# Classroom Resources: Reactions & Stoichiometry

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101 – 125 of 205 Classroom Resources

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

### Lab: Vinegar Quality Control

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.

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

### Lab: Titration Curves

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

• Combustion, Calorimetry, Heat, Specific Heat, Temperature, Heat of Combustion, Scientific Method, Enthalpy, Bond Energy, Accuracy, Graphing, Experimental Design, Error Analysis | High School

### Activity: Evaluating Fuels

In this activity, students measure the heats of combustion of four fuels and compare them as potential replacements for gasoline.

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

### Lab: Less Than Zero

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.

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

### Lab: How Much Energy is in Your Snack Food?

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

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

### Lab: Exothermic and Endothermic Lab

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

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

### Lab: Ideal Gas Law

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.

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

### Lesson Plan: The Gas Laws Unit Plan

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.

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

### Lab: Analysis of Carbonate Compounds

In this lab, students identify three unknown substances by measuring the amount of product (CO2) produced by a reaction with hydrochloric acid.

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

### Lab: Corrosion in Motion

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

• Balancing Equations, Combustion, Chemical Change | High School

### Demonstration: Methane Bubble (Dragon Ball Z)

In this demonstration, students will observe the combustion of methane using hands-on practices.

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

### Demonstration: First Day Review

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

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

### Demonstration: Potassium Permanganate Demo

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.

• Chemical Change, Exothermic & Endothermic | High School

### Demonstration: Gun Cotton

In this demo, students will witness a decomposition reaction of gun cotton; a smokeless flame results.

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

### Lesson Plan: Exploring Automotive Corrosion

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

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

### Lab: Recycling Copper: Understanding Chemical Reactions

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.

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

### Lab: It's Time to React

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.

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

### Project: Air Bag Stoichiometry

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

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

### Demonstration: Preparation of Hydrogen

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.

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

### Lab: White Lab

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.

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

### Lab: Mole Relationships in a Single Displacement Reaction

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.

• Limiting Reactant | High School

### Lab: Limiting Reactant Candy

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.

• Observations, Balancing Equations, Stoichiometry, Limiting Reactant | High School

### Lesson Plan: Limiting Reactant

This lesson is intended to be used as an introduction to the concept of limiting reactants.

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

### Lab: Limiting Reactant Lab

In this lab, students react copper(II) chloride with aluminum to determine the limiting reactant. They then isolate one product to determine their percent yield.

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

### Demonstration: Introducing Limiting Reactants

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.