Card Set Information
Sac State CHEM 6A
Chapters 1 and 2: Chem definitions, significant figures, metric system and measurements.
What is chemistry?
Chemistry is the study of "
," the study of the composition, structure, properties and reactions of "
What is matter?
is anything that has mass and takes up space.
What are the three realms of matter?
Macroscopic, microscopic and particulate.
Macro - a book
micro - a cell
particulate - an atom
What determines the physical state(s) of matter?
How the particles interact: solid, liquid and gas molecules react differently.
Describe the physical state of a solid
(shape, volume, particles, and compressibility)
Shape and volume - definite.
Particles - tight, amorphous (gel) or crystalline (salt) pattern