Khan Academy
Khan Academy: Molecules and Compounds
Article defines and explains compounds which are either ionic or covalent and molecules which are the simplest unit of a covalent compound. Molecules can be represented in many different ways.
Khan Academy
Khan Academy: The Mole and Avogadro's Number
An explanation the mole (named for molecule) and Avogadro's Number. One mole of a substance is equal to 6.022 times 10 to 23rd power units of that substance (such as atoms, molecules, or ions). The number 6.022 time 10 to 23rd power is...
TeachEngineering
Teach Engineering: Mixtures and Solutions
This unit covers introductory concepts of mixtures and solutions. Students think about how mixtures and solutions, and atoms and molecules can influence new technologies developed by engineers. The first lesson explores the fundamentals...
Sophia Learning
Sophia: Converting From Grams to Particles: Lesson 2
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."
Sophia Learning
Sophia: Converting From Moles to Particles: Lesson 2
This lesson demonstrates how to convert from moles to particles (molecules, atoms, ion). It is 2 of 2 in the series titled "Converting from Moles to Particles."
Vision Learning
Visionlearning: Atomic Theory and Structure: The Mole: Its History and Use
An introduction to the mole, a unit of measurement that quantifies atoms and molecules.