What does a reducing agent do?

Adds hydrogen to a chemical compound

The effects of cosmetics and beauty products are based on which of the following?

How the body reacts to chemicals

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

Salt is the solute and water is the solvent

Why is understanding pH important for the beauty professional?

It affects the hair, skin and nails

What accompanies the rapid oxidation of a substance during combustion?

The production of heat and light

A substance that is dissolved in a solution

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

No two should be stored next to each other

Which of the following is TRUE of all liquids?

They are either miscible or immiscible

When mixing chemicals, one should

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

Guidelines for properly storing strong chemicals include all EXCEPT which of the following?

Never dispose of chemicals in their original containers

What is TRUE of the disposal of many chemicals used in spas?

Most states and counties do not have regulations in place

Why should beauty professionals study and understand chemistry?

Every product in beauty contains some type of chemical

What is true of creams, lotions, masks and makeup?

They contain both natural and manufactured ingredients

Why should ammonia never be mixed with bleach?

It creates a potentially deadly gas

A substance that dissolves a solute and makes a solution

What did the Safety Data Sheet (SDS) replace?

The Material Safety Data Sheet (MSDS)

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Chapter F6 - Chemistry

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Questions 41

Answers

1
An SDS is formatted into ______ categories
16
10
12
8
2
The pH scale is used to measure
Levels of carbon dioxide
Acidity and alkalinity
Overexposure and underexposure
Levels of oxygen
3
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
4
What is an example of a compound molecule?
The common table salt
Pure nitrogen
The ozone layer
The oxygen we breathe
5
All acids owe their chemical reactivity to
Oxygen
The hydrogen ion
Overexposure
Alkalis
6
The effects of cosmetics and beauty products are based on which of the following?
How the new styles compare with the old
How pleased you are with the results
How the body reacts to chemicals
How friends and family react to a new look
7
Which of the following is TRUE when salt is dissolved into water?
Salt is the solute and water is the solvent
Salt and water are both solutes
Water is the solute and salt is the solvant
Salt and water are both solvents
8
Any substance that occupies space and has weight is
Potentially dangerous
A beauty product
A chemical
Matter
9
Why is understanding pH important for the beauty professional?
It is directly related to income potential
Employers require it
It affects the hair, skin and nails
It is essential for passing all exams
10
What accompanies the rapid oxidation of a substance during combustion?
An endothemeric reaction
Neutralization
An ionization of the substance
The production of heat and light
11
How many accepted pictograms are included in all SDS?
9
6
16
3
12
Which of the following is the simplest form of chemical matter?
A chemical
A gas
A liquid
An element
13
A ____ is capable of igniting and burning
Carcinogen
Mutagen
Chemical
Combustible
14
Of all the elements known to science today, how many occur naturally on earth?
89
98
18
19
15
_______ are the basic units of matter
Protons
Electrons
Atoms
Neutrons
16
Which of the following BEST describes a carcinogen?
A material capable of igniting or burning
A substance that causes cancer
A substance made of carbon
A material that is very easy to ignite
17
What is a solute?
A stable mixture of two or more substances
A liquid not capable of being mixed to form a stable solution
A substance that is dissolved in a solution
A substance that dissolves a solvent and makes a solution
18
Which of the following is TRUE of products that are incompatible?
They are always considered dangerous
They can be safely mixed with proper precautions
No two should be stored next to each other
They should never be used on clients
19
Which of the following is TRUE of all liquids?
They are miscible
They are both miscible and immiscible
They are immiscible
They are either miscible or immiscible
20
When mixing chemicals, one should
Use a measuring device, such as a measuring cup or spoon
Avoid rooms or areas that are well ventilated
Add water to the chemicals, not the other way around
Never use secondary containers, such as spray bottles
21
Guidelines for properly storing strong chemicals include all EXCEPT which of the following?
Never allow chemicals to sit our
Never haphazardly combine two chemicals
Always lock up chemicals when not in use
Never dispose of chemicals in their original containers
22
What is TRUE of the disposal of many chemicals used in spas?
Most states and counties do not have regulations in place
There are strict universal regulations in place across the US
There are no regulations in place anywhere across the US
Most states and counties have regulations in place
23
The overexposure principle is used to describe how overexposure determines
Immunity
Tolerance
Safety
Toxicity
24
Which of the following is TRUE of solutions?
They are usually a solid color
They are immiscible
They are surfactants
They are stable mixtures
25
For which of the following purposes would acids most likely be used?
To swell the hair
To exfoliate the skin
To soften calloused skin
To raise the pH of products
26
Which of the following is an example of a chemical change?
Water evaporating into the air
Ice melting to become water
Exposed metal to rusting
Liquid nail polishing hardening
27
pH is an abbreviation of
Productively high
Pure hydrochloric acid
Potential hydrogen
Probable H2O
28
Acid-alkali neutralization - acid is mixed with alkali in equal proportions, balancing the pH, forming water and ____
Salt
Nitrogen
Carbon dioxide
Sulfur
29
Everything you can touch and see is matter EXCEPT
Liquids and gases
Living and once-living bodies
Chemicals and powders
Light and electricity
30
SDS are designed for
Use in an emergency
Everyday use
Use only by managers
Use only by new employees
31
In the uniform order of the SDS, which of the following comes immediately after the first category of "Identification"?
First-Aid Measures
Hazard Identification
Disposal Considerations
Toxicology Information
32
What were the first surfactants?
Nail polishes
Soaps
Motor oils
Cooking oils
33
An open freezer that causes the ice to melt is the result of
An endothermic reaction
An exothermic reaction
Ionization
Neutralization
34
Why should beauty professionals study and understand chemistry?
Chemistry experiments are often a regular practice at salons
It is unrelated to the safe operation of the salon
Clients often quiz you on this important knowledge
Every product in beauty contains some type of chemical
35
When immiscible liquids are combined, they form
Solutions
Suspensions
Miscible liquids
Stable mixtures
36
What is true of creams, lotions, masks and makeup?
They are chemical only is manufactured in a lab
They only contain chemicals if they are not made from natural sources
They contain both natural and manufactured ingredients
They never contain chemicals
37
Why should ammonia never be mixed with bleach?
They become unpredictable in their use
It discolors instead of lightening the hair
It creates a potentially deadly gas
It dries out the skin excessively
38
How many elements are known to science today?
18
81
118
108
39
What does an oxidizing agent do?
Increases oxygen
Releases oxygen
Nullifies oxygen
Absorbs oxygen
40
What is a solvent?
A substance that dissolves a solute and makes a solution
A stable mixture of two or more substances
A substance dissolved into a solution
A liquid not capable of being mixed to form a stable solution
41
What did the Safety Data Sheet (SDS) replace?
The Material Safety Data Sheet (MSDS)
The environmental Protection Agency (EPA)
The Occupational Safety and Health Administration (OSHA)
The National Institutes of Health (NIH)

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