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2024 - Chapter F7 Chemistry and Chemical Safety - Dollie Flashcards | StudBud
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2024 - Chapter F7 Chemistry and Chemical Safety - Dollie
2024 - Chapter F7 Chemistry and Chemical Safety - Dollie
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1
All acids owe their chemical reactivity to _______
Oxygen
The hydrogen ion
Over exposure
Alkali
2
What does a reducing agent do?
Subtracts nitrogen from a chemical compound
Adds hydrogen to a chemical compound
Adds oxygen to a chemical compound
Subtracts hydrogen from a chemical compound
3
Chloe is mixing lavender extract into water to make a spray. What of the following is true of the lavender drops?
They are solvents
They are immiscible
They are solutions
They are solutes
4
Why should ammonia never be mixed with bleach?
It creates a potentially deadly gas
It dries out skin excessively
It discolors more than lightens the hair
They become unpredictable in their use
5
If you were to leave the freezer open all night, all of the ice will melt. This is a result of______
Exothermic reaction
Ionization
Endothermic reaction
Neutralization
6
Why is understanding pH important for the beauty and wellness professional?
Because it is directly related to income potential
Because employers require it
Because it affects the hair, skin, and nails
Because it is essential for passing all exams
7
Guidelines for properly storing chemicals include all EXCEPT which of the following?
Never allow chemicals to sit out
Always lock up chemicals when not in use
Never dispose of chemicals in their original containers
Never haphazardly combine two chemicals
8
⬆️
A salt
A sulfur
Carbon dioxide
Nitrogen
9
The effects of cosmetics and beauty products are based on which of the following?
How pleased the beauty professional is with the results
How the body reacts to chemicals
How favorably the new styles compare with the old
How friends and family members react to a new look
10
Franco makes solutions that when mixed with activators warm the bottles. What is Franco relying on to create these?
Endothermic reactions
Ionization
Exothermic reactions
Neutralization
11
Which of the following is TRUE of cream solutions, masks and makeup?
They never contain chemicals
They only contain chemicals if they are not made from natural products
They only contain chemicals If they are made in a laboratory
They contain chemicals regardless of where they are sourced from
12
When mixing chemicals, Henry should avoid all EXCEPT which of the following?
Well ventilated areas
The use of uncertain chemicals
Adding water to the chemicals
Misreading chemical labels
13
Which of the following is the simplest form of chemical matter?
A gas
A liquid
An element
A chemical
14
pH is an abbreviation of_____
Pure hydrochloric acid
Probable H2O
Productivity high
Potential hydrogen
15
A sales person tells Genevieve to buy his chemical free massage oil. What is the BEST reason for her not to?
Her clients are not likely to appreciate the difference in expensive oils
The extra cost for these massage oil is prohibitive because she's new
Chemical free massage oils are known to leave rashes on skin
No such thing as chemical free. He shouldn't be trusted
16
Javier's mixture is separating when it's left to sit more than 5 minutes. Which of the following is most likely TRUE
They are miscible
They are solvents
They are immiscible
They are solutes
17
What does an oxidizing agent do?
Releases oxygen
Increases oxygen
Nullifies oxygen
Absorbs oxygen
18
Which of the following is an example of a chemical change?
Liquid nail polish hardening
Water evaporating into the air
Exposed metal rusting
Ice melting to become water
19
Which of the following is an example of a compound molecule?
Common table salt
Pure nitrogen
The oxygen we breathe
The ozone layer
20
How many elements are known to science today?
108
81
18
118
21
Of all the elements known at two science today, how many occur naturally on Earth?
19
98
89
18
22
Why is Maggie MOST LIKELY confident she'll be made aware of any hazards associated with the products she works with?
Because the products all have labels
Because none of the products contain chemicals
Because she graduated from beauty school
Because the products are registered with the EPA
23
After 6 months of continual product use, Terry is starting to experience skin allergies. Explain why?
The overexposure principle
Emulsification
Neutralization
The safety data sheets
24
A _____ is capable of igniting and burning.
Combustible
Convertible
Chemical
Carcinogen
25
Which of the following must Daria include in all of her mixtures in order to have a measurable pH?
Salt
Nitrogen
Water
Oil
26
SDS are designed for?
Use only by managers
Use only by new employees
Use in an emergency
Everyday use
27
Niles says the massage oils they have been using are starting to give rashes and sneezing. Explain what happened.
The overexposure principle
Ionization
The pH principal
Neutralization
28
Raphael has requested a solution that is neutral to his skin. Which of the following should be used on Raphael's skin?
A pH of 14
A pH of 5
A pH of 0
A pH of 7
29
Which of the following is TRUE today of the disposal of many of the chemicals used in salons?
Most states and countries have regulations in place
Most states and counties do not have regulations in place
There are no regulations in place anywhere across the United States
There are strict and universal regulation someplace across the United State
30
What did the safety data sheet (SDS) replace?
The occupational safety and health administration (OSHA)
The environmental protection agency (EPA)
The material safety data sheet (MSDS)
The National institute of health (NIH)
31
Marcus insists air is pure whereas Amanda is certain it is not. Who is correct and why?
Amanda, it's correct because air contains no substances at all
Marcus is correct because air contains nitrogen which is a pure substance
Marcus is correct because there are no pieces of matter in air
Amanda is correct because air contains many substances so it can't be pure
32
Abner knows his course in chemistry will help him run a better business because______.
His clients will demand at high intelligence and chemistry
It is well known that beauty pros are often part-time chemists
Chemical experimentation is essential in Beauty services
Every product he uses in his salon will contain some type of chemical
33
The overexposure principle is used to describe how overexposure determines_______
Tolerance
Toxicity
Safety
Immunity
34
Which of the following is true when SALT is dissolved into water?
Salt is the solute and the water is the solvent
Salt and water are both solutes
Salt and water are both solvents
Water is the solute and the salt is the solvent
35
What is a solute?
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
A liquid not capable of being mixed to form a stable solution
36
Tell Teresa why understanding chemistry is important.
Empty choice
Empty choice
Empty choice
Empty choice
37
For which purpose would acids most likely be used?
To raise the pH of products
To swell the hair
To exfoliate the skin
To soften calloused skin
38
What can Daryl do to his mixtures to combine two immiscible substances?
Remove any water from the mixture as this will enhance stability within it
Keep mixing as eventually they will combine into a stable mixture
Incorporate an emulsifier into your mixture
Try adding the solvent into the solute instead of the other way around
39
When immiscible liquids are combined they form _______
Solutions
Stable mixtures
Suspensions
Miscible liquids
40
What is a solvent?
A substance that dissolves a solute and makes a solution
A stable physical mixture of two or more substances
A liquid not capable of being mixed to form a stable solution
A substance dissolved into a solution
41
An SDS is formatted into____ categories
12
8
16
10
42
Which of the following is TRUE of products that are incompatible?
They are always considered dangerous
They should never be used on clients
They can be safely mixed with proper precautions
No two should be stored next to each other
43
How many accepted pictograms are included in all SDS?
9
16
6
3
44
The pH scale is used to measure_____
Acidity and alkalinity
Levels of carbon dioxide
Levels of oxygen
Overexposure and under exposure
45
Shawna has very dry dehydrated and irritable skin. Which of the following do you recommend for Shawna?
She should use the products that are slightly alkaline
Avoid using cosmetic products altogether
She can't change the nature of her skin
She should use products that are very acidic
46
Jonathan left his freezer open and all the ice melted. Which of the following happened to the ice when it melted?
A chemical reaction
An immiscible reaction
A physical change
A chemical change
47
Linda's boss said be careful unloading certain products and chemicals that are incompatible. What does she need to do?
Return them to the manufacturer
Avoid letting clients touch them
Keep them refrigerated
Store them away from each other
48
Jennifer's soothing oil mixture separates after sitting. What could she add to her mixture to solve this problem?
A solvent
A suspension
An emulsifier
A solute
49
Everything you can touch and see is matter EXCEPT ______
Light and electricity
Living and once living bodies
Chemicals and powders
Liquids and gases
50
Why should Beauty professionals study and have a thorough understanding of chemistry?
Because it is unrelated to the safe operation of a salon or spa
Because every product used in this industry contains some type of chemical
Because clients often quiz beauty professionals on this important knowledge
Because chemistry experiments are often regular practice at salons
51
Thomas insists, there's an SDS for every chemical used. Why is Thomas so strict about this?
Because it enhances the image of the business
Because it is the most cost-effective policy
Because it is a requirement of OSHA
Because most clients will insist on it
52
Which of the following were the first surfactants?
Cooking oil
Soap
Nail polishes
Motor oil
53
Which of the following is TRUE of all liquids?
They are either miscible or immiscible
They are both miscible and immiscible
They are miscible
They are immissible
54
Darren's client asked if his retail products are chemical free. What should he say?
Yes whether they are or not because the client won't know the difference
No if they are not chemical free because honestly it's always the best
No, because there's no such thing as a chemical free product
Yes if he believes they are indeed chemical free
55
______ are the basic units of matter
Protons
Electrons
Atoms
Neutrons
56
Which of the following is TRUE of solutions?
They are usually a solid color
They are surfactants
They are immiscible
They are stable mixtures
57
When the mixing chemicals one should______
Never use secondary container such as spray bottles
Use a measuring device such as a measuring cup or spoons
Avoid rooms or areas that are well ventilated
Add the water to the chemical, not the other way around
58
Any substance that occupies space and has a weight is______
Potentially dangerous
A beauty product
Matter
A chemical
59
Which of the following best describes a carcinogen?
A substance made of carbon
A material capable of igniting or burning
A substance that causes cancer
A material that is very easy to ignite
60
Gina is always telling Grace she better use the first surfactant regularly. What of the following is she trying to say?
Comb your hair
Wash your hands with soap
Polish your nails
Brush your teeth
61
In the uniform order of the SDS which follows immediately after the first category of "identification"?
Disposal considerations
First aid measures
Hazard identification
Toxicology information
62
Why would Celia ask that no known mutagens be used in her treatments?
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 susceptible to cancers
She has a fear of fire and of things that can ignite easily
63
What accompanies the rapid oxidization of a substance during combustion?
An endothermic reaction
The production of heat and light
An ionization of the substance
Neutralization
