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

Salt is the solute and water is the solvent

a substance that is dissolved in a solution

Why should ammonia never be mixed with bleach?

It creates a potentially deadly gas

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 did the Safety Data Sheet (SDS) replace?

The Material Safety Data Sheet (MSDS)

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

How the body reacts to chemicals

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

Because it affects the hair, skin, and nails

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

No two should be stored next to each other

When mixing chemicals, one should ________.

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

a substance that dissolves a solute and makes a solution

Why should beauty professionals study and have a thorough understanding of chemistry?

Every product used in beauty and wellness contains some type of chemical

Which of the following is TRUE of all liquids?

They are either miscible or immiscible

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F6 - Chemistry & Chemical Safety

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Questions 35

Answers

1
Which of the following is TRUE when salt is dissolved into water?
Water is the solute and salt is the solvent
Salt is the solute and water is the solvent
Salt and water are both solvents
Salt and water are both solutes
2
What is a solute?
a substance that is dissolved in a solution
a liquid not capable of being mixed to form a stable solution
a stable physical mixture of two or more substances
a substance that dissolves a solvent and makes a solution
3
Why should ammonia never be mixed with bleach?
It "discolors" more than lightens the hair
They become unpredictable in their use
It dries out the skin excessively
It creates a potentially deadly gas
4
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 have regulations in place
There are no regulations in place anywhere across the United States
Most states and counties do not have regulations in place
There are strict & universal regulations in place across the United States
5
Which of the following is the simplest form of chemical matter?
an element
a chemical
a liquid
a gas
6
What did the Safety Data Sheet (SDS) replace?
The Occupational Safety and Health Administration (OSHA)
The Environmental Protection Agency (EPA)
The National Institutes of Health (NIH)
The Material Safety Data Sheet (MSDS)
7
The pH scale is used to measure ______.
levels of carbon dioxide
levels of oxygen
acidity and alkalinity
overexposure and underexposure
8
The effects of cosmetics and beauty products are based on which of the following?
How the body reacts to chemicals
How favorably the new styles compare with the old
How pleased the beauty professional is with the results
How friends and family members react to a new look
9
SDS are designed for:
use only by managers
use only by new employees
use in an emergency
everyday use
10
For which of the following purposes would acids most likely be used?
to soften calloused skin
to raise the pH of products
to swell the hair
to exfoliate the skin
11
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
12
______ are the basic units of matter.
Atoms
Electrons
Protons
Neutrons
13
Which of the following BEST describes a carcinogen?
a material that is very easy to ignite
a material capable of igniting or burning
a substance that causes cancer
a substance made of carbon
14
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
15
How many elements are known to science today?
18
81
108
118
16
Which of the following is an example of a compound molecule?
common table salt
pure nitrogen
the ozone layer
the oxygen we breathe
17
An SDS is formatted into ____ categories.
16
12
10
8
18
Which of the following is TRUE a solutions?
They are usually a solid color
They are stable mixtures
They are surfactants
They are immiscible
19
Which of the following were the first surfactants?
cooking oils
motor oils
soaps
nail polishes
20
Any substance that occupies space and has weight is _______.
potentially dangerous
a beauty product
a chemical
matter
21
Which of the following is TRUE of products that are incompatible?
They can be safely mixed with proper precautions
They are always considered dangerous
No two should be stored next to each other
They should never be used on clients
22
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
23
Which of the following is an example of a chemical change?
water evaporating into the air
liquid nail polish hardening
ice melting to become water
exposed metal rusting
24
Everything you can touch and everything you can see is matter EXCEPT:
chemicals and powders
light and electricity
liquids and grass
living and once-living bodies
25
pH is an abbreviation of ________.
potential hydrogen
pure hydrochloric acid
probable H2O
productively high
26
How many accepted pictograms are included in all SDS?
3
16
6
9
27
When immiscible liquids are combined, they form ______.
solutions
suspensions
stable mixtures
miscible liquids
28
The overexposure principle is used to describe how overexposure determines _____.
tolerance
toxicity
safety
immunity
29
Of all the elements known to science today, how many occur naturally on Earth?
19
98
18
89
30
Creams, lotions, masks, and makeup all contain chemicals, whether natural or made in a lab.
True
False
31
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
32
All acids owe their chemical reactivity to _______.
overexposure
alkalis
oxygen
the hydrogen ion
33
A ____ is capable of igniting and burning.
combustible
mutagen
carcinogen
chemical
34
Why should beauty professionals study and have a thorough understanding of chemistry?
Clients often quiz beauty professionals on this important knowledge
Every product used in beauty and wellness contains some type of chemical
It is unrelated to the safe operation of a salon, spa, or barbershop
Chemistry experiments are often regular practice at salons and spas
35
Which of the following is TRUE of all liquids?
They are immiscible
They are either miscible or immiscible
They are miscible
They are both miscible and immiscible

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