Why should ammonia never be mixed with bleach?

It creates a potentially deadly gas.

a substance that is dissolved in 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 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.

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 creams, lotions, masks, and makeup?

They contain chemicals whether they come from natural sources or from a lab

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

Salt is the solute and water is the solvent.

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

What does a reducing agent do?

adds hydrogen to a chemical compound

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

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Foundations Ch.6 Chemistry and Chemical Safety

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Questions 35

Answers

1
What does an oxidizing agent do?
increases oxygen
absorbs oxygen
releases oxygen
nullifies oxygen
2
Why should ammonia never be mixed with bleach?
They become unpredictable in their use.
It dries out the skin excessively.
It creates a potentially deadly gas.
It “discolors” more than lightens the hair.
3
All acids owe their chemical reactivity to ______.
the hydrogen ion
alkalis
oxygen
overexposure
4
When immiscible liquids are combined, they form ______.
suspensions
solutions
miscible liquids
stable mixtures
5
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
6
Which of the following is an example of a chemical change?
water evaporating into the air
ice melting to become water
exposed metal rusting
liquid nail polish hardening
7
The pH scale is used to measure ______.
levels of carbon dioxide
overexposure and underexposure
acidity and alkalinity
levels of oxygen
8
When acid-alkali neutralization occurs it balances the pH and forms water and _____
a sulfur
a salt
nitrogen
carbon dioxide
9
Everything you can touch and everything you can see is matter EXCEPT ______.
light and electricity
living and once-living bodies
chemicals and powders
liquids and gases
10
Of all the elements known to science today, how many occur naturally on Earth?
18
98
89
19
11
Why should beauty professionals study and have a thorough understanding of chemistry?
every product used in beauty and wellness contains some type of chemical.
clients often quiz beauty professionals on this important knowledge.
experiments are often regular practice at salons, spas, and barbershop
it is unrelated to the safe operation of a salon, spa, or barbershop.
12
An SDS is formatted into ______ categories.
12
16
10
8
13
Which of the following is the simplest form of chemical matter?
a chemical
a gas
a liquid
an element
14
How many accepted pictograms are included in all SDS?
9
6
16
3
15
Which of the following is TRUE of products that are incompatible?
They are always considered dangerous.
No two should be stored next to each other.
They can be safely mixed with proper precautions.
They should never be used on clients.
16
The overexposure principle is used to describe how overexposure determines ______.
safety
immunity
tolerance
toxicity
17
______ are the basic units of matter.
Atoms
Protons
Electrons
Neutrons
18
A ______ is capable of igniting and burning.
mutagen
chemical
combustible
carcinogen
19
Which of the following is TRUE of all liquids?
They are both miscible and immiscible.
They are miscible.
They are either miscible or immiscible.
They are immiscible.
20
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.
21
Which of the following is TRUE of creams, lotions, masks, and makeup?
They never contain chemicals.
They only contain chemicals if they are not made from natural sources
They only contain chemicals if they come from a laboratory
They contain chemicals whether they come from natural sources or from a lab
22
Which of the following is TRUE when salt is dissolved into water?
Salt is the solute and water is the solvent.
Water is the solute and salt is the solvent.
Salt and water are both solvents.
Salt and water are both solutes.
23
What is a solvent?
a substance dissolved into 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 solute and makes a solution
24
Which of the following is an example of a compound molecule?
pure nitrogen
the oxygen we breathe
common table salt
the ozone layer
25
What accompanies the rapid oxidation of a substance during combustion?
the production of heat and light
an endothermic reaction
neutralization
an ionization of the substance
26
What does a reducing agent do?
subtracts hydrogen from a chemical compound
adds oxygen to a chemical compound
subtracts nitrogen from a chemical compound
adds hydrogen to a chemical compound
27
Which of the following is TRUE of solutions?
They are immiscible.
They are surfactants.
They are stable mixtures.
They are usually a solid color.
28
What did the Safety Data Sheet (SDS) replace?
the Occupational Safety and Health Administration (OSHA)
the National Institutes of Health (NIH)
the Material Safety Data Sheet (MSDS)
the Environmental Protection Agency (EPA)
29
If you were to leave the freezer open all night, all of the ice will melt. This is a result of ______.
an endothermic reaction
neutralization
ionization
an exothermic reaction
30
Any substance that occupies space and has weight is ______.
potentially dangerous
matter
a beauty product
a chemical
31
How many elements are known to science today?
18
108
81
118
32
pH is an abbreviation of ______.
productively high
potential hydrogen
pure hydrochloric acid
probable H2O
33
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
34
Which of the following BEST describes a carcinogen?
a substance made of carbon
a material that is very easy to ignite
a material capable of igniting or burning
a substance that causes cancer
35
Which of the following were the first surfactants?
nail polishes
soaps
cooking oils
motor oils

Foundations Ch.6 Chemistry and Chemical Safety Flashcards | StudBud