Online Course
Khan Academy

Khan Academy: Molarity, Molality, Osmolarity, Osmolality, and Tonicity What's the Difference?

For Students 9th - 11th
See how each of these terms tells us something different about a solution.
Activity
Texas Instruments

Texas Instruments: Molar Gas Lab

For Teachers 9th - 10th
Students use stoichiometry to determine the mass of oxygen gas in a bottle. They may also check their answer against the amount of potassium chloride produced during the reaction.
Activity
Dartmouth College

Dartmouth College: Chem Lab: Calorimetry 1 Enthalpy of Formation of Mg O

For Students 9th - 10th
In this lab experiment students are asked to determine the standard molar enthalpy of formation of magnesium oxide, MgO. Students are asked to use Hess's Law and the enthalpy changes of several other solution reactions during this...
eBook
Chiral Publishing

Chiral Publishing: An Introduction to Chemistry: Molarity and Equation Stoichiometry: Audio Book

For Students 9th - 10th
This audio book, narrated by author Mark Bishop, describes how to use equation stoichiometry for reactions that are in a solution. Many examples are shown, and general steps to complete the problems are given.
Unit Plan
CK-12 Foundation

Ck 12: The Mole Concept

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] In the following online tutorial students will identify three methods for measuring the amount of matter in a sample. They will define the mole and its relationship...
Unit Plan
CK-12 Foundation

Ck 12: Solution Concentration

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] Students will calculate the concentration of solutions in units of molarity, and use molarity to calculate the dilutions of solutions.
Unit Plan
CK-12 Foundation

Ck 12: Mass and the Mole

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] In the following online tutorial students will use molar mass to make conversions between mass and moles of a substance and they will also use the mole road map to...
Unit Plan
CK-12 Foundation

Ck 12: Percent Composition and Empirical & Molecular Formulas

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] In this online tutorial students will learn to calculate the percent composition of a compound either from mass data or from the chemical formula. They will use...
Unit Plan
CK-12 Foundation

Ck 12: Ideal Gases and Gas Stoichiometry

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] In the following online tutorial students will learn the Ideal Gas Law, and know which of the different values for the ideal gas constant to use in a given...
Unit Plan
CK-12 Foundation

Ck 12: Gas Mixtures and Molecular Speeds

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] The following online tutorial helps students use Dalton's Law and mole fraction to calculate the partial pressure of a gas in a mixture. They will learn to calculate...
Activity
Chemistry Collective

Chem Collective: Cola and Sucrose Concentration Problem

For Students 9th - 10th
In this activity, students use the virtual lab to prepare a sucrose solution for a soda recipe. They next calculate the concentration of their solution in terms of molarity, percent mass and density. Finally, they compare the density of...
Handout
Chem4kids

Chem4 Kids: Symbols in Chemical Equations

For Students 3rd - 8th
Chem4Kids! provides an overview of the symbols representing numerical values in chemical equations. Each symbol is defined and described.
Activity
Texas Instruments

Texas Instruments: Designing Hot and Cold Packs

For Teachers 9th - 10th
in this activity, students calculate the molar enthalpy of dissolving for three ionic solids, and use this information to design a cold pack. In this experiment they measure the heat changes which occur from various salts dissolving in...
Interactive
University of Manchester

Children's University of Manchester: Teeth and Eating: Types of Teeth

For Students 3rd - 8th
There are many different types of teeth in your mouth. Learn about incisors, canines, premolars, molars, and wisdom teeth as well as the difference between your primary (or baby) teeth and your permanent teeth.
Unit Plan
TED Talks

Ted: Ted Ed: How Did Teeth Evolve?

For Students 9th - 10th
Peter S. Ungar traces the evolution of mammalian molars from primitive cone-like structures to the myriad forms of today's species, from lions to cows to people.
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.
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...
Activity
Texas Instruments

Texas Instruments: Titration Experiment

For Teachers 9th - 10th
This activity is a fast and safe microscale experiment which allows students to quickly determine the molarity of three weak acids (vinegar, soda, and citric acid). Since the process involves a monoprotic, diprotic, and a triprotic acid,...
Activity
Texas Instruments

Texas Instruments: Acidity Worksheet

For Teachers 9th - 10th
Students will use acidity to calculate molarity using this TI-InterActive worksheet.
Activity
Texas Instruments

Texas Instruments: Cell Sheet App

For Teachers 9th - 10th
Students use the CellSheet App to enter data and text in cells, create cell formulas and use built-in functions. Student explore the utility of this App in science classes, such as Chemistry and Biology. They calculate the molarity of a...
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.
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...
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]
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]

Other popular searches