ACS General Chemistry 1 Exam 166 Questions And Answers
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Terms in this set
166
the physical material of the universe. It is anything that has mass and occupies space.
Matter
is made up of relatively few elements.
Matter
The smallest building block of matter. Smallest particle that retains the chemical property of the element (O, He, S).
Atom
Each _______ is made of the same kind of atom
Element
Combination of atoms held together in specific shapes
Molecule
No fixed volume or shape, conforms to
volume and shape of container, is compressible
volume and shape of container, is compressible
Gas
Individual particles are confined to a given volume, liquid flows (no definite shape) and assumes the shape of its container up to the volume of the liquid, slightly compressible
Liquid
Rigid with definite shape, very slightly compressible
Solid
these stable diatomics
H2,O2, N2, and the Halogens (F2, Cl2, Br2, I2)
Different samples of any pure compound contain the same elements in the same proportion by mass
Law of Constant (Definite) Composition