, Exothermic & Endothermic, Temperature, Stoichiometry, Limiting Reactant, Chemical Change, Molarity, Enthalpy, Heat, Concentration, Experimental Design, Scientific Method | High School

  Lab: Less Than Zero Mark as Favorite (36 Favorites)

  In this lab, students will investigate the endothermic reaction between baking soda and HCl. Students will consider stoichiometric ratios, molar concentrations, reaction scale, and calorimetry. The lab starts with a scripted reaction that uses given molar ratios, a glass beaker, and 2-M HCl. They will witness a temperature drop of about 5 to 8 C. Students then adjust the experiment so they can achieve a temperature drop of more than 20 C.

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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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  Exothermic & Endothermic, Energy Diagrams, Heat, Temperature, Chemical Change | High School

  Lab: Exothermic and Endothermic Lab Mark as Favorite (55 Favorites)

  In this lab, students determine whether mixing two chemicals is endothermic or exothermic. One is a physical change, one is a chemical change.

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  Gas Laws, Percent Yield, Stoichiometry, Dimensional Analysis, Measurements, Error Analysis | High School

  Lab: Ideal Gas Law Mark as Favorite (68 Favorites)

  In this lab, students use the reaction of an antacid table with water to inflate a balloon. They then use the ideal gas law to determine the number of moles of gas produced by the reaction.

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  Gas Laws, Ideal Gas, Volume, Temperature, Pressure, Kinetic Molecular Theory, Density, Graphing, Density, Chemical Change, Stoichiometry, Balancing Equations, Chemical Change, Dimensional Analysis | High School

  Lesson Plan: The Gas Laws Unit Plan Mark as Favorite (97 Favorites)

  The AACT high school classroom resource library and multimedia collection has everything you need to put together a unit plan for your classroom: lessons, activities, labs, projects, videos, simulations, and animations. We constructed a unit plan using AACT resources that is designed to teach the Gas Laws to your students.

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  Percent Composition, Identifying an Unknown, Net Ionic Equation, Stoichiometry, Error Analysis, Molar Mass | High School

  Lab: Analysis of Carbonate Compounds Mark as Favorite (58 Favorites)

  In this lab, students calculate the molar masses of three unknown carbonate compounds by measuring the amount of product (CO2) produced by a reaction with hydrochloric acid.

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  Chemical Change, Chemical Change, Observations | High School, Middle School

  Lab: Corrosion in Motion Mark as Favorite (6 Favorites)

  In this lab, students will expose metal samples to various solutions and observe the amount of corrosion of a period of time.

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  Chemical Change, Combustion, Balancing Equations, Density, Specific Heat | High School

  Demonstration: Methane Bubble (Dragon Ball Z) Mark as Favorite (6 Favorites)

  In this demonstration, students will observe the combustion of a methane bubble. This exciting demonstration can be used as a dramatic and engaging introduction to the concepts of combustion reactions, chemical change, and balancing equations.

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  Chemical Change, Limiting Reactant, Classification of Reactions, Percent Yield, Stoichiometry, Concentration, Molarity, Mole Concept, Dimensional Analysis | High School

  Demonstration: First Day Review Mark as Favorite (20 Favorites)

  In this demonstration, students see evidence of a chemical reaction.

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  Chemical Change, Exothermic & Endothermic, Redox Reaction, Reaction Rate | High School

  Demonstration: Potassium Permanganate Demo Mark as Favorite (10 Favorites)

  In this demo, students witness two chemicals that take some time to react. The KMnO4 and glycerin come into contact and appear not to react, but then a flame results. This is an example of an exothermic redox reaction.

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  Chemical Change, Activity Series, Redox Reaction, Electrons, Electron Transfer, Reduction, Oxidation, Half Reactions, Galvanic Cells, Observations, Chemical Change | High School

  Lesson Plan: Exploring Automotive Corrosion Mark as Favorite (10 Favorites)

  In this lesson students will investigate the galvanic corrosion that can occur when different metals come in contact with each other in modern cars.

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  Chemical Change, Classification of Reactions, Balancing Equations, Observations, Chemical Change | High School

  Lab: Recycling Copper: Understanding Chemical Reactions Mark as Favorite (39 Favorites)

  In this lab, students will demonstrate their understanding of writing, balancing, translating, and identifying types of chemical reactions. While doing so, they will learn about the process of recycling copper.

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  Chemical Change, Classification of Reactions, Balancing Equations, Observations, Chemical Change | High School

  Lab: It's Time to React Mark as Favorite (72 Favorites)

  In this lab, students will conduct four chemical reactions and analyze each for indicators of a chemical reaction. Based on their observations students will write a balanced chemical equation for each reaction as well as identify the reaction type for each reaction.

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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 (133 Favorites)

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

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  Chemical Change, Density, Classification of Reactions, Balancing Equations, Observations, Chemical Change | High School

  Demonstration: Preparation of Hydrogen Mark as Favorite (2 Favorites)

  In this demo, students witness a single displacement reaction between zinc and sulfuric acid that produces hydrogen gas. The gas is collected via water displacement and ignited.

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  Limiting Reactant, Percent Yield, Stoichiometry, Balancing Equations, Net Ionic Equation, Concentration, Molarity, Precipitate, Solubility, Dimensional Analysis, Mole Concept, Observations, Graphing, Separating Mixtures, Identifying an Unknown | High School

  Lab: White Lab Mark as Favorite (55 Favorites)

  In this lab, students use molarity concepts to review limiting reactant concepts mathematically, conceptually, and graphically. They can then carry out a follow up investigation to identify an unknown using concepts learned in the first investigation.

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  Limiting Reactant, Classification of Reactions, Stoichiometry, Balancing Equations, Error Analysis | High School

  Lab: Mole Relationships in a Single Displacement Reaction Mark as Favorite (28 Favorites)

  In this lab, students will carry out a reaction between metallic copper and an aqueous solution of silver nitrate to determine the mole ratio between the reactants and the products and write a balanced equation based on the data.

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  Limiting Reactant | High School

  Lab: Limiting Reactant Candy Mark as Favorite (19 Favorites)

  In this lab, students will understand what is meant by the term, "limiting reactant" and be able to identify the limiting reactant in a non-chemistry situation.

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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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  Limiting Reactant, Percent Yield, Stoichiometry, Balancing Equations, Measurements, Observations, Error Analysis, Separating Mixtures, Error Analysis, Dimensional Analysis, Mole Concept | High School

  Lab: Determining Limiting Reactant and Percent Yield Mark as Favorite (79 Favorites)

  In this lab, students react copper(II) chloride with aluminum and determine the limiting reactant. They will identify the limiting reactant both theoretically through calculations and experimentally through their observations of the chemical reaction. They then determine which product to isolate to determine the percent yield of the reaction.

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  Limiting Reactant, Chemical Change, Conservation of Mass, Stoichiometry, Observations, Inferences, Chemical Change, Exothermic & Endothermic | High School

  Demonstration: Introducing Limiting Reactants Mark as Favorite (15 Favorites)

  In this demonstration, the teacher will perform a series of reactions between acetic acid--vinegar-- and varying amounts of sodium bicarbonate --baking soda--in order to inflate several Ziploc bags. Students will observe the reactions and analyze the quantities of reactants used as well as the results in order to understand the concept of limiting reactants. Students will also determine if the reaction is an endothermic or exothermic process based on their observations.

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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.