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Cosmetology > Chapter 10 > Flashcards

Chapter 10 Flashcards

0
Q

The science that deals with the composition, structures and properties of matter and how matter changes under different conditions is known as:

A. compounds
B. chemistry
C. electricity
D. structural changes

A

chemistry

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1
Q

The study of substances that contain carbon is referred to as:

A. inorganic chemistry
B. chemical composition
C. organic chemistry
D. natural products

A

organic chemistry

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2
Q

Products manufactured from natural gas, oil or plant or animal remains are considered to be:

A. organic
B. natural
C. inorganic
D. matter

A

organic

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3
Q

Metals, minerals, water, and air are examples of:

A. natural substances
B. inorganic substances
C. compounds
D. proteins

A

inorganic substances

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4
Q

Inorganic chemistry is the science that deals with compounds lacking:

A. lead
B. silver
C. carbon
D. water

A

carbon

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5
Q

Any substance that occupies space and has mass can be considered to be:

A. simple
B. matter
C. energy
D. inorganic

A

matter

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6
Q

A basic substance that cannot be broken down into simpler substances without loss of identity is called:

A. a compound
B. water
C. a molecule
D. an element

A

an element

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7
Q

Substances that cannot be didvded into simpler substances by ordinary chemical means are:

A. atom
B. inorganic
C. chemical
D. atomic

A

atoms

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8
Q

The smallest particle of an element is a(n):

A. hydrogen
B. atom
C. axle
D. acid

A

atom

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9
Q

Chemical combinations of two or more atoms of different elements form:

A. a mixture
B. silicone
C. oxygen
D. a compound

A

a compound

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10
Q

Normal matter exists in three different physical states, which are solid, gas, and:

A. liquid
B. organic
C. air
D. solute

A

liquid

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11
Q

Characteristics that do not involve chemically changing a substance are:

A. unique properties
B. mechanical properties
C. physical properties
D. distinct characteristics

A

physical properties

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12
Q

A change in a substance’s chemical composition is a:

A. natural change
B. chemical change
C. chemical mixture
D. chemical synthesis

A

chemical change

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13
Q

Matter that is not mixed with substances of different chemical compositions is a:

A. pure substance
B. physical substance
C. chemical reaction
D. compatible substance

A

pure substance

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14
Q

Physical mixtures containing two or more different substances are:

A. suspensions, chemicals, and matter
B. solutions, suspensions, and emulsions
C. compounds, physical matter, and water
D. minerals, compounds, and emulsions

A

solutions, suspensions and emulsions

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15
Q

A blended mixture of two or more liquids or a solid dissolved in a liquid is a(n):

A. solution
B. emulsion
C. compound
D. alkaline

A

solution

16
Q

A substance that dissolves another substance with no change in chemical composition is a:

A. solute
B. mineral
C. solvent
D. mixture

A

solvent

17
Q

Miscible liquids are liquids that can be:

A. mixed without shaking
B. mixed into stable solutions
C. transformed into a suspension
D. combined without a solvent

A

mixed into stable solutions

18
Q

Liquids that are not capable of being mixed into stable solutions are:

A. solutes
B. solvents
C. inverted
D. immiscible

A

immiscible

19
Q

A product that does not separate when standing and contains particles is considered to be:

A. organic
B. a solvent
C. a solution
D. a mixture

A

a solution

20
Q

Solutions that contain undissolved particles that are visible to the naked eye are known as:

A. suspensions
B. mixtures
C. solutes
D. molecules

A

suspensions

21
Q

A mixture of two or more immiscible substances inited with the aid of a binder is known as a(n):

A. suspension
B. emulsion
C. mixture
D. solution

A

emulsion

22
Q

A sustance that acts as a bridge to allow oil and water to mix or emulsify is a(n):

A. active agent
B. surfactant
C. alkaline
D. deionization

A

surfactant

23
Q

The water-loving head of a surfactant molecule is:

A. hydrogen
B.lipophilic
C. hydrophilic
D. neutral

A

hydrophilic

24
Q

Ammonium hydroxide and ammonium thioglycolate are examples of products used to:

A. raise the pH of hair
B. neutralize the ph of hair
C. compose hydrogen bonds
D. neutralize the hair

A

raise the pH of hair

25
Q

An atom or molecule that carries an electric charge is an:

A. arc
B. acid
C. ion
D. alkaline

A

ion

26
Q

Acids owe their chemical reactivity to the:

A. chemical compounds
B. hydrogen ion
C. redox
D. exothremic

A

exothermic

27
Q

The chemical reaction that combine an element or compound with oxygen to produce an oxide is:

A. suspension
B. reduction
C. neutralization
D. oxidation

A

oxidation

28
Q

The rapid oxidation of any substance accompanied by heat or light is:

A. oxygen
B. combustion
C. protons
D. electricity

A

combustion

29
Q

When oxygen is subtracted from a substance, the chemical reaction is called:

A. release
B. reduction
C. oxidized
D. redox

A

reduction

30
Q

A substance that has a pH above 7.0 is considered to be a(n):

A. neutral solution
B. acid solution
C. alkali solution
D. reducing solution

A

alkali solution

31
Q

A sweet, colorless oily substance used as a moisturizing ingredient in cosmetic products is:

A. glycerin
B. moisturizing
C. ointment
D. compound

A

glycerin

32
Q

The chemical reaction in which the oxidizing agent is reduced and the reducing agent is oxidized is:

A. redox
B. reducing
C. neutral
D. solute

A

redox

33
Q

Chemically joining two or more atoms forms a(n):

A. acid
B. molecule
C. mixture
D. solvent

A

molecule

34
Q

Chemical reaction that produce heat are called:

A. external
B. emulsions
C. redox
D. exothermic

A

exothermic

Cosmetology (21 decks)

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