This article, which is provided for by the Florida State University Lecture notes on the dissociation of water. An interesting site to check out on the subject.

Avogadro's law is stated in equation form. The lesson does not include much discussion, but it does relate the partial pressure and the total pressure of a gas sample to the mole fraction of its components.

Article from Michael Blaber and Florida State University. Amorphous and crystalline solids are compared and contrasted. The unit cell arrangements and the packing of unit cells into crystalline solids is explained and colorfully...

The ideal gas law is derived from the empirical gas laws. The ideal gas law equation of state is listed and discussed. The universal gas constant is explained and its value is listed in five different sets of units. Standard temperature...