Classifications of Matter Flashcards
1
Q
What are the three states of matter?
A
gas, liquid, solid
2
Q
Pure substance
A
matter with distinct properties and a composition that does not vary
3
Q
What are the two types of substances? Define them.
A
- elements & compounds
- element - a substance that cannot be broken into simpler substances
*compound - a substance that can be broken into simpler substances
4
Q
What is The Law of Constant Composition or The Law of Definite Proportions?
A
the elemental composition of a compound is always the same
5
Q
Mixture
A
combination of two or more substances with their own chemical identity
6
Q
Heterogeneous/Homogeneous mixture. Another name for homogeneous mixture.
A
composition varies throughout; composition is the same throughout; solution
