founder effect 3 videos
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Photoelectric Effect
Chemistry The Atom
An explanation of photoelectric effect and how to determine how much energy electrons have.
photoelectric effect electron energy -
Colloids - Suspensions
Chemistry Chemical Solutions
Understanding the differences between colloids and suspensions.
brownian motion tyndall effect colloids suspensions -
Atomic Radii - Ionic Radii
Chemistry The Periodic Table
The periodic trend of atomic radii.
atomic radii ionic radii atomic radius ionic radius effective nuclear charge
