Students read how to determine and calculate the saturated density for a given sample of soil or aggregate, based on the mass-volume relationship. Practice problems complete the activity.
Learners examine the method for calculating the atomic weight of copper from the natural percent composition of each of its two isotopes.
By Debbie McClinton Dr. Miriam Douglass Dr. Martin McClinton
Learners examine how chemists use moles to "count" atoms by weight. Examples are given.
By Debbie McClinton Dr. Miriam Douglass Dr. Martin McClinton