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Chemistry for Barber Students Flashcards | StudBud
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Chemistry for Barber Students
Chemistry for Barber Students
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Milady chapter 8 Chemistry for barbers
Flashcards
50 cards
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Practice quiz
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Questions
50
Answers
1
Anything that occupies space is called:
water
matter
hydrogen
an emulsion
2
The usual pH range of shampoos is
4.5 to 6.5
5.5 to 8.5
4.5 to 7.5
3.5 to 4.5
3
Oxidation is a chemical reaction that combines an element with oxygen
True
False
4
Scalp lotions and ointments usually contain
witch hazel
surfactants
medicinal agents
alcohol
5
an example of a pure substance is
plastic wrap
wax paper
water
aluminum foil
6
Hard water can be softened by
shaking
distillation
freezing
decomposition
7
An element cannot be broken into simpler substances by chemical means
False
True
8
Chemistry is the science that deals with the composition, structure and properties of:
matter
instruction
theories
planning
9
An ion is an atom or molecule that carries a(n)
electrical charge
chemical charge
neutral charge
gene
10
Witch hazel is a solution that acts a a(n)
astringent
emulsion
suspension
acid
11
Cosmetic preparations that cause the contraction of skin tissues are
fresheners
astringents
facial toners
a, b & c
12
Moisturizing cream causes the skin to
wrinkle
roughen
soften
harden
13
Preparations that temporarily remove superfluous hair by dissolving it at the skin line are
epilators
waxes
depilatories
razors
14
(of liquids) Forming a homogeneous mixture when added together.
miscible
molecule
medicated
clarifiable
15
Shampoo products are usually manufactured in the form of
solutions
emulsions
gels
ointments
16
Preparations, such as wax, that remove hair by pulling it out of the follicle are a type of
epilator
depilatory
exfoliator
tweezers
17
Solutions that soften, swell or expand the cuticle scales usually have a(n)
alkaline pH level
harsh pH level
neutral pH level
acidic pH level
18
Pure air and concrete are examples of PHYSICAL MIXTURES
True
False
19
The liquid that is considered to be the universal solvent is
alcohol
peroxide
water
bleach (sodium hypchlorite)
20
The three types of matter are solids, liquids and
mixtures
compounds
solutions
gasses
21
The pH range of hair and skin is 5.5 to 4.5
False
True
22
Isopropyl alcohol is considered to be the universal solvent
True
False
23
The
smallest
part of an element that retains the charateristics of that element is a(n)
molecule
elemental molecule
atom
mixture
24
The best type of water to use in the barbershop is
soft
hard
distilled
mineral
25
The main pupose of a shampoo is to
cleanse the hair and scalp
treat alopecia areata
make hair easier to comb
soften the scalp
26
Suntan lotions are measured according to their
ultraviolet rays
sun's rays
SPF
PABA
27
The primary ingredient in styptic (STIP - TICK) powder or liquid is
talc
alcohol
alum
witch hazel
28
The portion of the shampoo molecule that attracts water and repels water is the
middle
tail (lipophilic)
belly
head (hydrophilic)
29
An example of an emulsion is
a quat solution
a shampoo product
hair oil tonic
witch hazel
30
Matter is any substance that occupies space & has physical and chemical properties.
True
False
31
Solutions that shrink, constrict and harden the cuticle scales usually have a(n)
harsh pH level
acidic pH level
neutral pH level
alkaline pH level
32
An example of a suspension is
hair oil tonic
witch hazel
a shampoo product
a quat solution
33
An example of a chemical change as it relates to hair services is
rinsing
shampooing
permanent haircolor
temporary haircolor
34
The process of removing oxygen from a substance is known as
reduction
distillation
oxidation
neutralization
35
Substances that act as a bridge to allow oil and water to mix or EMULSIFY are called
solutions
quats (barbicide)
bleaches
surfactants
36
An example of a physical change as it relates to hair services is
permanent waving
permanent haircolor
hair relaxing
temporary haircolor
37
The pH of a liquid refers to its degree of potential
hardness
heat
hydroxide
hydrogen
38
Organic substances contain:
hydrogen
carbon
mercury
sodium
39
When two or more atoms are joined by a chemical bond, they form a product
True
False
40
Elements and compounds are examples of
pure substances
compromised substances
chemical substances
molecular substances
41
Synthetic fabric is an example of an inorganic substance
False
True
42
The change that occurs in burning wood through oxidation is a(n)
physical change
elemental change
chemical change
compound change
43
A fine dispersion of minute droplets of one liquid in another in which it is not soluble or miscible.
Ointment
Oxidation
Astringent
Emulsion
44
The basic purpose of a cold cream is to
strengthen facial muscles
cleanse the skin
eradicate wrinkles
reduce fat cells
45
Solids, liquids and gasses are considered to be forms of:
energy
a property
matter
a substance
46
The four classifications of compounds are acids, salts,
alkalis and bases
oxides and substances
bases and oxides
alcohol and bleach
47
An example of a chemical compound is
a solution
a mixture
water
salt water
48
Shaving soaps used in the barbershop usually contain animal or vegetable oils, water and
acids
alkaline substances
zinc oxide
astringents (toners)
49
The subtance that dissolves the solute is known as the
suspension
solution
solvent
solute
50
Epilator - a device that removes unwanted body hair by pulling it from the root.
True
False