Section 3.4, which discusses Avagadro’s number and the mole, was covered early in the Chapter 2 material. The mole is a practical unit with which we can analyze and calculate quantities in units that are familiar to us, such as grams.
3.4 Grams to Moles Example Problem
Using Avagadro’s number, we can interconvert between masses, moles, and numbers of particles.
3.4 Grams to Atoms Example
We can also determine the percent by mass of each component in a compound.
3.4 Percent Mass Example