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WorksheetsChemistry and Safety Knowledge Quiz 1a
Total questions: 24
Worksheet time: 12mins
What is the pH scale used to measure?
Levels of carbon dioxide
Acidity and alkalinity
Overexposure and underexposure
Levels of oxygen
The Safety Data Sheet (SDS) replaced the _________.
Material Safety Data Sheet (MSDS)
Environmental Protection Agency (EPA)
Occupational Safety and Health Administration (OSHA)
National Institute of Health (NIH)
What is pH is an abbreviation of?
Productively high
Potential hydrogen
Probable H2O
Pure hydrochloric acid
Which of the following is defined as any substance that occupies space and has weight?
A chemical
Potentially dangerous
Matter
A beauty product
_________ is an example of a compound molecule.
Pure nitrogen
Common table salt
The oxygen we breathe
The ozone layer
_________ is an example of a compound molecule.
Liquid nail polish hardening
Ice melting to become water
Exposed metal rusting
Water evaporating into the air
Everything you can touch and everything you can see is matter EXCEPT for which of the following?
Liquids and gases
Chemicals and powders
Living and once-living bodies
Light and electricity
Understanding pH is important for the esthetician because _________.
it is essential for passing all exams
all salon owners require it
it is directly related to income potential
it affects the hair, skin, and nails
How many categories are all SDSs are formatted into?
12
16
10
8
Which of the following should you be sure to do 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.
Never use secondary containers, such as spray bottles.
Avoid rooms or areas that are well ventilated.
Acid-alkali neutralization reactions occur when an acid is mixed with an alkali in equal proportions, balancing the total pH and forming water (H2O) and _________.
carbon dioxide
a salt
nitrogen
a sulfur
Beauty and wellness professionals should study and have a thorough understanding of chemistry because _________.
it is unrelated to the safe operation of a salon or spa
clients often quiz beauty and wellness professionals on this important knowledge
every product used in the beauty and wellness industry contains some type of chemical
chemistry experiments are often regular practice at salons and spas
A solute is a _________.
substance that dissolves a solvent and makes a solution
liquid not capable of being mixed to form a stable solution
substance that is dissolved in a solution
stable physical mixture of two or more substances
What do immiscible liquids form when they are combined?
Suspensions
Solutions
Miscible liquids
Stable mixtures
Among the following choices, acids would MOST likely be used to _________.
swell the hair
exfoliate the skin
raise the pH of products
soften calloused skin
Hydrogen peroxide should never be mixed with bleach because _________.
it “discolors” more than lightens the hair
it dries out hair excessively
it creates a potentially deadly gas
they become unpredictable in their use
An oxidizing agent _________ oxygen.
absorbs
releases
increases
nullifies
_________ for the disposal of many of the chemicals used in salons or spas.
Most states and counties have regulations in place
There are strict and universal regulations in place across the United States
There are no regulations in place anywhere across the United States
Most states and counties do not have regulations in place
A solvent is any _________.
substance that dissolves a solute and makes a solution
substance dissolved into a solution
stable physical mixture of two or more substances
liquid not capable of being mixed to form a stable solution
The effects of cosmetics and beauty products are based on how _________.
the body reacts to chemicals
friends and family members react to a new look favorably
the new styles compare with the old
pleased the beauty professional is with the results
Creams, lotions, masks, and makeup _________.
only contain chemicals if they come from ingredients manufactured in a laboratory
never contain chemicals
contain chemicals whether they come from natural sources or from ingredients manufactured in a laboratory
only contain chemicals if they are not made from natural sources such as plant extracts
Which of the following is TRUE of solutions?
They are immiscible.
They are usually a solid color.
They are stable mixtures.
They are surfactants.
Guidelines for properly storing chemicals do NOT include _________.
to never haphazardly combine two chemicals
to never dispose of chemicals in their original containers
to always lock up chemicals when not in use
to never allow chemicals to sit out
A reducing agent _________.
adds hydrogen to a chemical compound
subtracts hydrogen from a chemical compound
subtracts nitrogen from a chemical compound
adds oxygen to a chemical compound
