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Esthetician Exam Review: Basics of Chemistry (Ch. 6 Black Book) Flashcards | StudBud
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Esthetician Exam Review: Basics of Chemistry (Ch. 6 Black Book)
Esthetician Exam Review: Basics of Chemistry (Ch. 6 Black Book)
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1
What are the two branches of chemistry?
Alkaline and acidic
Artificial and natural
Organic and inorganic
Anagen and catagen
2
What does the term
miscible
mean?
Capable of being mixed
Capable of being ionized
Incapable of being ionized
Incapable of being mixed
3
What are suspensions?
Chemical compounds made from a reduction and a suspension
Unstable mixtures of two or more immiscible substances
Stable mixtures of two or more immiscible substances
Chemical compounds made from a reduction and a solution
4
What businesses primarily use oil-in-water emulsions?
Bakeries
Salons and spas
Auto repair shops
Fast-food restaurants
5
What term refers to molecules that contain two or more atoms of the same element?
Atomic molecules
Elemental molecules
Chemical molecules
Radiological molecules
6
What element is absent from the compounds studied in inorganic chemistry?
Helium
Nitrogen
Carbon
Oxygen
7
What is the natural pH of the skin?
5.5
3.5
7.5
7.
8
What has physical properties that we can see, smell, taste, and touch?
Radiation
Electricity
Energy
Matter
9
What are most skin care products?
Reductions of oil and water
Emulsions of oil and water
Suspensions of oil and water
Solutions of oil and water
10
What type of substance has a pH level of 7.0?
Neutral
Toxic
Acidic
Alkaline
11
What is an atom with a positive electrical charge?
Molecule
Neutron
Cation
Anion
12
What causes oxidation?
Addition of hydrogen or the loss of oxygen
Addition of oxygen or the loss of hydrogen
Loss of both oxygen and hydrogen
Addition of both oxygen and hydrogen
13
How much of the Earth's surface, approximately, is water?
25%
75%
100%
10%
14
What is the science that deals with the composition, structure and how matter changes under different conditions?
Ergonomics
Chemistry
Physiology
Biology
15
What is true of moisturizer?
It is an oil-in-water reduction
It is a water-in-oil reduction
It is an oil-in-water emulsion
It is a water-in-oil emulsion
16
What are substances with a pH above 7.0?
Solutions
Reductions
Alkalis
Acids
17
What do antioxidants prevent by neutralizing free radicals?
Radicalization
Oxygenation
Ionization
Oxidation
18
What is any substance that is dissolved by a solvent to form a solution?
Suspension
Emulsion
Solute
Matter
19
What is true of elements?
There are only five basic elements in the universe
In chemistry, the main elements are sunshine, clouds, rain, and snow
Elements are the simplest form of matter
Elements are the most complex form of matter
20
What is the term that refers to matter in its three physical forms (liquid, solid, gas)?
States of matter
Appearances of matter
Chemical properties
Physical properties
21
What type of neutralization reaction forms water and salt?
Reduction-compound
Atom-alkali
Acid-alkali
Solution-compound
22
What is true of liquid?
It is matter with fixed volume and definite shape
It is matter with no fixed volume but definite shape
It is matter with no fixed volume and no definite shape
It is matter with fixed volume but no definite shape
23
What term means "water-loving"?
Hydocentric
Hydrophobic
Hydroactive
Hydrophilic
24
What is true of oxygen?
Contrary to popular belief, there is no oxygen in the air
It is the most abundant element on Earth
It should not be ingested because it is poisonous to humans
It is the least abundant element on Earth
25
What element is found in all living things, whether they are plants or animals?
Zinc
Helium
Radon
Carbon
26
What is an ion?
Atom or molecule without an electrical charge
Dust particle left over after the ionization process
Spark discharged during the ionization process
Atom or molecule that carries an electrical charge
27
What is the study of substances that contain carbon?
Carbon chemistry
Organic chemistry
Organic dating
Carbon dating
28
What is true of water?
It is a relatively scarce substance
The human body is made entirely of water
Water comprises a very small portion of the human body
It is the most abundant of all substances on Earth
29
What term refers to substances with a pH below 7.0?
Alkalis
Solutes
Acids
Bases
30
What is an ion with a negative charge?
Molecule
Cation
Anion
Neutron
31
What is
NOT
true of atoms?
All atoms are identical
All matter is composed of atoms
They are small particles of elements
Atoms consist of smaller particles
32
What is light a form of?
Liquid
Energy
Matter
Gas
33
What is a solution?
Unstable mixture of an emulsion and a reduction
Uniform mixture of two or more mutually immiscible substances
Uniform mixture of two or more mutually miscible substances
Unstable mixture of the largest particles
34
What is united with the aid of an emulsifier to create an emulsion?
Two or more miscible substances
A reduction and a solution
A surfactant and a liquid
Two or more immiscible substances
35
What is a difference between water-in-oil (W/O) emulsions and oil-in-water (O/W) emulsions?
W/O emulsions are greasier
W/O emulsions are easily rinsed away with water
O/W emulsions are not easily rinsed away with water
O/W emulsions are greasier
36
What term means "oil-loving"?
Lipocentric
Lipophobic
Lipoactive
Lipophilic
37
What is true of each of the approximately 90 naturally occurring elements?
Each has is own distinctive physical and chemical properties
Though physical properties vary, all have the same chemical properties
All share the same physical and chemical properties
Though chemical properties vary, all have the same physical properties
38
What is air?
Gaseous mixture that makes up the Earth's atmosphere
Water vapor that forms clouds
Shell of radiation surrounding Earth
Common name for the chemical that causes the sky to appear blue
39
What is reduction?
Loss of oxygen or the addition of hydrogen
Addition of both oxygen and hydrogen
Addition of oxygen or the loss of hydrogen
Loss of both oxygen and hydrogen
40
How much of air is made up of nitrogen?
four-fifths
two-thirds
One-quarter
three-eights
