# Classroom Resources: Molecules & Bonding

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1 – 14 of 14 Classroom Resources

• Percent Composition, Law of Definite Proportions, Molar Mass, Law of Multiple Proportions | High School

### Access is an AACT member benefit. Lesson Plan: Exploring the Laws of Definite and Multiple Proportions

In this lesson, students will review the concept of percent composition and then apply it to the laws of definite and multiple proportions.

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

### Access is an AACT member benefit. Lab: Molar Mass of Butane

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.

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

### Access is an AACT member benefit. Lab: Determination of the Molar Mass of Butane

In this lab, students will experimentally determine the molar mass of a gas, specifically butane (C4H10), by collection over water. This experiment is an inquiry based experiment for 2nd year chemistry or AP chemistry students who have previously collected an insoluble gas.

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

### Access is an AACT member benefit. 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.

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

### Access is an AACT member benefit. Lab: Chemistry Composition Challenge

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

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

### Access is an AACT member benefit. 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, Molar Mass | 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.

• Intermolecular Forces, Polarity, Molar Mass, Intermolecular Forces, Boiling Point, Heat of Vaporization | High School

### Lab: Heat of Vaporization

In this lab, students test whether a substance’s heat of vaporization is determined by its molar mass, the strength of its intermolecular forces, or both.

• Naming Compounds, Molecular Formula, Covalent Bonding, Ionic Bonding, Molar Mass | High School

### Access is an AACT member benefit. Activity: Formula Card Game

In this activity, students play a card game to practice creating chemical formulas.

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

### Access is an AACT member benefit. 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, Molar Mass | High School

### Access is an AACT member benefit. 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.

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

### Access is an AACT member benefit. Lab: Analysis of Carbonate Compounds

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.

• Molecular Formula, Molar Mass, Atomic Mass | High School

### Access is an AACT member benefit. Activity: Molecule Building Tournament

In this activity, students determine molecular formulas given formula masses and a limited number of atoms.

• Observations, Density, Temperature, Gas Laws, Density, Pressure, Physical Change, Identifying an Unknown, Molar Mass, Ideal Gas, Volume, Error Analysis | High School

### Access is an AACT member benefit. Lab: Molar Mass of Dry Ice

In this lab, students will use gas laws to calculate the molar mass of dry ice and then use the information to identify the compound that makes up this substance.

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Subtopics: Molar Mass