CHEM 110 - Chapter 1.2-3 Avogadro's Number, Ions and Molecules

Introduction and Learning objectives 00:00
Molecules versus ions 00:55
Molecules can be represented in various ways 02:47
Defining Avogadro’s number 03:45
Calculating molar mass 05:57
Relationship between mass, moles, and number of particles 08:07
Practice problems 09:04
Where we are going next 13:02