stud
bud
Sign up
Log in
Home
Library
Explore
SAT
More
Chemistry Chapter 7 Exam 2 Flashcards | StudBud
Explore
/
Chemistry Chapter 7 Exam 2
Chemistry Chapter 7 Exam 2
40 terms
·
StudBud Administration
·
4 plays
Imported from external platform
Flashcards
40 cards
F
Practice quiz
P
Host live
L
Questions
40
Answers
1
What government authority is responsible for regulating cosmetics?
FPLA
CTFA
FDA
FFDCA
2
A simple unit of a carbohydrate is called a:
disaccharide
saccharide
polysaccharide
monosaccharide
3
Which of the following statements is NOT true about fragrances?
only a small concentration of a fragrance is required to achieve its purpos
fragrances are complex blends of many essential oils
fragrance ingredients are usually listed individually on the ingredient lab
fragrances are used to mask undesirable odors in a product base
4
An ingredient used in skin care products to cover (mask) undesirable odors in the product base is:
fatty alcohol
hydroxy acid
fragrance
water
5
How many naturally occurring elements are there?
102
92
82
103
6
What are fatty acids that have been exposed to hydrogen?
surfactants
emollients
humectants
fatty alcohols
7
Which of the following examples of silicone makes a product feel soft, especially sunscreens?
propylparaben
dimethicone
dimethicone copolyol
cyclomethicone
8
The center of the atom is known as the:
neutrons
nucleus
protons
electrons
9
Which of the following is usually the first ingredient found in the majority of cosmetic skin care products?
methylparaben
dimethicone
cyclomethicone
water
10
Which of the following have a negative electrical charge?
electrons
elements
protons
neutrons
11
Which of the following are materials that dissolve and break down large molecules into smaller ones?
proteins
amino acids
lipids
enzymes
12
The study of chemical reactions, such as growth, reproduction and respiration, that occur within a living organism is ca
anatomy
organic chemistry
inorganic chemistry
biochemistry
13
Which of the following products have been formulated with a thickening agent to increase viscosity?
gels
aerosols
ointments
powders
14
All of the following statements about emollients are true EXCEPT:
they provide a protective barrier called an occlusive barrier
they help the skin maintain its natural hydration by sealing moisture in t
they are used to condition and soften the skin
they are found in concentrations ranging between 20% and 30%
15
The smallest complete unit of an element is called a(n):
atom
neutron
proton
electron
16
The solid, or dissolved part, of a solution is called the:
solvent
suspension
solute
saturation point
17
Anything that occupies space is called:
chemistry
matter
combustion
energy
18
Of the following products, which is a finely ground solid that is mixed evenly with additional ingredients?
gels
powders
aerosols
ointments
19
What ingredient is used in cosmetic products to keep them firm, yet soft and easy to apply to the skin?
surfactants
humectants
emollients
fatty acids
20
Solvents that easily mix together are called:
miscible
immiscible
suspensions
emulsions
21
Which of the following is created by chemically uniting two different elements?
element
atom
compound
molecule
22
Which of the following have the ability to bind a wide range of organic and inorganic matter to water?
emollients
humectants
surfactants
fatty acids
23
Which of the following means the product is less likely to provoke an allergic reaction?
antibacterial
fragrance
hypoallergenic
allergenic
24
Ingredients that are designed to dissolve keratin proteins on the surface of the skin are called:
vitamins
enzymes
lighteners
coloring agents
25
All of the following statements about solutions are true EXCEPT:
organic substances are not soluble in water
cosmetic products tend to use water as the solvent
the dissolved part is called the solute
the solid part is called the solvent
26
A change in a substance that creates a new substance with different material characteristics from those of the original
chemical change
physical change
phase change
chemical structure
27
Which of the following is NOT one of the three major biochemical compound groups in the body?
carbohydrates
proteins
acid mantle
lipids
28
Which of the following ingredients are commonly used to deliver a variety of benefits to the skin?
coloring agents
vitamins
lighteners
botanicals
29
Chemically unstable molecules caused by environmental pollutants and UV exposure are called:
silicones
antioxidants
hydroxy acids
free radicals
30
Which type of silicone gives products lubricity, or "slip"?
dimethicone copolyol
dimethicone
hydroxy acids
cyclomethicone
31
The chemical behavior of an atom depends mostly on the:
number of electrons in the innermost shell
number of neutrons and protons in the nucleus
number of neutrons only
number of electrons in the outermost shell
32
What skin renewing agent was introduced in 1997 as a type of skin regeneration accelerator?
malic acids
alpha hydroxy acids
beta hydroxy acids
copper peptides
33
The process of a solid or gas changing states without becoming a liquid is known as:
chemical change
physical change
sublimation
energy
34
The type of chemistry that deals with matter that was never living and does not contain carbon is called:
active chemistry
biochemistry
inorganic chemistry
organic chemistry
35
Which of the following may contain salts such as calcium and magnesium?
hard water
glucose
soft water
moisturizers
36
What is the even dispersion of a solid substance in a liquid base called?
saturation
solvent
solution
suspension
37
Organic acids extracted from a variety of natural sources such as fruits, sugar and milk are called:
vitamins
enzymes
dimethicone copolyol
hydroxy acids
38
Which of the following have a positive electrical charge and identify the atom?
neutrons
ions
electrons
protons
39
What is the pH of pure distilled water?
14
7
5
0
40
Which of the following are vegetable, mineral or pigment dyes that are added to products to enhance its appearance?
antibacterial agents
coloring agents
chelating agents
botanicals
