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Interactive
Chiral Publishing

Chiral Publishing: An Introduction to Chemistry: Molar Mass Conversion Factors

For Students 9th - 10th
Test your knowledge of moles by practicing this animated exercise. Fill in the conversion factors for the molar mass and see if you are a mole master!
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Activity
Texas Instruments

Texas Instruments: Mole Activity

For Teachers 9th - 10th
This activity is intended to help students gain an understanding of the mole concept. By determining the molar mass of the element at each station, students will be able to identify the element. Students will learn that the molar mass of...
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Handout
Simon Fraser University

Chem1 Virtual Textbook: Moles and Their Uses

For Students 9th - 10th
As part of the "Basic Atomics" section of the Virtual Textbook, this site examines moles. The information presented defines moles in relation to Avogadro's number and then goes on to describe molar mass and molar volume.
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eBook
Crescent Public Schools

The Internet Science Room: Formula Mass Calculations

For Students 9th - 10th
This chemistry tutorial helps students understand that formula mass is the total of all the atomic masses of a chemical formula.
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eBook
Crescent Public Schools

The Internet Science Room: The Mole Concept

For Students 9th - 10th
Students explore the concept of a mole and molar mass, and how these values are used in chemistry.
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Activity
Michael Blaber, PhD

Florida State Univ.: Stoichiometry: Chemical Formulas and Equations

For Students 9th - 10th
Determining empirical formula from analytical data, and determing molecular formula from empirical formula, with flow charts and sample calculations.
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Article
Open Curriculum

Open Curriculum: Molar Mass

For Students 9th - 10th
The objective of this article is to compute molar masses of chemicals and to use molar masses in conversion problems.
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Handout
Towson University

Towson University: Determining Formulae

For Students 9th - 10th
Explanation of how to calculate empirical and molecular formulas.
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Website
University of Florida

Chemistry 2041 Lecture Notes: Ideal Gases

For Students 9th - 10th
The ideal gas law is presented and explained. The derivation of other gas laws is performed. Gas behavior is explained in terms of gas laws. Excellent graphics.
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PPT
Sophia Learning

Sophia: Converting From Grams to Particles: Lesson 2

For Students 9th - 10th
This lesson demonstrates how to convert from grams to particles (molecules, atoms, ion). It is 2 of 2 in the series titled "Converting from Grams to Particles."
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Unit Plan
Sophia Learning

Sophia: Converting From Mass to Particles Using a Balanced Chemical Equation

For Students 9th - 10th
A narrated screencast explaining how to use a balanced chemical equation to determine the number of particles of a substance given the starting mass of another substance. [4:46]
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PPT
Sophia Learning

Sophia: Molar Mass of an Element

For Students 9th - 10th
Through this short tutorial, learn how to use the periodic table of elements to determine the molar mass of elements.
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Unit Plan
Sophia Learning

Sophia: Chemical Reactions: Stoichiometry

For Students 9th - 10th
This lesson on stoichiometry demonstrates how to use a balanced chemical equation to determine the mass of a product given the starting mass of a reactant. [7:55]
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Website
Oswego City School District

Regents Exam Prep Center: Moles & Stoichiometry: Moles Resource

For Students 9th - 10th
A nice page of links to follow for learning about moles. Contains links to sites that have explanations of moles and molar mass, practice problems, and more.
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eBook
Chiral Publishing

Chiral Publishing: An Introduction to Chemistry: Molar Mass Conversion Factors

For Students 9th - 10th
Read how to use molar mass equations to find conversion factors and molecular compounds. View several examples using given formulas for molar mass.
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eBook
Chiral Publishing

Chiral Publishing: An Introduction to Chemistry: Molar Mass and Chemical Compounds: Audio Book

For Students 9th - 10th
Listen and watch as this audio book shows the relations of molar mass and chemical compounds. Discover the formula for molecular mass, ionic compounds, and formula units, and view several pictures about chemical formulas.
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eBook
Chiral Publishing

Chiral Publishing: An Introduction to Chemistry: Relating Mass to Number of Particles: Audio Book

For Students 9th - 10th
This slide and audio book shows how to relate mass to a number of particles by using many formulas, examples, and real life scenarios. View the weighted average calculations, Avogadro's number, the atomic mass of carbon, and molar mass.
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Interactive
CK-12 Foundation

Ck 12: Chemistry Simulation: Mole Carnival

For Students 9th - 10th
[Free Registration/Login Required] In the mole carnival, students count the number of atoms and particles in different objects found at the carnival. As students work to find the number of particles, they practice counting particles by...
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Unit Plan
Concord Consortium

Concord Consortium: What Makes Water Special?

For Students 9th - 10th
Activity 2 investigates Why is water different from other liquids? This activity will discover the properties of different liquids. Students will explore what makes honey gooey and thicker than water. And why some liquids evaporate...
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Interactive
Chiral Publishing

Chiral Publishing: An Introduction to Chemistry: Percent Element in Compound

For Students 9th - 10th
This section from the online textbook, "An Introduction to Chemistry", gives the steps to calculate the percent of an element in a compound. A few example calculations are shown. Also find links to chapter maps and power points for other...
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Lesson Plan
Science Education Resource Center at Carleton College

Serc: Mn Step: Stoichiometry: Introduction to Stoichiometry

For Teachers 9th - 10th
Using the example of a cake recipe, students find the ratios between different ingredients, which introduces the concept of mole ratios. They then calculate the mole ratios in a chemical equation, and learn how this applies to...
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Handout
Simon Fraser University

Chem1 Virtual Textbook: Molar Mass of a Gas Mixture

For Students 9th - 10th
The General Chemistry Virtual Textbook, or Chem 1, is broken into several sections covering various aspects of topics related to chemistry. This section deals with the molar mass of gas mixtures. Applications of Dalton's law are also...
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Handout
Other

States of Matter and Properties of Gases: Terms

For Students 9th - 10th
A very complete list of terms that are important to the study of gases. This resource is a web archive.
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PPT
Sophia Learning

Sophia: Molar Mass of a Compound: Lesson 2

For Students 9th - 10th
This lesson will define molar mass and give examples of how to determine the molar mass of different compounds using the periodic table. It is 2 of 2 in the series titled "Molar Mass of a Compound."