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Chapter 6F: Chemistry & Chemical Safety Flashcards | StudBud
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Chapter 6F: Chemistry & Chemical Safety
Chapter 6F: Chemistry & Chemical Safety
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Milady Standard Foundations
Flashcards
60 cards
F
Practice quiz
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Questions
60
Answers
1
The pH scale is used to measure ______.
levels of oxygen
levels of carbon dioxide
overexposure and underexposure
acidity and alkalinity
2
Marcus insists that it air is a pure substance, Amanda is certain that it is not. Who is correct?
Marcus, because air contains nitrogen, a pure substance.
Amanda, because air contains many substances, so it cannot be pure.
Marcus, because there are no pieces of matter in air.
Amanda, because air contains no substances at all.
3
Everything you can touch and everything you can see is matter EXCEPT ______.
liquids and gases
light and electricity
living and once-living bodies
chemicals and powders
4
Which of the following is TRUE of creams, lotions, masks, and makeup?
They are natural chemical-free
They never contain chemicals.
They contain chemicals whether made naturally or in a laboratory
They are manufactored chemical-free
5
When mixing chemicals, one should ______.
never use secondary containers, such as spray bottles
add the water to the chemical, not the other way around
use a measuring device, such as a measuring cup or spoon
avoid rooms or areas that are well ventilated
6
How many accepted pictograms are included in all SDS?
6
9
3
16
7
Which of the following is TRUE when salt is dissolved into water?
Salt and water are both solvents.
Salt and water are both solutes.
Salt is the solute and water is the solvent.
Water is the solute and salt is the solvent.
8
when a mixture is left to sit for more than five minutes, its components separate, What can you add to solve the issue
a suspension
a solvent
a solute
an emulsifier
9
Rafael wants to use a solution that is neutral to his skin. Which of the following should he use?
a pH of 14
a pH of 0
a pH of 7
a pH of 5
10
How many elements are known to science today?
81
118
108
18
11
Which of the following is TRUE of solutions?
They are surfactants.
They are stable mixtures.
They are usually a solid color.
They are immiscible.
12
If a client asks if your retail products are chemical free, what should your response be?
“Yes,” because the client is unlikely to know the difference.
“No,” because honesty is always the best policy.
“Yes,” if he believes they are, indeed, chemical free.
“No,” because there is no such thing as a chemical-free product.
13
______ are the basic units of matter.
Neutrons
Atoms
Protons
Electrons
14
What did the Safety Data Sheet (SDS) replace?
the Occupational Safety and Health Administration (OSHA)
the National Institutes of Health (NIH)
the Material Safety Data Sheet (MSDS)
the Environmental Protection Agency (EPA)
15
Why would someone not want to use any known mutagens in their treatment?
It's expensive
gives the fear of fire and things that can easily ignite
weakened immune system and is susceptible to cancers
skin is sensitive to highly acidic products
16
Shawna has very dry, dehydrated, and irritable skin. Which of the following do you advise Shawna on?
She should use products that are slightly alkaline.
She should avoid using cosmetic products altogether.
She should not try to change the nature of her skin.
She should use products that are very acidic.
17
To make sure to pay attention to certain products and chemicals that are incompatible, means
Return them to the manufacturer.
Keep them refrigerated.
Store them away from each other.
Avoid letting clients touch them.
18
The overexposure principle is used to describe how overexposure determines ______.
Toxicity
Safety
Tolerance
Immunity
19
All acids owe their chemical reactivity to ______.
oxygen
overexposure
alkalis
the hydrogen ion
20
Which of the following were the first surfactants?
soaps
cooking oils
nail polishes
motor oils
21
Any substance that occupies space and has weight is ______.
potentially dangerous
a beauty product
matter
a chemical
22
Guidelines for properly storing chemicals include all EXCEPT which of the following?
Never allow chemicals to sit out.
Never haphazardly combine two chemicals.
Always lock up chemicals when not in use.
Never dispose of chemicals in their original containers.
23
What the BEST reason for not buying oils from someone who says that their products cost more due to being chemical free?
The extra cost for oil is prohibitive because she is just starting out.
a client does not know the difference in expensive chemical-free oil
Chemical-free massage oils are known to leave rashes on sensitive skin.
Because there is no such thing as a chemical-free product, can't be trusted
24
SDS are designed for:
use only by new employees
use in an emergency
everyday use
use only by managers
25
For which of the following purposes would acids most likely be used?
to exfoliate the skin
to swell the hair
to soften calloused skin
to raise the pH of products
26
Of all the elements known to science today, how many occur naturally on Earth?
19
89
18
98
27
Acid–alkali neutralization reactions occur when an acid is mixed with an alkali in equal proportions, forming water &
nitrogen
carbon dioxide
a salt
a sulfur
28
Franco has been working on creams that, when mixed with activators, warm the bottles they are in. What is expectation?
ionization
neutralization
endothermic reactions
exothermic reactions
29
What does a reducing agent do?
adds hydrogen to a chemical compound
subtracts hydrogen from a chemical compound
adds oxygen to a chemical compound
subtracts nitrogen from a chemical compound
30
In many of the mixtures I am creating, I am combining two or more immiscible substances. What should I do?
Add an emulsifier into your mixture in order to create a stable blend.
Remove any water from the mixture, as this will enhance stability within it
Keep mixing, as eventually they will combine into a stable mixture.
Try adding the solvent into the solute, instead of the other way around.
31
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 it enhances the image of the business.
Because it is the most cost-effective policy.
Because most clients will insist on it.
32
pH is an abbreviation of ______.
probable H2O
potential hydrogen
pure hydrochloric acid
productively high
33
A ______ is capable of igniting and burning.
mutagen
carcinogen
chemical
combustible
34
If you were to leave the freezer open all night, all of the ice will melt. This is a result of ______.
an exothermic reaction
ionization
neutralization
an endothermic reaction
35
Which of the following is TRUE of products that are incompatible?
They can be safely mixed with proper precautions.
They should never be used on clients.
No two should be stored next to each other.
They are always considered dangerous.
36
What is a solute?
a liquid not capable of being mixed to form a stable solution
a substance that dissolves a solvent and makes a solution
a substance that is dissolved in a solution
a stable physical mixture of two or more substances
37
Which of the following is an example of a chemical change?
liquid nail polish hardening
ice melting to become water
exposed metal rusting
water evaporating into the air
38
Which of the following BEST describes a carcinogen?
a substance made of carbon
a substance that causes cancer
a material that is very easy to ignite
a material capable of igniting or burning
39
The effects of cosmetics and beauty products are based on which of the following?
How the body reacts to chemicals
How pleased the beauty professional is with the results
How favorably the new styles compare with the old
How friends and family members react to a new look
40
When mixing these chemicals, you should avoid all EXCEPT which of the following?
the use of uncertain chemicals
well-ventilated areas
misreading chemical labels
adding water to the chemicals
41
In the uniform order of the SDS, which of the following comes immediately after the first category of “Identification”?
Toxicology Information
First-Aid Measures
Disposal Considerations
Hazard Identification
42
Why should ammonia never be mixed with bleach?
It creates a potentially deadly gas.
They become unpredictable in their use.
It “discolors” more than lightens the hair.
It dries out skin excessively.
43
Which of the following is the simplest form of chemical matter?
a gas
a chemical
an element
a liquid
44
What is TRUE of the drops of lavender extract in a scented mist?
They are solutions.
They are solvents.
They are immiscible.
They are solutes.
45
Why is understanding pH important for the beauty and wellness professional?
Because it affects the hair, skin, and nails.
Because it is directly related to income potential.
Because employers require it.
Because it is essential for passing all exams.
46
An SDS is formatted into ______ categories.
16
10
8
12
47
A product you have been using without incident for months is starting to give clients rashes, What is the explaination
ionization
the pH principle
neutralization
the overexposure principle
48
Which of the following is an example of a compound molecule?
common table salt
the ozone layer
the oxygen we breathe
pure nitrogen
49
when a mixture is left to sit for more than five minutes, its components separate, Which of the following is reason
The products are immiscible.
The products are solvents.
The products are miscible.
The products are solutes.
50
What accompanies the rapid oxidation of a substance during combustion?
an endothermic reaction
the production of heat and light
an ionization of the substance
neutralization
51
What does an oxidizing agent do?
absorbs oxygen
nullifies oxygen
increases oxygen
releases oxygen
52
When immiscible liquids are combined, they form ______.
suspensions
solutions
stable mixtures
miscible liquids
53
Why should beauty professionals study and have a thorough understanding of chemistry?
Because clients often quiz beauty professionals on this important knowledge
Because chemistry experiments are often regular practice at salons
Because it is unrelated to the safe operation of a salon
Because every product used in beauty & wellness contains a type of chemical
54
Which of the following is TRUE today of the disposal of many of the chemicals used in salons, spas, and barbershops?
There are no regulations in place anywhere across the United States.
Most states and counties do not have regulations in place.
There are strict and universal regulations in place in the United States.
Most states and counties have regulations in place.
55
What is a solvent?
a liquid not capable of being mixed to form a stable solution
a stable physical mixture of two or more substances
a substance dissolved into a solution
a substance that dissolves a solute and makes a solution
56
Which of the following says that you are using the first surfactant regularly?
Polishing your naisl
Washing your hands
Brushing your teeth
Combing your hair
57
Why is Maggie MOST LIKELY confident she’ll be made aware of any hazards associated with the products she works with?
Because the products are registered with the EPA.
Because the products all have labels.
Because none of the products contain chemicals.
Because she graduated from beauty school.
58
Abner is opening a beauty business. He knows that his course in chemistry will help him to run a better business because
it is well known that beauty pros are often part-time chemists
every product he uses in his establishment will contain a type of chemical
chemical experimentation is essential in beauty services
his clients will demand a high intelligence in chemistry
59
What must be included in a mixture to have a measureable pH?
oil
water
salt
nitrogen
60
Which of the following is TRUE of all liquids?
They are both miscible and immiscible.
They are miscible.
They are immiscible.
They are either miscible or immiscible.
