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Milady Standard Barbering- Ch. 7 Flashcards | StudBud
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Milady Standard Barbering- Ch. 7
Milady Standard Barbering- Ch. 7
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Basics of Chemistry
Flashcards
48 cards
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Practice quiz
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Questions
48
Answers
1
____ are examples of emulsions used in barbering services.
Shampoos and conditioners
Soaps
Hair tonics
Powders
2
An example of physical change is _____.
oxidation
rusting iron
burning wood
ice melting to water
3
Used to stimulate surface circulation of the scalp, remove dandruff or add manageability & shin
Thermal protectors
Instant conditioners
Hair tonics
Medicated conditioner
4
Basic unit of matter & can't be divided into simpler substanced by ordinary chemical means
Oxygen
Molecules
Water
Atoms
5
Oxidation & reduction always occur simultaneously & are referred to as a(n) ____ reaction.
endothermic
redox
exothermic
rapid oxidation
6
Gasoline, synthetic fabrics, plastics & pesticides are organic because they are made from ____.
ammonium thioglycolate acid
subatomic particles
sodium chloride
natural gas and oil
7
When using a permanent wave neutralizer, ______.
the waving solution is oxidized
haircolor gains oxygen from H2O2
H2O2 loses oxygen
hair is oxidized by removing hydrogen
8
____ refers to either the loss of oxygen or the addition of hydrogen.
Reaction
Application
Reduction
Oxidation
9
Acidic solutions tend to ____ the hair.
harden
relax
soften
swell
10
What color do acids turn blue litmus paper?
A darker blue
Yellow
Green
Red
11
What type of shampoos are mild formulations designed to prevent the stripping of haircolor?
Color-enhancing
Clarifying
Balancing
pH-balanced
12
Which of the following is an example of a pure substance?
Concrete
Powder
Aluminum foil
Salt water solution
13
When oxygen is combined with a substance, the substance is ______.
blended
united
reduced
oxidized
14
Which of the following remove hair by pulling it out of the follicle?
Packs
Depilatories
Epilators
Masks
15
An example of a chemical change is ______.
temporary haircolor
ice melting to water
water changing to ice
the oxidation of haircolor products
16
Among the possible ingredients in wrinkle treatment creams are hormones and _____.
collagen
hydrolyzed protein
starch
glycerin
17
Concentrated protein conditioners are used to _____.
help equalize the porosity of the hair shaft
help control minor dandruff and scalp conditions
increase the tensile strength of the hair
help close the cuticle scales
18
What common catatonic ingredient is used in dandruff shampoos?
Amphoteric I-20
Sodium ammonium compounds
Cocamide
Quaternary ammonium compounds
19
___ are formulated to make hair smooth and shiny & to avoid damaging chemically treated hair
Balancing
Clarifying
Conditioning
Medicated
20
___ is defined as anything that occupies space (volume) & has mass (weight)?
Molecules
Elements
Matter
Atoms
21
In the hair lightening process, __ oxidizes the melanin pigments in hair & causes lighter color
sodium chloride
water
ammonium thioglycolate acid
hydrogen peroxide
22
An example of a water-in-oil emulsion is _____.
witch hazel
mayonnaise
calamine lotion
cold cream
23
___ typically consists of polymer & resin formulas that give the hair body & texture
pomades
mousses
scalp lotions
cleansing creams
24
Organic chemistry is the study of substances that contain the element ____.
oxygen
carbon
hydrogen
sulfur
25
Metals, minerals, water, air & ammonia are examples of ____ substances.
natural
inorganic
live
26
Which of the following are the basic building blocks of all matter?
Electrons
Protons
Molecules
Atoms
27
Stable, uniform mix of substances made by melting a solid, liquid or gas into another substance
Solution
Solute
Solvent
Suspension
28
The letters pH denote __, which is the relative degree of acidity or alkalinity of a substance.
potential hydroxide
partial hydrogen
potential hydrogen
partially hydrophilic
29
Acid-balanced shampoos & normalizing lotions associated with hydroxide relaxers create ___.
Endothermic reaction
Redox reaction
Acid-alkali neutralization reaction
Exothermic reaction
30
Which of the following allows oil and water to mix or emulsify by reducing surface tension?
Suspension
Surfactant
Emulsion
Solution
31
____, also known as alkalis, are compounds of hydrogen, a metal & oxygen.
Bases
Acids
Oxides
Salts
32
What term applies to all living things & those things that were once alive?
Organic
Element
Inorganic
Matter
33
___ reaction requires the absorption of energy or heat from an external source for it to occur
Redox
Exothermic
Acid-alkali neutralization
Endothermic
34
Rusting iron & burning wood are examples of
Chemical
Physical
Electrical
Mechanical
35
Moisturizing creams are designed to treat ______.
wrinkles
dryness
dandruff
oil accumulation
36
A(n) ______ is a suspension of one liquid dispersed in another.
surfactant
solution
emulsion
solvent
37
What chemical compound can exist in a three states of matter depending on its temperature?
Oxygen
Hydrogen
Carbon dioxide
Water
38
____ are chemical compounds that attract and retain moisture from the atmosphere?
Mineral oils
Humectants
Silicones
Fatty alcohols
39
Nonaqueous solutions, such as alcohol or oil, do not have ____.
mass
volume or shape
their own district physical and chemical properties
pH
40
___ is the most common element found in the known universe.
Carbon dioxide
Hydrogen
Sodium
Oxygen
41
A(n) ______ charged ion is called an anion.
naturally
negatively
positively
ionized
42
Astringents may have an alcohol content of up to what percentage?
35 percent
50 percent
20 percent
15 percent
43
What does a pH below 7 indicate?
A logarithmic solution
A neutral solution
An acidic solution
An alkaline solution
44
The pH scale measures the concentration of hydrogen ions in acidic and alkaline ____ solutions.
liquid
water-based
hydrogen peroxide
unstable
45
What is the average pH for hair and skin?
7.5
3.5
9
5
46
An example of an elemental molecule is ___.
water
the oxygen in air
common table salt
hydrogen peroxide
47
There are 118 different elements known to science today. How many of these occur on Earth?
76
98
50
116
48
An example of an instant conditioner is a ____.
blow drying spray
permanent wave product
dandruff rinse
detangling rinse