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Milady Ch F6 Chemistry & Chemical Safety Flashcards | StudBud
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Milady Ch F6 Chemistry & Chemical Safety
Milady Ch F6 Chemistry & Chemical Safety
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1
An acid is mixed with an alkali in equal proportions, balancing the total pH and forming water and ________.
carbon dioxide
a sulfur
nitrogen
a salt
2
How many elements are known to science today?
108
81
18
118
3
What accompanies the rapid oxidation of a substance during combustion?
the production of heat and light
an endothermic reaction
neutralization
an ionization of the substance
4
Which of the following is TRUE of products that are incompatible?
No two should be stored next to each other.
They should never be used on clients.
They are always considered dangerous.
They can be safely mixed with proper precautions.
5
The left the freezer door open all night, ice is now water. Which of the following happened to the ice when it melted?
a chemical reaction
a chemical change
an immiscible reaction
a physical change
6
What is a solute?
a stable physical mixture of two or more substances
a substance that dissolves a solvent and makes a solution
a liquid not capable of being mixed to form a stable solution
a substance that is dissolved in a solution
7
How many accepted pictograms are included in all SDS?
16
3
9
6
8
Which of the following is TRUE of all liquids?
They are immiscible.
They are miscible.
They are both miscible and immiscible
They are either miscible or immiscible.
9
Why should beauty professionals study and have a thorough understanding of chemistry?
clients often quiz beauty professionals on this important knowledge.
every product used in beauty and wellness contains some type of chemical.
it is unrelated to the safe operation of a salon, spa, or barbershop.
chemistry experiments are often regular practice at salons
10
Why is Maggie confident she’ll be aware of hazards associated with products she works with and sells in her businesses?
Because the products are registered with the EPA.
Because she graduated from beauty school.
Because the products all have labels
Because none of the products contain chemicals.
11
Which of the following is the simplest form of chemical matter?
an element
a chemical
a liquid
a gas
12
Which of the following is TRUE of the drops of lavender extract she is mixing into the water?
They are immiscible
They are solutions..
They are solutes
They are solvents.
13
Which of the following would be the BEST reason for Genevieve to decide against buying this salesperson’s massage oils?
extra cost for massage oils is prohibitive because she is just starting out
Because there is no such thing as a chemical-free product
Chemical-free massage oils are known to leave rashes on sensitive skin.
clients are not likely to appreciate the difference
14
Which of the following is an example of a chemical change?
water evaporating into the air
ice melting to become water
liquid nail polish hardening
exposed metal rusting
15
Linda’s manager told her to use caution when unloading the supply truck. What should Linda do w/ incompatible products
Return them to the manufacturer.
Avoid letting clients touch them.
Keep them refrigerated.
Store them away from each other.
16
Of all the elements known to science today, how many occur naturally on Earth?
89
19
18
98
17
A ______ is capable of igniting and burning.
chemical
carcinogen
combustible
mutagen
18
Which of the following were the first surfactants?
soaps
nail polishes
cooking oils
motor oils
19
Marcus and Amanda are arguing over whether air is a pure substance.
Amanda is correct because air contains no substances at all.
Marcus is correct because air contains nitrogen, a pure substance.
Amanda is correct because air contains many substances so it can't be pure
Marcus is correct because there are no pieces of matter in air.
20
The effects of cosmetics and beauty products are based on which of the following?
How pleased the beauty professional is with the results
How favorably the new styles compare with the old
How the body reacts to chemicals
How friends and family members react to a new look
21
When mixing chemicals, one should ______.
avoid rooms or areas that are well ventilated
d.use a measuring device, such as a measuring cup or spoon
never use secondary containers, such as spray bottles
add the water to the chemical, not the other way around
22
she has battled continuous skin allergies as well as difficulty breathing. Which of the following BEST explains this?
the Safety Data Sheet
neutralization
the overexposure principle
23
What did the Safety Data Sheet (SDS) replace?
the Material Safety Data Sheet (MSDS)
the Environmental Protection Agency (EPA)
the National Institutes of Health (NIH)
the Occupational Safety and Health Administration (OSHA)
24
her boss insisted that each have a measurable pH. What must Daria include in all of her mixtures and products?
oil
salt
water
nitrogen
25
Which of the following is TRUE when salt is dissolved into water?
Salt and water are both solutes.
Water is the solute and salt is the solvent.
Salt and water are both solvents.
Salt is the solute and water is the solvent.
26
For which of the following purposes would acids most likely be used?
to soften calloused skin
to exfoliate the skin
to swell the hair
to raise the pH of products
27
Thomas, insists that there is an SDS available for every chemical used. Why is Thomas so strict about this?
Because it is a requirement of OSHA.
Because most clients will insist on it.
Because it enhances the image of the business
Because it is the most cost-effective policy.
28
Everything you can touch and everything you can see is matter EXCEPT ______.
light and electricity
liquids and gases
chemicals and powders
living and once-living bodies
29
An SDS is formatted into ______ categories.
12
10
8
16
30
Which of the following is TRUE of solutions?
They are immiscible.
They are usually a solid color.
They are surfactants
They are stable mixtures.
31
Why is understanding pH important for the beauty and wellness professional?
Because it affects the hair, skin, and nails.
Because it is essential for passing all exams.
Because it is directly related to income potential.
Because employers require it.
32
Which is most likely TRUE of the components of Javier’s mixture, when the mixture is left to sit for more than 5 min?
They are miscible.
They are solutes
They are solvents..
They are immiscible.
33
When mixing these chemicals, Henry should avoid all EXCEPT which of the following?
well-ventilated areas
the use of uncertain chemicals
misreading chemical labels
adding water to the chemicals
34
What is a solvent?
a liquid not capable of being mixed to form a stable solution
a substance that dissolves a solute and makes a solution
a stable physical mixture of two or more substances
a substance dissolved into a solution
35
In the uniform order of the SDS, which of the following comes immediately after the first category of “Identification”?
Hazard Identification
Disposal Considerations
Toxicology Information
First-Aid Measures
36
"goodness Grace, you’d better be using the first surfactant regularly.” Which is Gina most likely trying to say to Grace
“Polish your nails.”
“Brush your teeth.”
“Comb your hair.”
“Wash your hands.”
37
Mixtures being created, combining two or more immiscible substances won't mix. What should I do?
“Try adding the solvent into the solute, instead of the other way around.
Remove any water from the mixture, this will enhance stability within it.
Keep mixing, as eventually they will combine into a stable mixture.”
“Incorporate an emulsifier into mixture in order to create a stable blend.”
38
Shawna has very dry, dehydrated, & irritable skin. Which do you advise Shawna on during her initial consultation?
She should not try to change the nature of her skin.
She should use products that are very acidic.
She should use products that are slightly alkaline.
She should avoid using cosmetic products altogether.
39
Franco has been working on lotions & creams, when mixed w/activators, warm the bottles. What's he relying on create them
ionization
exothermic reactions
neutralization
endothermic reactions
40
pH is an abbreviation of ______.
potential hydrogen
productively high
probable H2O
pure hydrochloric acid
41
What does a reducing agent do?
adds hydrogen to a chemical compound
subtracts nitrogen from a chemical compound
adds oxygen to a chemical compound
subtracts hydrogen from a chemical compound
42
When a customer enters his store and asks if Darren’s retail products are chemical free, what should his response be?
“No,” because there is no such thing as a chemical-free product.
“No,” if they are not chemical free because honesty is always the best
“Yes,” if he believes they are, indeed, chemical free.
“Yes,” because the client is unlikely to know the difference.
43
Massage oils workers are using w/o incident for months are starting to give them rashes and sneezing. What's happening?
neutralization
ionization
the pH principle
the overexposure principle
44
All acids owe their chemical reactivity to ______.
oxygenoverexposurealkalis
the hydrogen ion
overexposure
alkalis
45
Which of the following BEST describes a carcinogen?
a substance that causes cancer
a material capable of igniting or burning
a substance made of carbon
a material that is very easy to ignite
46
Which of the following is an example of a compound molecule?
pure nitrogen
common table salt
the ozone layer
the oxygen we breathe
47
Guidelines for properly storing chemicals include all EXCEPT which of the following?
Always lock up chemicals when not in use.
Never dispose of chemicals in their original containers.
Never allow chemicals to sit out.
Never haphazardly combine two chemicals.
48
Celia, has asked that he not use any known mutagens in her treatments Which is the MOST LIKELY reason she requested this
She cannot afford to pay for expensive products.
She has a fear of fire and of things that can easily ignite.
Her skin is sensitive to highly acidic products and chemicals
She has a weakened immune system and is afraid it may cause cancer.
49
SDS are designed for:
use only by managers
use in an emergency
use only by new employees
everyday use
50
When immiscible liquids are combined, they form ______.
solutions
miscible liquids
stable mixtures
suspensions
