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Zone 2 Pivot Point Esthetics 102 Chemistry Flashcards | StudBud
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Zone 2 Pivot Point Esthetics 102 Chemistry
Zone 2 Pivot Point Esthetics 102 Chemistry
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1
What color does blue litmus paper turn when placed in an acid?
orange
white
red
green
2
The primary materials the body uses to construct and renew itself is:
carbohydrates
lipids
proteins
nitrogen
3
In what pH range is hair, skin and nails?
6.5 to 7.0
7.5 to 10.5
4.5 to 5.5
11.5 to 12
4
Water (H2O) aqueous is a functional ingredient that is listed first on product labels due to weight concentration.
True
False
5
All matter that is now living or was alive at one time, with carbon present, falls within the scientific division of:
anatomy
inorganic chemistry
organic chemistry
physics
6
The average pH range of hair, skin and nails is 4.5 to 5.5.
False
True
7
When a solution has an equal number of hydrogen and hydroxide ions, the solution is considered:
neutral
positive
negative
acidic
8
On the pH scale, numbers greater than 7 indicate an alkaline solution
False
True
9
Which of the following categories represents a mixture of two or more kinds of substances evenly dispersed and mixable?
solution
suspension
emulsion
ointment
10
Products that are produced using ingredients that have been grown without pesticides, herbicides or gmo's are called
lab-created
organic
manmade
natural
11
What is created when amino acids join together in chains?
elements
proteins
compounds
chemicals
12
Which of the following terms means the product is less likely to provoke an allergic reaction?
hypoallergenic
allergenic
fragrance
antibacterial
13
Ingredients that help hold the product together, provide a base and contain a preservative system are called:
hypoallergenic
functional
performance
preservative
14
Basic substances that cannot be broken down into simpler substances are called:
elements
molecules
solids
compounds
15
Which of the following classifications would identify emulsions that are usually used in the industry?
water in oil emulsion
oil in water emulsion
loose particles
deodorant
16
Ingredients responsible for producing the desired effect are called:
hypoallergenic
preservative
performance ingredients
functional ingredients
17
How are ingredients listed on a product label?
descending order by weight concentration
highest weight concentration listed last
lowest weight concentration listed first
ascending order by weight concentration
18
A night cream moisturizer is rich in antioxidants and repairing ingredients.
False
True
19
What is a negatively charged ion called?
cation
acid
anion
hydrogen
20
All of the following statements regarding the pH scale are true EXCEPT:
values below 7 indicate more alkalinity
logarithmic scale that identifies the degree of acidity or alkalinity
7 indicates a neutral substance
values below 7 indicate more acidity
21
Liquid foundation would fall under which cosmetic classification?
ointment
suspension
emulsion
solution
22
What happens when an alkali is placed in water?
alkali increases the concentration of hydrogen ions
there are fewer "loose" OH- ions
they neutralize each other
alkali decreases the concentration of hydrogen ions
23
Most skin care products used by estheticians and clients are
soaps
mixtures
powders
gels
24
Acids or bases used to alter the desired product pH level are called:
active ingredients
non-comedogenic
comedogenic
pH adjustors
25
Which of the following conditions is an example of chemical change?
raindrops turning to snow
water to ice
oxygen and hydrogen combining to form water
water to steam
26
What are the three major biochemical compound groups in the body?
hormones, enzymes and proteins
proteins, carbohydrates and lipids
atoms, molecules and mixtures
muscles, nerves and blood
27
A solution that has more negative hydroxide ions than positive hydrogen ions is:
alkaline
acidic
neutral
slightly alkaline
28
An ingredient used in skin care products to cover (mask) odor of raw ingredients is:
fragrance
fatty alcohol
hydroxy acid
water
29
Due to weight concentration, what ingredient is often listed first on a cosmetic product label?
dimethicone
water
cyclomethicone
methylparaben
30
Functional ingredients are responsible for producing the desired effect.
False
True
31
Which element is the most abundant in the earth's crust and the second most abundant element in the earth's atmosphere?
carbon
hydrogen
nitrogen
oxygen
32
Water molecules have two hydrogen atoms and one:
nitrogen atom
oxygen atom
helium atom
sulfur atom
33
All of the following statements about emollients are true EXCEPT:
they help the skin maintain its natural hydration by sealing moisture in
they are used to condition and soften the skin
they are found in concentrations ranging between 20% and 30%
they can be occlusive on the skin
34
Liposomes, microsponges and hydrogels all fall under what delivery system?
microencapsulation
organic
nanotechnology
patch delivery
35
Mixtures of organic substances and a medicinal agent are:
emulsions
suspensions
solutions
ointments
36
Alkalis tend to taste:
salty
bitter
sour
sweet
37
Which of the following is NOT an example of a physical change?
breaking a glass
iron changing to rust
performing a haircut
performing a thermal style
38
Chris was looking for a pH-balanced product to use. pH balanced refers to a product that ranges from a pH of:
7.5 to 10.5
11.5 to 12
6.5 to 7
4.5 to 5.5
39
Clay, peel-off and thermal masks are all examples of non-setting masks.
False
True
40
Atoms that are not missing any electrons in their outer shell and are considered electrically neutral are called:
unstable
a neutron
a molecule
stable
41
Solutions that are acidic or alkaline in value can be dissolved in and/or contain:
hydrogen
salt
carbon
water
42
Ingredients such as oxybenzone, avobenzone and octinoxate are included in which type of sunscreen?
aerosol
chemical
broad-spectrum
physical
43
A substance that increases the concentration of hydrogen ions when placed in water because it releases H+ ions is an
base
alkai
alkaline
acid
44
Functional ingredients used to remove oil and/or dirt and are also known as a cleansing agent are called:
botanicals
emollients
surfactants
humectants
45
Which of the following cosmetic classifications requires sifting until free of coarse, gritty particles?
powder
suspension
emulsion
ointment
46
Sunscreen that protects against both UVA and UVB is considered:
chemical
water-resistant
aerosol
broad-spectrum
47
Mixtures of fats and oils converted to fatty acids by heat and then purified fall under which cosmetic classifications?
powders
ointments
soaps
suspensions
48
Examples of non-comedogenic ingredients include all of the following EXCEPT:
enzymes
vitamins
color additives
water-soluble
49
Which of the following biochemical compounds form components that fill the intercellular spaces in the skin?
lipids
peptide bonds
carbohydrates
amino acids
50
Many products estheticians use are the result of chemically uniting two different elements, which is known as:
atom
compound
molecule
mixture