Chemistry
The science that deals with the composition, structures, and properties of matter and how matter changes under different conditions.
Chemistry
The simplest form of matter and identified by a letter symbol.
Elements
Have a definite volume and weight but not a definite shape.
Liquid
The study of substances that contain carbon, which allows them to burn.
Organic Chemistry
Anything that occupies space, has physical and chemical properties.
Matter
Changes the form without forming a new substance.
Physical change
Gasoline, motor oil, plastics, and synthetic fabrics.
Examples of Organic Chemistry
C.O.H.N.S
Carbon
Oxygen
Hydrogen
Nitrogen
Sulfur
Combinations of two or more substances that are united physically, in any proportions with combined properties.
Physical mixtures
The study of substances that do not contain carbon but may contain hydrogen.
Inorganic Chemistry
Result of two or more atoms that are joined together.
Molecules
The most abundant element found on earth.
Oxygen
Most of these substances do not burn.
Inorganic
Cannot be divided into simpler substances by ordinary chemical means.
Atoms
Consists of about one part oxygen and four parts nitrogen by volume.
Air