Chapter 10

Front 1

____ deals with the composition, structures, and properties of matter and how matter changes under different conditions.

Back 1

Chemistry

Front 2

In order to be considered organic, a substance must contain:

Back 2

Carbon

Front 3

Metal is an example of what?

Back 3

Inorganic substance

Front 4

Any substance that occupies space and has mass is considered ____.

Back 4

Matter

Front 5

The simplest form of chemical matter is called what?

Back 5

Element

Front 6

H stands for which element?

Back 6

Hydrogen

Front 7

The structural units that make up the elements are called:

Back 7

Atoms

Front 8

How many atoms are in a molecule?

Back 8

Two or more

Front 9

What is the chemical formulas for ozone?

Back 9

O³

Front 10

All ____ exists as a solid, liquid, or gas.

Back 10

Matter

Front 11

Gases have an ____ shape and volume.

Back 11

Indefinite

Front 12

Characteristics that can only be determined by a chemical reaction and a chemical change in the substance are called _____.

Back 12

Chemical properties

Front 13

Size, hardness, and gloss are all examples of _____.

Back 13

Physical properties

Front 14

When water freezes and becomes ice, it undergoes _____.

Back 14

Physical change

Front 15

____ is an example of a chemical change, the hardening of an artificial nail product, and/or an example of an exothermic reaction.

Back 15

Polymerization (polymer)

Front 16

A ____ is a chemical combination of matter in definite proportions.

Back 16

Pure substance

Front 17

A _____ is a stable uniform blend of two or more substances.

Back 17

Solution

Front 18

What is the universal solvent?

Back 18

Water

Front 19

If two liquids are incapable of being mixed into a stable solution, they are considered ____.

Back 19

Immiscible

Front 20

Solutions contain ____ that are invisible to the naked eye.

Back 20

Particles

Front 21

_____ contain less miscible particles than solutions.

Back 21

Suspensions

Front 22

An ____ is an unstable mixture of two or more substances that normally will not stay blended without the aid of a binder.

Back 22

Emulsion

Front 23

_____ usually separate very slowly over time.

Back 23

Emulsion

Front 24

The head of a surfactant molecule is ____.

Back 24

Hydrophilic

Front 25

In a _____, droplets of water are surrounded by surfactants with their hydrophilic heads pointing in.

Back 25

Water-in-oil emulsion

Front 26

Ointments, paste, and styling waxes are made from a combination of:

Back 26

Petroleum, oil, and wax

Front 27

____ is oily.

Back 27

Glycerin

Front 28

____ are less greasy than other oils.

Back 28

Silicones

Front 29

Volatile organic compounds contain ____ and evaporate quickly.

Back 29

Carbon

Front 30

What causes an atom to split in two?

Back 30

Ionization

Front 31

What is an anion?

Back 31

Negative charge

(Ion with a negative electrical charge)

Front 32

What is the pH of pure water?

Back 32

7

Front 33

Only products that contain ____ can have a PH.

Back 33

Water

Front 34

Pure water is equally:

Back 34

Equally alkaline and acidic

Front 35

pH of 5 is ___ times more ____ than a pH of 6

Back 35

10 -- acidic

Front 36

Alkalis turns litmus paper from:

Back 36

Red to blue

Front 37

Lye (sodium hydroxide) is a _____.

Back 37

Very strong alkali used in drain cleaners in callous softeners

Front 38

How many naturally occurring elements are there?

Back 38

90

Front 39

When you combine atoms you get ____.

Back 39

Molecules

Front 40

What percentage of the human body is composed of chemicals?

Back 40

100%

Front 41

What causes the physical form of matter to change?

Back 41

Temperature of matter