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Milady Chapter 7 Review Flashcards | StudBud
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Milady Chapter 7 Review
Milady Chapter 7 Review
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#esthetics
Flashcards
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Questions
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Answers
1
What is it called when a chemical changes its state but not its composition?
Chemical change
Homeostasis
Peristalsis
Physical change
2
Characteristics that can be determined without a chemical reaction...
Physical properties
Touchable Properties
Secret properties
Chemical properties
3
Uniform mixture of two or more substances.
Physical mixture
Suspension
Surfactants
Suspicions
4
What is a characteristic of suspensions?
Slightly miscible
Stable mixture
Small particles
Usually clear
5
How are elements identified?
By graphic symbols
By color
By size
By letter symbols
6
What is an example of an organic substance?
table salt
plastic
glass
iron
7
A pH of eight is _______ times more alkaline than a pH of seven.
10
2
50
100
8
What is the most commonly used cosmetic ingredient?
Essential oil
Mineral oil
Water
Talc
9
Understanding chemistry helps you to understand how to layer products in services.
False
True
10
These have neither a definite size nor a definite shape.
Gases
Solids
Cats
Liquids
11
Substances with a pH below 7.0.
Acids
Alkalis
Aluminums
Acne
12
When a substance is oxidized, the oxidizer is always reduced.
True
False
13
Characteristics that can be determined only with a chemical reaction...
Suspension
Physical Properties
Chemical Properties
Touchable Properties
14
Rapid oxidation of a substance, accompanied by the production of heat and light.
Combustion
Suspension
Compulsion
Reduction
15
Suspensions contain smaller particles than solutions do.
True
False
16
Combination of 2 or more substances that are united physically...
Chex MIXture
Chemical mixture
Fusion
Physical mixture
17
These are used to emulsify oil and water.
Solids
Solutions
Soups
Surfactants
18
What color does a base turn red litmus paper?
Orange
White
Green
Blue
19
Droplets of water dispersed in an oil.
Oil-in-water emulsion
Water-in-water emulsion
Water-in-Oil emulsion
Oil-in-oil emulsion
20
These have a definite size and a definite shape.
Rocks
Solids
Gases
Liquids
21
What term refers to the simplest form of chemical matter?
atom
element
molecule
cell
22
The atoms of each element are different in structure from the atoms of all other elements.
True
False
23
Estheticians work with chemistry every day.
True
False
24
Droplets of oil dispersed in water with the aid of an emulsifying agent.
Water-in-oil emulsion
Oil-in-oil emulsion
Oil-in-Water emulsion
water-in-water emulsion
25
What is an example of an oil-in-water emulsion?
Cooling gel
Thick cream
Moisturizing lotion
Cleansing milk
26
A disadvantage of oil-in-water emulsions is that they will not easily rinse away with water.
True
False
27
What is the most abundant element found on earth?
Hydrogen
Carbon
Oxygen
Nitrogen
28
What is the general composition of air by volume?
Equal parts oxygen and nitrogen
One part nitrogen and four parts oxygen
Three parts oxygen and four parts nitrogen
One part oxygen and four parts nitrogen
29
What does ionization create?
Two new ions with the same electrical charge
Two new ions without an electrical charge
Three new ions with the same electrical charge
Two new ions with opposite electrical charges
30
Most water is pure.
True
False
31
Unstable mixture of two or more immiscible substances.
Salads
Solution
Surfactants
Solids
32
These have a definite size but not a definite shape.
Liquid
Gas
Semi-Solid
Solid
33
Also known as bases; have a pH above 7.0
Anakin
Surfactants
Alkalis
Acids
34
What is the range of the pH scale?
1 to 10
0 to 10
1 to 14
0 to 14
35
How long should a properly-stored emulsion remain stable?
5 years
3 years
6 months
1 year
36
It may not be helpful to the skin for the esthetician cross over product lines in a service.
False
True
37
Chemical reaction in which the oxidizing agent is reduced and the reducing agent is oxidized.
Chemical reaction
Roach reaction
Redox reaction
React reaction
38
Atoms can be divided into simpler substances by ordinary chemical means.
True
False
39
Inorganic substances are flammable.
False
True
40
What is an example of a liquid?
Ice
Serum
Ozone
Steam
