General Chemistry I ALEKS & Matter and Measurement - Vocabulary

Vocabulary flashcards covering ALEKS registration, course materials, and fundamental concepts of matter and measurement from the notes.

A compound made of hydrogen and oxygen, where a molecule contains 2 hydrogen atoms and 1 oxygen atom (H2O) is known as __.

Water (H2O)

A compound made of carbon and oxygen, where a molecule contains 1 carbon atom and 2 oxygen atoms is known as __.

Carbon Dioxide (CO2)

A __ is a substance with definite composition that includes elements and compounds.

Pure Substance

Matter composed of two or more substances with variable composition, such as air, milk, or gasoline, is called a __.

Mixture

A substance consisting of a single type of atom, which can occur as individual atoms or as molecules of the same kind, is an __ .

Element

A __ is a substance formed from atoms of two or more elements chemically combined in fixed proportions by chemical bonds.

Compound

The fundamental building block of matter that cannot be broken into simpler particles by chemical means is an __.

Atom

__ are two or more atoms bonded together by chemical forces, which may consist of identical atoms (A–A) or different atoms (A–B, A–B–C).

Molecule

The forces that hold atoms together in molecules or compounds are called __.

Bond

__ is anything that occupies space and has mass, existing independently of human consciousness.

Matter

The forms in which matter can exist are called __ and include solid, liquid, gas, and plasma.

States of Matter

A __ is a state of matter with definite shape and volume.

Solid

A __ is a state of matter with definite volume but no definite shape.

Liquid

A __ is a state of matter with neither definite shape nor volume.

Gas

The fourth state of matter, a high-energy, ionized gas, is known as __.

Plasma