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CH 6 Chemistry Flashcards | StudBud
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CH 6 Chemistry
CH 6 Chemistry
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1
Which of the following is defined as any substance that occupies space and has weight?
Potentially dangerous
Matter
A chemical
A beauty product
2
All liquids are _________.
immiscible
miscible
both miscible and immiscible
either miscible or immiscible
3
To which of the following do all acids owe their chemical reactivity?
Overexposure
Alkalis
Oxygen
The hydrogen ion
4
Among the following choices, acids would MOST likely be used to _________.
raise the pH of products
exfoliate the skin
soften calloused skin
swell the hair
5
How many categories are all SDSs are formatted into?
16
8
10
12
6
_________ is the simplest form of chemical matter.
An element
A gas
A chemical
A liquid
7
Of all the elements known to science today, _________ occur naturally on Earth.
98
18
89
19
8
Which of the following are defined as the basic units of matter?
Protons
Neutrons
Electrons
Atoms
9
Understanding pH is important for the esthetician because _________.
it affects the hair, skin, and nails
it is essential for passing all exams
all salon owners require it
it is directly related to income potential
10
why would it be so important that you insist that for every chemical used there is an SDS available
Because it enhances the image of the business
Because is is the most cost-effective policy
Because most clients will insist on it
Because it is a requirement of OSHA
11
When salt is dissolved into water, _________.
salt is the solute and water is the solvent
salt and water are both solutes
water is the solute and salt is the solvent
salt and water are both solvents
12
Beauty and wellness professionals should study and have a thorough understanding of chemistry because _________.
it is unrelated to the safe operation of a salon or spa
clients question beauty professionals on this important knowledge
every product used in the skin industry contains some type of chemical
chemistry experiments are often regular practice at salons and spas
13
Which of the following should you be sure to do when mixing chemicals?
Add the water to the chemical, not the other way around.
Avoid rooms or areas that are well ventilated.
Never use secondary containers, such as spray bottles.
Use a measuring device, such as a measuring cup or spoon.
14
What do immiscible liquids form when they are combined?
NoStable mixtures
Miscible liquids
Solutions
Suspensions
15
There are _________ elements are known to science today.
108
118
81
18
16
_________ is an example of a compound molecule.
The oxygen we breathe
Pure nitrogen
The ozone layer
Common table salt
17
If you left the freezer door open all night at work, all of the ice in the freezer would melt. This would be a result of
Neutralization
an exothermic reaction
Ionization
an endothermic reaction
18
A carcinogen is BEST described as a _________.
material that is very easy to ignite
substance that causes cancer
substance that is made of carbon
material capable of igniting or burning
19
What is pH is an abbreviation of?
Probable H2O
Pure hydrochloric acid
Potential hydrogen
Productively high
20
Everything you can touch and everything you can see is matter EXCEPT for which of the following?
Living and once-living bodies
Light and electricity
Liquids and gases
Chemicals and powders
21
If your client requests the use a solution that is neutral to his skin, which of the following PH's should you be using
A pH of 0
A pH of 7
A pH of 14
A pH of 5
22
SDSs are designed for _________.
everyday use
use only by new employees
use only by managers
use in an emergency
23
During combustion of a substance, ___ accompanies the rapid oxidation?
an endothermic reaction
an ionization of the substance
the production of heat and light
neutralization
24
An oxidizing agent _________ oxygen.
increases
nullifies
releases
absorbs
25
In the uniform of the SDS, ___ comes immediately after the first category of "Identification"
First-Aid Measures
Hazard idenification
Toxicology Information
Disposal Considerations
26
Which of the following is capable of igniting and burning?
A mutagen
A chemical
A combustible
A carcinogen
27
The Safety Data Sheet (SDS) replaced the _________.
Environmental Protection Agency (EPA)
National Institute of Health (NIH)
Material Safety Data Sheet (MSDS)
Occupational Safety and Health Administration (OSHA)
28
What is the pH scale used to measure?
Overexposure and underexposure
Levels of oxygen
Levels of carbon dioxide
Acidity and alkalinity
29
Which of the following is TRUE of products that are incompatible
They should never be used on clients
No two should be stored next to each other
They can be safely mixed with proper precautions
They are always considered dangerous
30
Hydrogen peroxide should never be mixed with bleach because _________.
they become unpredictable in their use
it creates a potentially deadly gas
it “discolors” more than lightens the hair
it dries out hair excessively
31
The very first Surfactants were ___
Soaps
Cooking oils
Nail polishes
motor oils
32
What is the overexposure principle used to describe?
How overexposure determines immunity
How overexposure determines tolerance
How overexposure determines Toxicity
How overexposure determines safety
33
There are _________ accepted pictograms included in all SDSs.
16
3
6
9
