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Chemistry Test (102E.06 - 102E.09) Flashcards | StudBud
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Chemistry Test (102E.06 - 102E.09)
Chemistry Test (102E.06 - 102E.09)
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1
Mixtures of organic substances and a medicinal agent are:
emulsions
solutions
ointments
suspensions
2
Alkalis tend to taste:
sweet
sour
salty
bitter
3
When a solution has an equal number of hydrogen and hydroxide ions, the solution is considered:
acidic
neutral
positive
negative
4
Sunscreen that protects against both UVA and UVB is considered:
broad-spectrum
water-resistant
chemical
aerosol
5
pH stands for:
perfect hair
product hydration
potential hydrogen
potential hydroxide
6
Which ingredient listed below is compatible with both water and oil?
emulsifying agent
fatty acid
surfactant
humectant
7
To improve skin tone/ texture, reduce dead skin cell buildup, & improve cell renewal, what should you use?
botanical
essential oils
acids/enzymes
humectants
8
Liposomes, microsponges and hydrogels all fall under what delivery system?
patch delivery
organic
nanotechnology
microencapsulation
9
Which of the following classifications would identify emulsions that are usually used in the industry?
oil-in-water emulsion
water-in-oil emulsion
deodorant
loose particles
10
Ingredients that help hold the product together, provide a base and contain a preservative system are called:
preservative
functional
performance
hypoallergenic
11
A substance that increases the concentration of hydrogen ions IN WATER because it donates, or releases, H+ ions is a(n):
alkali
base
alkaline
acid
12
Basic substances that cannot be broken down into simpler substances are called:
elements
compounds
molecules
solids
13
Moisturizers that have a lighter consistency with high water content fall under what type of product?
day lotion
night lotion
night cream
day cream
14
Acids or bases used to alter the desired product pH level are called:
comedogenic
pH adjustors
non-comedogenic
active ingredients
15
Which cosmetic category represents a mixture of two or more kinds of substances evenly dispersed and mixable?
ointment
suspension
emulsion
solution
16
All of the following are benefits that may be derived from botanicals EXCEPT:
reduces inflammation
antibacterial effects
conditioning effects
increases melanocyte reaction
17
Which of the following items has/have definite weight and volume but no definite shape?
ice cubes
hair
oxygen
lotions
18
What step in a skincare regimen is designed to remove dirt, oil, makeup and environmental pollutants from the surface?
moisturizing
toning
cleansing
protecting
19
Products that are produced using ingredients that are grown without pesticides or genetic modifications are called:
lab-created
natural
manmade
organic
20
When two molecules of the element oxygen have combined, it is called a(n):
chemical bond
compound molecule
elemental molecule
compound element
21
All of the following statements about emollients are true EXCEPT:
they are found in concentrations ranging between 20% and 30%
they can be occlusive on the skin
they help the skin maintain its natural hydration by sealing moisture in
they are used to condition and soften the skin
22
What is it called when a substance loses an electron and oxygen is acquired?
oxidation
resuscitation
reduction
addition
23
Which government agency is responsible for regulating cosmetics in the U.S.?
OTC
FDA
OSHA
EPA
24
Mixtures of fats & oils converted to fatty acids by heat and then purified fall under which cosmetic classification?
soaps
suspensions
ointments
powders
25
Which ingredient provides product quality & protection, is active against bacteria and enhances the product's longevity?
humectants
surfactants
preservatives
pH adjustors
26
All of the following statements about lighteners are true EXCEPT:
they slowly block the production of melanin in the skin
they are used to lighten areas of hyperpigmentation
they increase inflammation
they work slowly and require consistent sun protection
27
What color does red litmus paper turn when placed in an alkali?
blue
orange
white
green
28
Functional ingredients are responsible for producing the desired effect.
False
True
29
On the pH scale, the closer you get to 14, the stronger the acidity.
False
True
30
On the pH scale, numbers less than 7 indicate a(n):
chemical solution
acidic solution
neutral solution
alkaline solution
31
The mechanical or chemical process of removing superficial dead skin is referred to as:
metabolism
cell turnover
permeation
exfoliation
32
Products that can be sold directly to a consumer without a prescription from a healthcare professional are known as?
prescription drugs
over-the-counter drugs
preservatives
cosmeceutical
33
Which of the following masks is frequently used for hand and facial treatments?
gel mask
clay/mud masks
paraffin masks
crème mask
34
The scientific study of matter and the physical and chemical changes of matter is known as:
psychology
anatomy
chemistry
physics
35
Neutrons have which type of electrical charge?
positive
none
chemical
negative