Classroom Resources: Quantitative Chemistry

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1 – 25 of 28 Classroom Resources

• Gas Laws, Stoichiometry, Mole Concept | High School

Lab: Investigating the Self-Inflating Balloon

In this lab, students will investigate the chemical reaction used in the self-inflating balloon. They will apply their knowledge of gas laws and stoichiometry in order to determine the quantities of reactants used to inflate the balloon.

• Stoichiometry, Mole Concept, Dimensional Analysis | High School

Activity: A Stoichiometry Puzzle

In this activity, students will develop a better understanding of how to set up a stoichiometry problem using dimensional analysis (factor label method). Students will be able to use their prior knowledge of mole conversions and chemical reactions.

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

Activity: Mystery Gang Empirical Formulae

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.

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

Lesson Plan: Chemical Analysis of Martian Rocks

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.

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

Activity: Calculating Moles in Daily Life

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.

• History, Mole Concept, Measurements | High School

Activity: Avogadro Video Questions

In this activity, students will watch a video about Amedeo Avogadro and answer related questions. They will learn that he is the scientist given credit for the mole concept and that he also made several other discoveries in chemistry.

• Density, Identifying an Unknown, Mole Concept, Dimensional Analysis, Measurements, Molar Mass | High School

Lab: Chemistry Composition Challenge

In this inquiry based lab, students will design a method to solve three chemistry problems involving moles, molecules, and density.

• Stoichiometry, Mole Concept, Dimensional Analysis | High School

Lesson Plan: Map It Out!

In this lesson, students should be able to use a graphic organizer to help them solve stoichiometry problems. This lesson utilizes the Cornell note format.

• Concentration, Molarity, Mole Concept | High School

Demonstration: What Is a 1 Molar Solution?

In this demonstration, students will determine the molarity of several different solutions demonstrated by the teacher.

• Stoichiometry, Conservation of Mass, Limiting Reactant, Mole Concept | High School

Animation: Limiting Reactant Animation

In this animation, students will visualize on the particulate level what happens in a limiting reactant problem. A number of limiting reactant scenarios are animated, including a simple example of how to build a bike to introduce the concept of limiting reactant. Conservation of mass is also demonstrated by calculating masses from the mole quantities of the reactants and products. **This video has no audio**

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

Video: Amedeo Avogadro Video

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

• 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, 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.

• Concentration, Molarity, Balancing Equations, Stoichiometry, Mole Concept, Dimensional Analysis, Saturated/unsaturated/supersaturated | High School

Lab: Kool-Aid

In this lab, students calculate grams of Kool-Aid powder required to make 3 different solutions of Kool-Aid (using the molar mass of sugar) with the following concentrations: 0.2 M, 0.5 M, and 1.0 M. Determine the concentration of properly prepared Kool-Aid through a taste test.

• Mole Concept | High School

Lab: It's Mole Time!

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.

• Balancing Equations, Stoichiometry, Limiting Reactant, Mole Concept, Dimensional Analysis | High School

Activity: Sweet Stoichiometry Reactions

In this activity, students will use candy to investigate stoichiometry and mole-gram relationships in chemical equations, but could also be used to introduce the concept of limiting reactants.

• Acid Base Reactions, Molarity, Net Ionic Equation, Mole Concept, Dimensional Analysis, Measurements, Heat of Neutralization, Calorimetry, Specific Heat, Temperature, Exothermic & Endothermic, Bond Energy | High School

Lab: Heat of Neutralization

In this lab, students carry out an acid base reaction to calculate the heat of neutralization.

• Balancing Equations, Stoichiometry, Limiting Reactant, Mole Concept, Dimensional Analysis, Measurements | High School

Activity: S'more Stoichiometry

In this activity, students determine the number of graham crackers and chocolate pieces required to complete a “reaction” with a given quantity of marshmallows (the limiting reactant). They then use the same thought process with a problem involving a real chemical reaction.

• 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.

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

Lab: Finding CO<sub>2</sub> Mass in your Breath

In this lab, students will measure how much carbon dioxide they exhale by reacting their exhaled breath with lime water (calcium hydroxide).

• Reduction, Percent Yield, Activity Series, Stoichiometry, Redox Reaction, Classification of Reactions, Mole Concept, Chemical Change, Dimensional Analysis, Measurements, Oxidation, Error analysis | High School

Lab: Extracting Copper From Ore

In this lab, students extract copper from copper carbonate using two different methods, and then determine which industrial method is most effective.

• Mole Concept | High School

Activity: Popcorn Counting Unit

Popcorn Counting Unit Grade Level: High School Topic: Quantitative Chemistry Subtopic: Mole Concept

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

Activity: Can You Color A Mole?

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.

• Mole Concept, Dimensional Analysis, Measurements | High School

Lab: Calculating Moles

In this lab, students will have the opportunity to practice conducting the chemist’s way of counting atoms and molecules by using the mole. They will determine the mass of various common elements and compounds and convert this data into values of moles, atoms and molecules. This will allow students to realize the connection between commonly used laboratory chemicals and the quantitative data and calculations that are such a fundamental part of chemistry.

• Mole Concept, Dimensional Analysis, Measurements | High School

Activity: Bring Me A Mole

In this lab, students take an abstract concept, the mole, and turn it into a real measurable concept.

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Subtopic: Mole Concept

Grade Level: High School