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Chapter 7 Basics of Chemistry Review Flashcards | StudBud
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Chapter 7 Basics of Chemistry Review
Chapter 7 Basics of Chemistry Review
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Esthetics Miladys Chapter 7 Chemistry
Flashcards
31 cards
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Practice quiz
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Questions
31
Answers
1
Anything that occupies space and exists in either a solid liquid or gas is known as
organic substance
compounds
matter
elements
2
The formation of a new substance by uniting two or more elements is known as
a solution
a synthetic
a compound
an emulsion
3
When a substance is combined with oxygen, the substance is
oxidized
subtracted
reduced
suspended
4
Substances that cannot be reduced to simpler substances are called ______.
elements
solutes
gases
bases
5
Pure water with a ph of 7 is considered ___________.
neutral
solute
acid
alkaline
6
The smallest particle of an element is the
electron
atom
neuron
proton
7
Liquids that mix easily are known as ________.
incompatible
immiscible
miscible
compatible
8
Substances that act as a bride to allow oil and water to mix or emulsify are ___________.
surfactants
compounds
miscibles
solutions
9
In creating a solution, the liquid used to dissolve a substance is called the _____.
solute
solvent
emulsion
suspension
10
A combination of substances held together by physical ties is called ____________.
solvent
synthesis
mixture
compound
11
The separating of a substance into ions is known as
decomposition
dionization
cation
ionization
12
When two or more atoms are joined together chemically, what is formed?
a molecule
an atom
a neuron
an electron
13
Alkalis is also known as ________.
bases
foundations
nonmetals
metals
14
_________ organic compounds are substances containing carbon that evaporate very quickly.
Weighty
Resolute
Liquescent
Volatile
15
What type of change occurs when ice melts?
soluble
reactive
chemical
physical
16
A molecule is formed by joining two or more __________ chemically.
atoms
neurons
protons
anions
17
A preparation made by dissolving a solid, liquid or gaseous substance in another substance is
a suspension
an ointment
an emulsion
a solution
18
The tail of a surfactant molecule is __________ or oil-loving.
oilophilic
hydrophilic
lipophilic
aquaphilic
19
The branch of chemistry that deals with products that do not contain carbon is called ______.
non-carbon chemistry
inorganic chemistry
organic chemistry
atomic chemistry
20
A chemical reaction when oxygen is subtracted from or hydrogen is added is called
chemical change
reduction reaction
physical change
organic chemistry
21
When fermented to make wine, the sugar in grapes is converted into_____.
distilled water
ethyl alcohol
cetyl alcohol
soft water
22
An alteration of the properties of a substance without the formation of a new substance is a
physical change
chemical change
mixture
compound
23
_________ are used to neutralize acids.
Alkanolamines
Alcohols
Ammonia
Silicones
24
How many naturally occurring elements are there?
99
70
90
60
25
Organic chemistry is the study of all substances containing ________.
carbon
hydrogen
nitrogen
sulfur
26
A special type of oil used in nail polish dryers and as a skin protectant is ________.
ammonia
glycerine
silicone
alcohol
27
When two or more elements combine chemically, they form a new substance called a _____.
mixture
solution
suspension
compound
28
Temporary mixtures of two kinds of matter are
mixtures
emulsions
suspensions
solutions
29
A permanent mixture of two or more substances that are united with the aid of a binder is
an emulsion
an ointment
a suspension
a solution
30
Redox is a contraction for _________.
organic reaction
reaction-oxidation
oxidation-reduction
reduction-oxidation
31
If a product has a pH of 8.9 it is __________.
acid
pH balanced
alkaline
neutral