The atomic masses of chemical elements in the periodic table Animation Play

The atomic spectrum of an element Animation Play

The beginnings of life Student activity Play

The boiling points of chemical substances Simulation Play

The chemical composition and ranges of hormone activity Student activity Play

The chemical composition of plants Student activity Play

The chemical composition of plants Whiteboard exercise Play

The chemical compounds Whiteboard exercise Play

The chemical elements of life Slideshow Play

The chemical structure of fats Animation Play

The chemical synthesis of ethanol Whiteboard exercise Play

The chemical synthesis of ethanol Student activity Play

The chemical weathering of rock Student activity Play

The concept of a set Student activity Play

The descriptive property method Student activity Play

The descriptive property method Simulation Play

The determination of the empirical formula of a compound Whiteboard exercise Play

The difference between an element and a compound Whiteboard exercise Play

The difference of sets Student activity Play

The difference of sets Whiteboard exercise Play

The different rates of chemical reactions Student activity Play

The different rates of chemical reactions Whiteboard exercise Play

The different rates of chemical reactions Animation Play

The effect of concentrations of reactants and products on chemical equilibrium Animation Play

The effect of pressure on a chemical equilibrium Whiteboard exercise Play