Chapter 7: Basics of Chemistry

Question 1

Chemical changes in the hair can be created with ____ because the chemical reaction of oxidation takes place.

Accepted Answer

permanent haircolor

Question 2

Hard water may be softened by ____, water-softening units, or by adding sodium carbonate.

Accepted Answer

distillation

Question 3

In the chemical reaction called ____, an element or compound combines with oxygen to produce an oxide

Accepted Answer

oxidation

Question 4

Which type of conditioner are formulated to help control minor dandruff and scalp conditions?

Accepted Answer

Medicated conditioners

Question 5

Chemical compounds are classified as acids, salts, ____, and bases.

Accepted Answer

oxides

Question 6

____ are referred to as a redox reaction.

Accepted Answer

Oxidation and reduction

Question 7

____ chemistry is the study of substances that contain the element carbon

Accepted Answer

Organic

Question 8

In which state does matter have volume but no definite shape?

Accepted Answer

Liquid

Question 9

Which type of shampoo contains antifungal agents to suppress the growth of malassezia?

Accepted Answer

Medicated shampoo

Question 10

Compound molecules are chemical combinations of ____ of different elements.

Accepted Answer

two or more atoms

Question 11

When hydrogen peroxide is mixed with an oxidation haircolor product, the haircolor product gains ____.

Accepted Answer

oxygen

Question 12

Minerals are ____ substances.

Accepted Answer

inorganic

Question 13

A ____ is any substance that is dissolved into a solvent to form a solution.

Accepted Answer

solute

Question 14

An atom or molecule that ____ is called an ion.

Accepted Answer

carries an electrical charge

Question 15

The percentage of the human body that is composed of ____ is 65 percent.

Accepted Answer

water

Question 16

____ properties include melting and boiling points.

Accepted Answer

Physical

Question 17

____ chemistry is the study of substances that do not contain carbon but may contain hydrogen.

Accepted Answer

Inorganic

Question 18

Chemical reactions that release ____ are called exothermic.

Accepted Answer

heat

Question 19

A hydrogen peroxide solution is used as a bleaching agent for the hair in solutions of ____ volume.

Accepted Answer

20 to 40

Question 20

The pH of hair and skin is an average of ____.

Accepted Answer

5.0

Question 21

____ is anything that occupies space, has mass, and has physical and chemical properties.

Accepted Answer

Matter

Question 22

A(n) ____ is a compound of any element combined with oxygen.

Accepted Answer

oxide

Question 23

An ____ cannot be broken down into a simpler substance without a loss of identity.

Accepted Answer

element

Question 24

____ remove superfluous hair by dissolving it at the skin line

Accepted Answer

Depilatories

Question 25

What is formed when two or more atoms combine chemically in definite proportions?

Accepted Answer

Molecules

Question 26

____ is an example of a compound molecule.

Accepted Answer

Table Salt

Question 27

Dissolving a ____ substance in another substance produces a solution.

Accepted Answer

solid, liquid, or gas

Question 28

Only ____ solutions have pH.

Accepted Answer

liquid

Question 29

Atoms are ____.

Accepted Answer

the basic building blocks of all matter

Question 30

The ____ used in the manufacturing of cosmetics is/are processed by distilling.

Accepted Answer

water

Chapter 7: Basics of Chemistry

Questions 30

Chapter 7: Basics of Chemistry

Questions 30