Chapter 2 Matter Flashcards
What is chemistry?
Scientific study of the structure, composition, changes that matter undergoes and its properties.
What is matter?
Anything that has mass and takes up space.
What is an element?
Substance that can’t be separated or broken down into more simple substances by chemical means.
What is an Atom
Smallest unit of an element and maintains its properties.
What is a compound?
Substance made of atoms that are two or more different elements that are also combined together chemically.
What is a molecule?
Smallest unit of a substance that keeps all of its physical and its chemical properties.
What is a chemical formula?
Set of chemical symbols and numbers to stand for a substance.
What is a mixture?
Two or more substances put together that aren’t combined chemically.
What is a heterogeneous mixture?
The mixture isn’t the same throughout and are not evenly distributed.
What is a homogeneous mixture?
The miss true is the same throughout and the components are evenly distributed.
What does miscible me?
Miscible substances can be mixed.
What is does mean immiscible?
Immiscible liquids can’t be mixed together.
