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Basic Theory: 102 Chemistry Practice Test Flashcards | StudBud
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Basic Theory: 102 Chemistry Practice Test
Basic Theory: 102 Chemistry Practice Test
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Pivot Point Cosmetology Chemistry Review: Matter, pH, and Hair Care Product Knowledge
Flashcards
40 cards
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Practice quiz
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Questions
40
Answers
1
________ falls under the suspension cosmetic classification.
calamine lotion
mascara
water
lipstick
2
Substances of acidic or alkaline nature dissolve in water and/or contain
water
salt
carbon
hydrogen
3
What is formed when 2 or more non-mixable substances are united with the help of a binder?
ointment
solution
emulsion
powder
4
Hair is made of 97% keratin.
False
True
5
A non-aerosol powder _____ can be recommended for a person who is bedridden.
clarifier
dry shampoo
color remover
perm
6
The 3 basic forms that matter exists as are solids, liquids, and atoms.
False
True
7
What is the side bond that is of the greatest concern to the cosmetologist?
disulfide bond
salt bond
hydrogen bond
van der waal's forces
8
A _____ can be easily broken by heat or water.
van der waals forces
peptide bond
hydrogen bond
disulfide bond
9
Conditioners, solutions, and shampoos are ___and therefore have definite weight and volume, but no definite shape.
vapors
gases
solids
liquids
10
_____ is designed to treat scalp and hair problems or disorders.
color shampoo
protein conditioners
medicated shampoo
soaps
11
The _______ of a particular element indicates the number of protons in a single atom.
atomic number
neutrons
compounds
neurons
12
Mixtures of organic substances and a medicinal agent are
ointments
suspensions
emulsions
solutions
13
Using a conditioner would help achieve all of the following results, except
increase new hair growth
alter the way the hair behaves
fortify damaged areas
protect against further damage
14
Pure or distilled water with a pH of 7 is considered
an acid
a salt
an alkali
neutral
15
Healthy hair can be ________ 50% without breaking when wet.
stretched
colored
curled
permed
16
A substance that is able to dissolve another substance is called a(n)
solvent
powder
emulsion
ointment
17
A ______ is a moisturizing ingredient.
gel
humectant
citrus
alcohol
18
A conditioner ingredient that gives dry hair a smooth feel and makes hair easier to comb is ____.
relaxer
developer
fatty alcohol
perm solution
19
All of the following statements regarding the pH value/scale are true EXCEPT:
a solution is acidic if it has more negative hydroxide ions
equal hydrogen and hydroxide ions are neutral
scale ranges from 0-14
measures acidity, alkalinity, and neutrality
20
Which statement describes how human hair is formed?
hydrogen bonds create a chemical change
amino acids cause a simple physical change
salt bonds connect to amino acids
protein chains connect to other protein chains
21
Oxygen and hydrogen combining to form water is an example of a _______.
atomic number
physical change
inorganic chemistry
chemical change
22
Which shampoo contains temporary color molecules that adhere to the hair and deposit color?
color shampoo
all-purpose shampoo
acid-balanced shampoo
soapless shampoo
23
Basic substances that cannot be broken down into simpler substances are called
molecules
compounds
solids
elements
24
Two or more atoms of the same element joined together by a chemical bond is a ___.
compound
emulsion
molecule
solvent
25
A mixture of two or more kinds of molecules, evenly dispersed would be a(n)
emulsion
solution
suspension
ointment
26
When you read a product label, the ingredients are listed in order of their concentration.
True
False
27
Mixtures of fats and oils converted to fatty acids by heat, then purified are classified as
powders
soaps
ointments
suspensions
28
Two or more atoms joined together by a chemical bond is a(n)
electron
protein
neutron
molecule
29
Which of the following terms means non-mixable?
solution
solvent
miscible
immiscible
30
___ requires sifting until free of coarse gritty particles.
solutions
emulsions
soaps
powders
31
____ turns red when placed in an acid.
red litmus paper
blue litmus paper
solutions
gas
32
"Acid-balanced" indicates that the pH range falls within the acid range of 6.5 to 10.5
False
True
33
The simplest atomic structure is _______.
carbon
sulfur
hydrogen
oxygen
34
When two hydrogen atoms combine with one oxygen atom, the result is water, which is called a(n)
compound
mixture
element
atom
35
Matter with definite weight, volume, and shape is known as a ______.
vapor
solid
liquid
gas
36
What does the powdered chocolate represent in the process of making instant hot chocolate?
solute
solvent
a dilute solution
a concentrated solution
37
Carbon is a solid
True
False
38
The bonds that hold protein chains together in order to build hair are called
side bonds
covalent bonds
water bonds
ionic bonds
39
A chemical change in matter occurs when water freezes to become ice.
True
False
40
Matter with definite weight but indefinite volume and shape is called a ______.
gas
semi-solid
liqud
solid
