Foundations of Chemistry
3 terms
Element
Foundations of Chemistry
Dimensionless
A pure substance composed entirely of atoms that share the same atomic number and therefore cannot be split into simpler substances by chemical means.
Empirical Formula
Foundations of Chemistry
Dimensionless
The chemical formula giving the simplest whole-number ratio of atoms of each element in a compound.
ratio = (mass % ÷ A_r), normalised
Extensive Property
Foundations of Chemistry
Various
A property whose value is directly proportional to the quantity of matter in the sample.