Is air a pure substance, and why or why not?

No, because air contains many substances, so it cannot be pure

What advice should be given to a new client who has very sensitive, dry, dehydrated, and irritable skin?

Use products that are slightly alkaline

You should _____ when mixing chemicals.

Use a measuring device, such as a measuring cup or spoon

Why is it important to ensure an SDS is available for every chemical used in a beauty business?

Because it is a requirement of OSHA

A substance that dissolves a solute and makes a solution

What is true today about the disposal of many chemicals used in salons, spas, and barbershops?

Most states and counties do not have regulations in place.

Which statement about creams, lotions, masks, and makeup is TRUE?

They contain chemicals, whether they are natural or made in a lab.

How does a chemistry course help in running a successful beauty business?

Every product used will contain some type of chemical

Of the following, which is TRUE of all liquids?

They are either miscible or immiscible

A substance that is dissolved in a solution

Understanding pH is important for beauty and wellness professionals because _____.

It affects the hair, skin, and nails

Why should you never mix ammonia and bleach?

It creates a potentially deadly gas

What is TRUE about products that are incompatible?

No two should be stored next to each other.

What is the importance of beauty professionals studying and thoroughly understanding chemistry?

Because products used in beauty and wellness contain some type of chemical

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FOU 6 Chemistry

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Questions 33

Answers

1
Is air a pure substance, and why or why not?
No, because air contains many substances, so it cannot be pure
No, because air contains no substances at all
Yes, because it contains nitrogen, a pure substance
Yes, because there are no pieces of matter in air
2
What is the total number of elements currently known to science?
81
108
118
18
3
How many elements known to science naturally occur on Earth?
18
19
98
89
4
When acid & alkali are mixed, a neutralization reaction occurs, resulting in a balanced pH, formation of water & ______.
Formation of a salt
Formation of nitrogen
Formation of carbon dioxide
Formation of a sulfur
5
A carcinogen is BEST described as a ______.
Material capable of igniting or burning
Substance that causes cancer
Substance made of carbon
Material that is very easy to ignite
6
What advice should be given to a new client who has very sensitive, dry, dehydrated, and irritable skin?
Use products that are very acidic
Avoid using cosmetic products altogether
Use products that are slightly alkaline
Don't try to change the nature of your skin
7
You should _____ when mixing chemicals.
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
Never use secondary containers, such as spray bottles
8
Why is it important to ensure an SDS is available for every chemical used in a beauty business?
Because most clients will insist on it
Because it enhances the image of the business
Because it is a requirement of OSHA
Because it is the most cost-effective policy
9
Almost everything you can see and touch is considered matter, EXCEPT ______.
Light and electricity
Liquids and gases
Chemicals and powders
Living and once-living bodies
10
A solvent is ______.
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
A stable physical mixutre of two or more substances that
11
A _____ is capable of igniting and burning.
Mutagen
Carcinogen
Chemical
Combustible
12
What is true today about the disposal of many chemicals used in salons, spas, and barbershops?
There are strict and universal regulations in place across the U.S.
Most states and counties do not have regulations in place.
There are no regulations in place anywhere across the United States
Most states and counties have regulations in place.
13
What is the total number of standard pictograms included in an SDS?
16
6
3
9
14
Which statement about creams, lotions, masks, and makeup is TRUE?
They only contain chemicals if they're not made from natural sources
They contain chemicals, whether they are natural or made in a lab.
They never contain chemicals
They only contain chemicals if they are manufactured in a lab
15
The overexposure principle explains how overexposure determines ______.
Tolerance
Safety
Immunity
Toxicity
16
What do immiscible liquids form when they are combined?
Suspensions
Solutions
Stable Mixtures
Miscible liquids
17
What could be added to a mixture to prevent its components from separating after sitting for more than five minutes?
A suspension
A solute
An emulsifier
A solvent
18
How does a chemistry course help in running a successful beauty business?
It is well known that beauty pros are often part-time chemists
Chemical experimentation is essential in beauty services
Every product used will contain some type of chemical
Clients will demand a high intelligence in chemistry
19
Which of the following is the simplest form of chemical matter?
A liquid
A chemical
An element
A gas
20
What does the abbreviation pH stand for?
Productively high
Probable H2O
Potential hydrogen
Pure hydrochloric acid
21
Of the following, which is TRUE of all liquids?
They are miscible
They are either miscible or immiscible
They are immiscible
They are both miscible and immiscible
22
The basic units of matter are ______.
Neutrons
Electrons
Protons
Atoms
23
A solute is ______.
A stable physical mixture of two or more substances that
A substance that dissolves a solvent and makes a solution
A substance that is dissolved in a solution
A liquid not capable of being mixed to form a stable solution
24
What is most likely TRUE about the components of a mixture that separates after sitting for more than five minutes?
They are miscible
They are solutes
They are immiscible
They are solvents
25
Understanding pH is important for beauty and wellness professionals because _____.
Employers require it
It is directly related to income potential
It affects the hair, skin, and nails
It is essential for passing all exams
26
What pH should be used for a client requesting a neutral option for their skin?
A pH of 14
a pH of 0
A pH of 7
a pH of 5
27
Why should you never mix ammonia and bleach?
It creates a potentially deadly gas
They become unpredictable in their use
It dries out skin excessively
It "discolors" more than lightens the hari
28
What are SDS designed for?
Use only by new employees
Use only by managers
Everyday use
Use in an emergency
29
What is TRUE about products that are incompatible?
They can be safely mixed with proper precautions.
They should never be used on clients.
They are always considered dangerous.
No two should be stored next to each other.
30
What is the importance of beauty professionals studying and thoroughly understanding chemistry?
Because products used in beauty and wellness contain some type of chemical
Because clients often quiz beauty professionals on this important knowledge
Because it is unrelated to the safe operation of a salon, spa or barbershop
Because chemistry experiments are regular at salons, spas, and barbershops
31
The chemical reactivity of all acids is due to _____.
Alkalis
The hydrogen ion
Overexposure
Oxygen
32
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
33
An SDS is divided into ______ sections.
16
12
10
8

FOU 6 Chemistry Flashcards | StudBud