Chemistry

Question 1

Which of the following cosmetic classifications requires sifting until free-of-coarse gritty particles?

Accepted Answer

Powder

Question 2

What is the side bond that is of the greatest concern to the salon professional?

Accepted Answer

disulfide bond

Question 3

Which bond is the backbone of all protein molecules?

Accepted Answer

Peptide

Question 4

Why is it sometimes recommended to add heat during the process when working with conditioners?

Accepted Answer

to open the cuticle

Question 5

Water freezing and becoming ice is an example of what type of change?

Accepted Answer

Physical

Question 6

Mixtures of organic substances and a medicinal agent are:

Accepted Answer

Ointments

Question 7

What is formed when two or more immiscible substances are united with the help of a binder?

Accepted Answer

emulsion

Question 8

The scientific study of matter and the physical and chemical changes of matter is known as:

Accepted Answer

Chemistry

Question 9

Which conditioners have a vegetable oil base, acidic pH and are not recommended for fine or limp hair?

Accepted Answer

instant

Question 10

Hair consists of 97%:

Accepted Answer

Keratin

Question 11

The oil-loving part of a surface active agent is called:

Accepted Answer

lipophilic

Question 12

Humectants are what type of ingredients?

Accepted Answer

moisturizing

Question 13

Which of the following statements describes how human hair is formed?

Accepted Answer

bonding of protein chains to other protein chains

Question 14

In what pH range is skin and hair?

Accepted Answer

4.5 to 5.5

Question 15

Shampoo containing additives to improve tensile strength, elasticity and porosity of the hair is:

Accepted Answer

conditioning shampoo

Question 16

Matter with definite weight and volume but no definite shape is called:

Accepted Answer

Liquid

Question 17

On the pH scale, numbers less than 7 indicate a(n):

Accepted Answer

acidic solution

Question 18

If water contains certain salts of calcium, magnesium and other metals that prevent shampoo from lathering, it is:

Accepted Answer

Hard water

Question 19

The primary ingredient of most shampoos is:

Accepted Answer

deionized water

Question 20

The type of rinse used to control minor dandruff and scalp conditions is a:

Accepted Answer

medicated rinse

Question 21

Matter with definite weight but indefinite volume and shape is called:

Accepted Answer

Gas

Question 22

Basic substances that cannot be broken down into simpler substances are called:

Accepted Answer

Elements

Question 23

Which of the following terms means liquids not able to be mixed?

Accepted Answer

Immiscibile

Question 24

Which bonds found in the hair can be easily broken by heat or water?

Accepted Answer

hydrogen bonds

Question 25

A shampoo type generally recommended for clients who are bedridden and cannot wet their hair is known as:

Accepted Answer

non-aerosol powder dry shampoo

Question 26

What does the manufacturer provide that is the best source of specific information about a product?

Accepted Answer

SDS

Question 27

On the pH scale, numbers greater than 7 indicate a(n):

Accepted Answer

Alkaline solution

Question 28

Which of the following statements describes how human hair is formed?

Accepted Answer

bonding of protein chains to other protein chains

Question 29

In the process of making a cup of instant hot cocoa, what would the dry cocoa represent?

Accepted Answer

solute

Question 30

Which of the following shampoos would NOT be used for chemically treated or damaged hair?

Accepted Answer

plain shampoo

Chemistry

Questions 30

Chemistry

Questions 30