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Ch F6 Chemistry (2023) Flashcards | StudBud
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Ch F6 Chemistry (2023)
Ch F6 Chemistry (2023)
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1
Beauty and wellness professionals should study and have a thorough understanding of chemistry because _________.
clients often quiz beauty & wellness pros on this important knowledge
it is unrelated to the safe operation of a salon or spa
every product used in beauty & wellness contains some type of chemical
chemistry experiments are often regular practice at salons and spas
2
Which of the following is TRUE of products that are incompatible?
They are always considered dangerous.
No two should be stored next to each other.
They are always considered dangerous.
They should never be used on clients.
3
In the uniform order of the SDS, _________ comes immediately after the first category of “Identification.”
Toxicology Information
Hazard Identification
First-Aid Measures
Disposal Considerations
4
When salt is dissolved into water, _________.
salt and water are both solvents
salt and water are both solutes
water is the solute and salt is the solvent
salt is the solute and water is the solvent
5
All liquids are _________.
miscible
immiscible
both miscible and immiscible
either miscible or immiscible
6
What is the overexposure principle used to describe?
How overexposure determines immunity
How overexposure determines toxicity
How overexposure determines tolerance
How overexposure determines safety
7
There are _________ elements are known to science today.
108
81
118
18
8
A carcinogen is BEST described as a _________.
substance that causes cancer
material capable of igniting or burning
substance that is made of carbon
material that is very easy to ignite
9
A reducing agent _________.
adds oxygen to a chemical compound
subtracts hydrogen from a chemical compound
adds hydrogen to a chemical compound
subtracts nitrogen from a chemical compound
10
Creams, lotions, masks, and makeup never contain chemicals.
False
True
11
_________ is the simplest form of chemical matter.
A gas
An element
A chemical
A liquid
12
The very first surfactants were _________.
soaps
nail polishes
motor oils
cooking oils
13
Of all the elements known to science today, _________ occur naturally on Earth.
128
98
19
89
14
Solutions are stable mixtures
False
True
15
Hydrogen peroxide should never be mixed with bleach because _________.
it dries out hair excessively
it “discolors” more than lightens the hair
it creates a potentially deadly gas
they become unpredictable in their use
16
Which of the following is capable of igniting and burning?
A carcinogen
A mutagen
A chemical
A combustible
17
_________ for the disposal of many of the chemicals used in salons or spas.
There are no regulations in place anywhere across the United States
Most states and counties do not have regulations in place
There are strict & universal regulations in place across the United States
Most states and counties have regulations in place
18
The Safety Data Sheet (SDS) replaced the _________.
National Institute of Health (NIH)
Material Safety Data Sheet (MSDS)
Occupational Safety and Health Administration (OSHA)
Environmental Protection Agency (EPA)
19
There are _________ accepted pictograms included in all SDSs.
116
9
6
19
20
To which of the following do all acids owe their chemical reactivity?
Overexposure
Alkalis
Oxygen
The hydrogen ion
21
During combustion of a substance, _________ accompanies the rapid oxidation.
an ionization of the substance
the production of heat and light
an endothermic reaction
neutralization
22
Which of the following should you be sure to do when mixing chemicals?
Use a measuring device, such as a measuring cup or spoon.
Never use secondary containers, such as spray bottles.
Avoid rooms or areas that are well ventilated.
Add the water to the chemical, not the other way around.
23
Which of the following is defined as any substance that occupies space and has weight?
Matter
A chemical
Potentially dangerous
A beauty product
24
Which of the following are defined as the basic units of matter?
Protons
Electrons
Neutrons
Atoms
25
_________ is an example of a chemical change. (not compound molecule)
Liquid nail polish hardening
Exposed metal rusting
Ice melting to become water
Water evaporating into the air
26
Everything you can touch and everything you can see is matter EXCEPT for which of the following?
Energy (light and electricity)
Living and once-living bodies
Chemicals and powders
Liquids and gases
27
Understanding pH is important for the esthetician (and cosmetologist) because _________.
it is essential for passing all exams
all salon owners require it
it affects the hair, skin, and nails
it is directly related to income potential
28
A solute is a _________.
liquid not capable of being mixed to form a stable solution
substance that is dissolved in a solution
stable physical mixture of two or more substances
substance that dissolves a solvent and makes a solution
29
What is pH is an abbreviation of?
Pure hydrochloric acid
Probable H2O
Productively high
Potential hydrogen
30
Among the following choices, acids would MOST likely be used to _________.
swell the hair
soften calloused skin
raise the pH of products
exfoliate the skin
