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

they contain chemicals whether they are natural or made in a lab

a substance that dissolves a solute and makes a solution

What accompanies the rapid oxidation of a substance during combustion?

the production of heat and light

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 and wellness professional?

because it affects the hair, skin and nails

a substance that is dissolved in a solution

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

bc every product used in beauty contains some type of chemical

Why should ammonia never be mixed with bleach?

it creates a potentially deadly gas

What did the Safety Date Sheet (SDS) replace?

the Material Safety Data Sheet (MSDS)

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Esthetics Chemistry & Chemical Safety

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Questions 24

Answers

1
How many elements are known to science today?
81
118
18
108
2
the pH scale is used to measure
acidity and alkalinity
overexposure and underexposure
levels of oxygen
levels of carbon dioxide
3
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
4
Which of the following is TRUE of creams, lotions, masks and makeup?
they only contain chemicals if they come from ingredients made in a lab
the never contain chemicals
they only contain chemicals if they are not made from natural sources
they contain chemicals whether they are natural or made in a lab
5
Of all the elements know to science today, how many occur naturally on Earth?
89
98
19
18
6
What is a solvent?
a liquid not capable of being mixed to form a stable solution
a substance that dissolves a solute and makes a solution
a substance dissolved into a solution
a stable physical mixture of two or more substances
7
Which of the following is an example of a chemical change?
water evaporating into the air
liquid nail polish hardening
exposed metal rusting
ice melting to become water
8
Any substance that occupies space and has weight is
a beauty product
potentially dangerous
a chemical
matter
9
What accompanies the rapid oxidation of a substance during combustion?
the production of heat and light
an ionization of the substance
an endothermic reaction
neutralization
10
Everything you can touch and everything you can see is matter EXCEPT
liquids and gases
living and once-living bodies
light and electricity
chemicals and powders
11
Which of the following is TRUE when salt is dissolved into water?
salt and water are both solutes
salt is the solute and water is the solvent
salt and water are both solvents
water is the solute and salt is the solvent
12
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
13
Why is understanding pH important for the beauty and wellness professional?
because employers require it
because it affects the hair, skin and nails
because it is essential for passing all exams
because it is directly related to income potential
14
Which of the following is an example of a compound molecule?
the oxygen we breathe
pure nitrogen
the ozone layer
common table salt
15
The overexposure principle is used to describe how overexposure determines
toxicity
tolerance
safety
immunity
16
SDS are designed for
use only by managers
use only by new employees
everyday use
use in an emergency
17
pH is an abbreviation for
productively high
potential hydrogen
pure hydrochloric acid
probable h2o
18
What is a solute?
a liquid not capable of being mixed to form a stable solution
a substance that dissolves a solvent and makes a solution
a stable physical mixture of two or more substances
a substance that is dissolved in a solution
19
Why should beauty professionals study and have a thorough understanding of chemistry?
bc chemistry experiments are often regular practice at the salon
bc it is unrelated to the safe operation of a salon, spa or barbershop
bc every product used in beauty contains some type of chemical
bc clients often quiz beauty professionals on this important knowledge
20
________ are the basic units of matter.
atoms
protons
neutrons
electons
21
Why should ammonia never be mixed with bleach?
it "discolors" more than lightens the hair
it dries out skin excessively
it creates a potentially deadly gas
they become unpredictable in their use
22
When immiscible liquids are combined, they form
suspensions
stable mixtures
miscible liquids
solutions
23
Which of the following is the simplest form of chemical matter?
an element
a gas
a chemical
a liquid
24
What did the Safety Date Sheet (SDS) replace?
the Environmental Protection Agency (EPA)
the Occupational Safety & Health Administration (OSHA)
the Material Safety Data Sheet (MSDS)
the National Institutes of Health (NIH)

Esthetics Chemistry & Chemical Safety Flashcards | StudBud