A substance that is dissolved in a solution

Which of the following is TRUE today of the disposal of many of the chemicals used in salons, spas, and barbershops?

most states and counties do not have regulations in place

What does a reducing agent do?

Adds hydrogen to a chemical compound

Celia, Jamison's client, has asked that he not use any known mutagens in her treatments. Why?

she has a weakened immune system and is susceptinble to cancers

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.

Which of the following is TRUE of products that are incompatible?

No two should be stored next to each other

Why should ammonia never be mixed with bleach?

It creates a potentially deadly gas.

What accompanies the rapid oxidation of a substance during combustion?

The production of heat and light

How would you explain to someone why a nail tech might not be able to perform some services that a podiatrist might?

If a procedure is under a podiary license, its prohibited for cosmetologist

How would you respond to someone who says that because something is not specifically prohibited, is it allowed?

You can only perform practices listed specifically within your license.

Linda’s manager told her to use caution when unloading the supply truck. What should Linda do w/ incompatible products

Store them away from each other.

Which of the following is TRUE when salt is dissolved into water?

Salt is the solute and water is the solvent

Why is it important that beauty professionals have a thorough understanding of chemistry?

You will not be able to use professional products effectively and safely.

what advice do you give Daryl when he tells you that when he mixes various solutes with solvents they will not mix

incoprorate an emulsifier into your mixture to create a stable blend

a substance that dissolves a solute and makes a solution

Why is understanding pH important for the beauty and wellness professional?

because it effects the hair, skin and nails

Which of the following is TRUE of creams, lotions, masks, and makeup?

they all contain chemicals whether natural or made in a lab.

studbud

Science Spring Final 2023 PT 2

70 termsStudBud Administration6 plays

Imported from external platform

Flashcards70 cardsFPractice quizPHost liveL

Questions 70

Answers

1
How many elements are known to science today?
81
108
118
18
2
Niles tells you the massage oils they used for months without incident are now giving them rashes what is the cause
neutralization
ionization
the pH principle
the over exposure principle
3
The over exposure principle is used to describe how overexposure determines
immunity
safety
toxicity
tolerance
4
How many accepted pictograms are included in all SDS?
3
16
9
6
5
what does Gina mean when she says "you'd better be using the first surfactant regularly"
comb your hair
wash you hands
polish your nails
brush your teeth
6
The scope of practice for cosmetologists and nail technicians can be found in state cosmetology laws or statues under __
Outline
Summary
Reports
Definitions
7
What is a solute?
A stable physical mixture of 2 or more substances
A substance that dissolves a solvent and makes a solution
A liquid not capable of being mixed
A substance that is dissolved in a solution
8
Which of the following is TRUE today of the disposal of many of the chemicals used in salons, spas, and barbershops?
most states and counties do not have regulations in place
there are strict and universal regulations in place across the US
there are no regulations in place anywhere across the United States
most states and counties have regulations in place
9
What does a reducing agent do?
Subtracts hydrogen from a chemical compound
Adds hydrogen to a chemical compound
Adds oxygen to a chemical compound
Subtracts nitrogen from a chemical compound
10
______ are the basic units of matter.
Neutrons
Protons
Electrons
Atoms
11
What nail disorder is associated with nail surface pitting, roughness, onycholysis and bed discolorations?
Nail psoriasis
Melanonychia
Onychophagy
Beau's lines
12
Which of the following is an example of a compound molecule ?
Pure nitrogen
The ozone layer
The oxygen we breathe
Common table salt
13
If you were to leave the freezer open all night, all the ice will melt. This is a result of
exothermic reaction
endothermic reaction
neutralization
ionization
14
When immiscible liquids are combined, they form
Stable mixtures
Miscible liquids
Suspensions
Solutions
15
Which of the following nail diseases is associated with fungal infections of the feet, or athlete's foot?
onycholysis
onychia
pyogenic granuloma
tinea pedis
16
Which of the following is the simplest form of chemical matter?
A chemical
An element
A liquid
A gas
17
Acid-alkali neutralization reactions occur when an acid is mixed with an ___
nitrogen
carbon dioxide
a sulfur
a salt
18
Celia, Jamison's client, has asked that he not use any known mutagens in her treatments. Why?
her skin is sensitive to highly acidic products and chemicals
she cannot afford to pay for expensive products
she has a weakened immune system and is susceptinble to cancers
she has a fear of fire and things that can easily ignite
19
Why is Maggie MOST LIKELY confident she’ll be made aware of any hazards associated with the products she works with?
Because none of the products contain chemicals.
Because the products are registered with the EPA.
Because the products all have labels.
Because she graduated from beauty school.
20
what must Daria use so that the products and mixtures have a measurable pH?
nitrogen
water
salt
oil
21
Which of the following is TRUE of products that are incompatible?
No two should be stored next to each other
They are always considered dangerous
They should never be used on clients
They can be safely mixed with proper precautions
22
Jennifer’s soothing oil mixture separates when left out. Which of the following should she add to her mixture?
A solvent
An emulsifier
A suspension
A solute
23
javier is attempting to create a soothing oil. when left to sit the mix separates, which is true of the mixture?
they are solutes.
they are miscible
they are immiscible
they are solvents
24
The pH scale is used to measure
Levels of carbon dioxide
Levels of oxygen
Overexposure and underexposure
Acidity and alkalinity
25
Why should ammonia never be mixed with bleach?
It dries out skin excessively.
They become unpredictable in their use.
It creates a potentially deadly gas.
It “discolors” more than lightens the hair.
26
first, Terry had no harsh reactions to the product.6months later he battled skin allergies and difficulty breathing. Why
emulsification
neutralization
the safety data sheet
the overexposure principle
27
A ____ is capable of igniting and burning
Carcinogen
Mutagen
Chemical
Combustible
28
Which of the following BEST describes a carcinogen?
A substance that causes cancer
A material that is very easy to ignite
A substance made of carbon
A material capable of igniting or burning
29
In the uniform order of the SDS, _______ comes immediately after first category of "identification."
Disposal Considerations
toxicology information
Hazard Identification
first-aid measures
30
Which of the following is an example of a chemical change?
water evaporating into the air
exposed metal rusting
ice melting to become water
liquid nailpolish hardening
31
What accompanies the rapid oxidation of a substance during combustion?
The production of heat and light
An endothemeric reaction
Neutralization
An ionization of the substance
32
How would you explain to someone why a nail tech might not be able to perform some services that a podiatrist might?
Podiatrists are specialist nail techs and know how to do certain things
Nail techs and podiatrists work together to serve clients
Each salon and spa has its own set of rules for the services it provides
If a procedure is under a podiary license, its prohibited for cosmetologist
33
How would you respond to someone who says that because something is not specifically prohibited, is it allowed?
Any practice that is not specifically prohibited within your license
You can perform any practice that's listed w/in yours and a podiatrist's
You can only perform practices listed specifically within your license.
you can only perform practices accepted by your salon and spa
34
pH is an abbreviation of
Productively high
Pure hydrochloric acid
Potential hydrogen
Probable H2O
35
Which of the following is TRUE of solutions?
They are stable mixtures
They are surfactants
They are usually a solid color
They are immiscible
36
Which of the following happens when Ice melts?
A chemical reaction
A physical change
A chemical change
An immiscible reaction
37
What did the Safety Data Sheets (SDS) replace
National Institutes of Health
Occupational Safety and Health Adminstration
Material Safety Data Sheets
Enviormental protection Agency
38
When performing a hand, nail, and skin analysis before a nail service, you need to observe the following EXCEPT ___
the nail's condition and length
the skin's condition
the client's tenderness to touch
the cleanliness of the skin
39
Linda’s manager told her to use caution when unloading the supply truck. What should Linda do w/ incompatible products
Keep them refrigerated.
Store them away from each other.
Avoid letting clients touch them.
Return them to the manufacturer.
40
Which of the following is used to enhance the appearance of an individual:
Beauty services
Medical devices
Medical practices
Drugs
41
Harriet's client Rafael has requested that Harriet use a solution that is neutral to his skin. What should Harriet use?
pH of 7
pH of 14
pH of 5
pH of 0
42
All acids owe their chemical reactivity to
overexposure
the hydrogen ion
oxygen
alkalis
43
which of the following is true of the drops of lavender extract she is mixing into the water?
theyre solutions
theyre solvents
they are immiscible
theyre solutes
44
Thomas,owner of a beauty business, insists there's a SDS available for every chemical used.Why is he strict about this?
most clients will insit on it
it enhances the image of the business
it is the most cost-effective policy
it is a requirement of OSHA
45
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 solvant
Salt is the solute and water is the solvent
Salt and water are both solvents
46
Which of the following were the first surfactants
nail polishes
soaps
motor oil
cooking oils
47
Why is it important that beauty professionals have a thorough understanding of chemistry?
Clients will become more and more critical of your knowledge of chemistry.
Your economic viability is reliant on real chemistry "intelligence"
You will not be able to use professional products effectively and safely.
If you lack high knowledge of it, you cannot be a part of the industry.
48
what advice do you give Daryl when he tells you that when he mixes various solutes with solvents they will not mix
try adding the solvent into the solute
incoprorate an emulsifier into your mixture to create a stable blend
remove any water from the mixture to enhance stability
keep mixing eventually they willl combine into a stable mixtutre
49
What is a solvent
a stable physical mixture of two or more substances
a substance that dissolves a solute and makes a solution
a substance dissolved into a solution
a liquid not capable of being mixed to form a stable solution
50
Why is understanding pH important for the beauty and wellness professional?
because it means more money
because it is essential for passing exams
because employers require it
because it effects the hair, skin and nails
51
Which of the following is TRUE of creams, lotions, masks, and makeup?
they only contain chemicals when they come from natural sources
only contain chemicals ifthey come from ingredients manufactured in a lab.
they never contain chemicals
they all contain chemicals whether natural or made in a lab.
52
The effects of cosmetics and beauty products are based on…
How friends react to a new look
How the body reacts to chemicals
How pleased the beauty professional is with the results
How favorably the new styles compare with the old
53
Marcus and Amanda are arguing over whether air is a pure substance.
Amanda is correct because air contains many substances so it can't be pure
Marcus is correct because air contains nitrogen, a pure substance.
Amanda is correct because air contains no substances at all.
Marcus is correct because there are no pieces of matter in air.
54
Everything you can touch and everything you can see is matter EXCEPT ______.
liquids and gases
chemicals and powders
living and once-living bodies
light and electricity
55
Franco has been working on creams that, when mixed with activators, warm the bottles they are in. What is expectation?
exothermic reactions
endothermic reactions
ionization
neutralization
56
Why should beauty professionals study and have a thorough understanding of chemistry?
It is unrelated to the safe operation of a salon/ spa
Chemistry experiments are often regular practice at salons/ spas
Products used in beauty and wellness contain some type if chemical
Clients often quiz beauty professionals on this important knowledge
57
which is the best reason for Genevieve to decide against buying the chemical free massage oils?
there is no such thing as a chemical free product
her clients are not likely to appreciate the difference
chemical free massage oils are known to cause skin irritation
the extra cost is prohibitive because she is just starting out
58
Which of the following is TRUE of all liquids?
They are either miscible or immiscible.
They are both miscible and immiscible
They are immiscible
They are miscible.
59
Guidelines for properly storing chemicals include all EXCEPT
Never dispose of chemicals in their original containers
Always lock up chemicals when not in use
Never allow chemicals to sit out
Never haphzardly combine two chemicals
60
SDS are designed for
Use only by new employees
Everyday use
Use only by managers
Use in an emergency
61
Nail services are governed under
Dermatology
Trichology
Podiatry
Cosmetology
62
What does an oxidizing agent do?
absorbs oxygen
nullifies oxygen
increases oxygen
releases oxygen
63
An SDS is formatted into ______ categories.
16
10
12
8
64
Of all the elements known to science today, how many occur naturally on earth?
89
18
98
19
65
For which of the following purposes would acids most likely be used?
To soften calloused skin
To swell the hair
To exfoliate the skin
To raise the pH of products
66
Any substance that occupies space and has weight is
A chemical
Matter
Potentially dangerous
A beauty product
67
Abner is opening a beauty business. He knows that his course in chemistry will help him to run a better business because
because understanding pH is important for beauty and wellness professionals
every product he uses in an establishment will contain a type of chemical
because there are chemical and chemical free products
a beauty professional should know how to properly store & dispose chemicals
68
When mixing chemicals, one should
Add water to the chemicals, 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
69
Henry’s duties include mixing chemicals they use on customers. When mixing chemicals, Henry should avoid all except?
adding water to the chemicals
misreading chemical labels
well-ventilated areas
the use of uncertain chemicals
70
which do you advise your new client Shawna when she tells you very sensitive skin that gets very dry and dehydrated
she should use products that are slightly alkaline
she should not try to change the nature of her skin
she should avoid using cosmetic products
she should use products that are very acidic

Science Spring Final 2023 PT 2 Flashcards | StudBud