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Iowa Nail Tech Chemistry Quiz Flashcards | StudBud
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Iowa Nail Tech Chemistry Quiz
Iowa Nail Tech Chemistry Quiz
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1
If a solution is acidic:
the pH is above 7
the pH is below 7
2
A slighlty more acidic product will reduce the oil in oily skin.
True
False
3
A cation is:
an ion with whiskers.
an ion with a negative charge.
an ion with a positive charge.
4
What does the pH scale measure?
the amount of elements in a substance.
how volatile or safe a substance is.
how acidic or sweet a substance is.
how acidic or basic (alkaline) a substance is.
5
A solute is:
a substance that is disolved.
a substance that dissolves something.
what people in the armed forces do.
6
What are alkanolamines used for?
to make a substance more acidic.
to neutralize gasses and raise pH.
to decrease the odor of amonia.
to neutralize acid and raise pH.
7
Anti-oxidants:
prevent free radicals from neutralizing.
prevent free radicals to be imbalanced.
prevent oxidization by causing an imbalance in free radicals.
prevent oxidization by neutrilizing free radicals.
8
When oxygen is chemically removed it is has been:
oxidized.
exploded.
reduced.
increased.
9
How are elemental and compound molecules different?
elemental are made from one type of element, compound are from 2 or more.
elemental start with e's, compound start with c's.
compound are made from one type of element, elemental are from 2 or more.
They are actually the same.
10
Liquids have a definite weight, voloume and shape.
True
False
11
Dry skin can be helped with a lower alkaline product.
False
True
12
Which of the below are three examples of chemical changes?
nail polish, rotting fruit, burning wood.
nail polish, burning wood, crushing a can.
nail polish, chopping wood, shredding paper.
13
Organic chemistry is the study of substances that contain carbon?
True
False
14
Ionization is:
the separation of an atom or molecure into basic ions.
the combining of an atom or molecule from positive or negative ions.
the separation of an atom or molecule into positive and negative ions.
15
An anion with one oxygen and one hydrogen atom is called:
carbon dioxide
triglyceride
peroxide
hydroxide
16
Oxidation is when oxygen is chemically combined.
True
False
17
What is chemistry?
compost, sutures, and props of muscles and how sore they can get.
the attraction between two people.
composition , structures, and properties of matter and how it can change.
computers, structures, and promotion of matter and how cool it is.
18
Volitile organic compounds contain carbon and evaporate easily.
False
True
19
Which type of alcohols are used for skin conditioners?
volatile alcohols
amonias
fatty alcohols
20
What is the basic unit of matter in skin, hair, and nails?
gelatin
creatin
keratin
carbon
21
I will pass my boards and get my license!
True
False
22
Solids have a definite weight, volume, and shape.
True
False
23
Emulsions are unstable mixtures of 2 or more ______________ substances with the aid of a binder.
miscible
immiscible
illegal
combustible
24
When a chemical reaction releases a significant amount of heat it is called:
an exothermic reaction.
an endothermic reaction.
an exiting reaction.
an ending reaction.
25
What is the most widely used solvent in nail care?
acetone
soap
alcohol
glitter
26
What is an emulisfier?
ingredient that binds 2 substances together that are normally incompatible.
ingredient that separates 2 substances that are normally compatible.
ingredient that binds 2 substances together that are normally compatible.
27
What is a rapid oxidation of a substance that produces light and heat called?
evaporation
combustion
scary
fireball
28
Unstable mixtures of dissolved particles floating in a liquid are called:
subatomic
suspicious
suspensions
circumvented
29
Electrons move around the nucleus.
True
False
30
Which of the following would be examples of physical change?
burning wood.
melting an ice cube.
nail polish.
31
A vapor is
what happens when you boil a liquid.
a liquid that has frozen into a solid ball.
a liquid that has evaporated into a "gas-like" state but is not a gas.
a solid that has melted and smells bad.
32
Is glycerin a solvent or soluble?
solvent
soluble
33
Atoms are the simplest for of matter.
False
True
34
What does miscible mean?
unstable.
not mutually soluble.
mutually soluble.
35
Which state of matter has dfinite weight but no volume or shape?
ice
gas
solid
liquid
36
An ion with a negative charge is called:
anion
cation
onion
37
Which of the following is an example of an exothermic reaction?
salt disolving in water.
Frying an egg.
A melting ice cube.
UV curing of nails.
38
Volatile alcohol evaporates easily.
True
False
39
COHNS stands for:
carbon, oxygen, helium, niceness, sulfur.
Carbon, oxygen, hydrogen, nitrogen, sulfur.
Cute, obnoxious, hilarious, naughty, selfish.
carbon, oscillating, hydrogen, nitrogen, selfish.
40
Matter is...
nothing, what's the matter with you?
an opinion that nails are made up of hair.
any substance that occupies space and has mass.
any substance that takes on the shape of its container.
41
Which of the following is an example of a silicone?
cuticle oil
face moisturizer.
primer
top coat
42
Which of the following is used in moisturizers?
glycerin
acid
salt
silicone
43
An ion with a negative charge is a cation.
False
True
44
Ions are:
electrically charged neurons.
electrically charged atoms.
a strange set of twins.
electrically charged cars.
45
How many naturally occurring elements are there?
5
less than 25
more than 90
44
46
Molecules result from:
chemically joined atoms.
chemicall joined solids.
chemically joined twins.
chemically joined elements.
47
Oxidation is when oxygen is added to produce oxide.
False
True
48
If a solution is alkaline:
pH is below 7
pH is above 7
49
A solvent is a substance that is disolved.
False
True
50
Substances that allow oil and water to mix, or emulsify, are called:
solvents
factuals
surfings
surfactants
51
The simplest forms of matter are:
oxygen.
atoms.
elemenst.
carbons.
52
Redox is when:
oxidation happens repeatedly.
oxidation and reduction occur at the same time.
oxidation and reduction occur at different times.
oxidation and reduction go on a date.
