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Flashcards in Chapter 3 Deck (30):
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What are the four phases of matter

Solid liquid gas plasma

1

What is plasma

Ionized gas

2

Can be observed directly without changing the substance

Physical properties

3

Describe how a substance undergoes change

Chemical properties

4

Depend on the amount

Extensive properties

5

Don't depend on the amount

Intensive properties

6

Give an example of extensive properties

Mass and length

7

Give an example of intensive properties

Color, density

8

Do not create a new form of matter

Physical changes

9

Create a new substance

Chemical changes

10

What is the law of conservation of mass

Mass of the reactants equals the mass of the products, cannot create or restore Atoms

11

Can separate easily

Heterogenous mixture

12

Cannot distinguish individual parts

Homogeneous mixture

13

Filtration separates ____ from ____

Solids, liquids

14

Separates liquids based on boiling points

Distillation

15

Formation of a solid from a solution

Crystallization

16

Separating components of a mixture based on how fast they move through a medium

Chromatography

17

Cannot be further broken down by chemical or physical means

Element

18

Two or more elements chemically combined

Compound

19

What is the law of definite proportions

A compound is always composed of the same elements in the same proportion by mass

20

Has definite shape and volume

Solid

21

Has constant volume and takes the shape of its container

Liquid

22

Form of matter that not only flows to conform the shape of its container but also fills the entire volume of its container

Gas

23

Transition of matter from one state to another

Phase change

24

Homogeneous mixture of metals or a mixture of a metal and a nonmetal

Alloy

25

Homogeneous mixtures

Solutions

26

Technique that uses a porous barrier to separate a salad from a liquid

Filtration

27

Process during which a solid changes to a vapor without melting

Sublimation

28

Horizontal rows on periodic table

Periods

29

Vertical rows on the periodic table

Groups