barber state exam (chemistry)

Question 1

cleaning the hair and scalp and removing all foreign matter without adversely affecting either the scalp or hair:

Accepted Answer

shampooing

Question 2

a mixture of 2 or more kinds of molecules, evenly dispersed would be a(n):

Accepted Answer

solution

Question 3

two or more atoms joined together by a chemical bond is a(n):

Accepted Answer

molecule

Question 4

if water contains certain salts of calcium, magnesium and other metals that prevent shampoo from lathering, its..

Accepted Answer

hard water

Question 5

what is created when amino acids join together in chains?

Accepted Answer

proteins

Question 6

what is formed when 2 or more immiscible substances are united w/ the help of a binder?

Accepted Answer

emulsion

Question 7

which conditioner will penetrate into the damaged hair strand and deposit proteins into the cortex?

Accepted Answer

body-building conditioner

Question 8

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

Accepted Answer

physical

Question 9

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

Accepted Answer

solute

Question 10

distilled water with a pH of 7 is considered:

Accepted Answer

neutral

Question 11

a shampoo type generally recommended for clients who are bedridden and cannot wet hair:

Accepted Answer

non-aerosol powder dry shampoo

Question 12

all of the following statements regarding the pH scale are true Except:

Accepted Answer

values below 7 indicate more alkalinity

Question 13

all matter, with carbon present, that is now living or was alive at one time, falls w/in the special division of:

Accepted Answer

organic chemistry

Question 14

which of the following statements about surfactants is NOT true?

Accepted Answer

prevents shampoo from lathering

Question 15

a pH of 5 is how many more times acidic than a pH of 6?

Accepted Answer

10

Question 16

in what pH range are hair, skin, and nails?

Accepted Answer

4.5 to 5.5

Question 17

hair consists of 97%:

Accepted Answer

keratin

Question 18

mixtures of fats and oils converted to fatty acids by heat and then purified....

Accepted Answer

soaps

Question 19

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

Accepted Answer

linking together of protein groups

Question 20

which bonds found in the hair can be easily broken by heat of water?

Accepted Answer

hydrogen bonds

Question 21

basic substance that cannot be broken down into simpler substances are called:

Accepted Answer

elements

Question 22

when a substance gains an electron and oxygen is released, the process is called:

Accepted Answer

reduction

Question 23

which of the following characteristics identify a pH-balanced shampoo?

Accepted Answer

formulated to have the same PH as the hair and skin

Question 24

The term used to identify anything that occupies space and has weight is called:

Accepted Answer

matter

Question 25

a substance that is able to dissolve another substance is called a(n):

Accepted Answer

solvent

Question 26

carbon, oxygen, hydrogen and nitrogen form the basis of:

Accepted Answer

amino acids

Question 27

what is the name given to purifying water by passing it through a porous substance?

Accepted Answer

filtration

Question 28

which of the following is NOT an example of a physical change?

Accepted Answer

iron changing to rust

Question 29

the instructions on a product state to shake well before use, which indicates the product is a(n):

Accepted Answer

suspension

Question 30

what is the side bond that is highly important to the work of the barber?

Accepted Answer

disulfide bond

Question 31

using moisturizing conditioner would help achieve all of the following results EXCEPT:

Accepted Answer

deposit protein into the cortex

Question 32

atoms that are the same form a(n):

Accepted Answer

element

Question 33

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

Accepted Answer

powders

Question 34

solutions that are acidic or alkaline in value can be dissolved in and/or contain:

Accepted Answer

water

Question 35

examples of an emulsion include:

Accepted Answer

shampoos and conditioners

Question 36

mixtures of organic substances and a medicinal agent are:

Accepted Answer

ointments

Question 37

a substance that increases the concentration of hydrogen ions when placed in water?

Accepted Answer

acid

Question 38

an Example of oil-in-water emulsion is:

Accepted Answer

perm solution

Question 39

the first ingredient of most shampoo is:

Accepted Answer

deionized water

Question 40

which shampoo would most likely be used to remove product buildup?

Accepted Answer

clarifying shampoo

Question 41

when an atom of hydrogen combines with an atom of oxygen, the resulting molecule is a(n):

Accepted Answer

compound

barber state exam (chemistry)

Questions 41

barber state exam (chemistry)

Questions 41