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CHEM LEC > MODULE 2-3 (Matter and Changes in Matter) > Flashcards

MODULE 2-3 (Matter and Changes in Matter) Flashcards

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1
Q

anything that has mass, volume, and occupies space

A

Matter

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2
Q

the types and amounts of simpler substances that make up a sample of matter

A

Composition

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3
Q

characteristics that give each substance a unique identity

A

Properties

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4
Q

no change in composition

A

Physical Property

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5
Q

without changing or interacting with another substance

A

Physical Property

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6
Q

melting point, electrical conductivity, density

A

Physical Property

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7
Q

characteristics as it changes into or interacts with another substance

A

Chemical Property

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8
Q

change in composition

A

Chemical Property

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9
Q

flammability, corrosiveness, reactivity with acids

A

Chemical Property

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10
Q

do NOT depend on the amount of the substance present

A

Intensive Property

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11
Q

depend on the amount of matter being measured

A

Extensive Property

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12
Q

mass, volume, length, shape

A

Extensive Property

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13
Q

color, melting point, boiling point, density

A

Intensive Property

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14
Q

a substance alters its physical properties, not its composition

A

Physical Change

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15
Q

substance is converted into a different substance

A

Chemical Change

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16
Q

change in bonding, nuclei are conserved

A

Chemical Change

17
Q

mass over volume

A

Density

18
Q

states of matter

A

solid
liquid
gas
plasma

19
Q

change in nucleus, change in composition

A

nuclear change

20
Q

joining of 2 small atomic nuclei into one nucleus

A

nuclear fusion

21
Q

splitting of one large atomic nucleus into smaller fragments

A

nuclear fission

22
Q

change of a less stable nucleus to a more stable nucleus

A

radioactive decay

23
Q

fixed shape that does not conform to the container shape

A

Solid

24
Q

not defined by rigidity or hardness

A

solid

25
Q

varying shape that conforms to the container shape, but only to the
extent of the liquid’s volume; that is, a liquid has an upper surface

A

liquid

26
Q

varying shape that conforms to the container shape, but it fills the
entire container and, thus, does not have a surface.

A

gas

27
Q

Particles are close
together and organized

A

solid

28
Q

Particles are close
together but disorganized.

A

liquid

29
Q

Particles are far apart
and disorganized

A

gas

30
Q

the particles lie next to each other in a regular, three-dimensional array

A

solid

31
Q

the particles also lie close together but move randomly around each other

A

liquid

32
Q

the particles have large distances between them and move randomly
throughout the container

A

gas

33
Q

ionized gas

A

plasma

34
Q

electrons are stripped off then the positive ions follow, thus making it neutral and conductive

A

plasma

35
Q

luminous cell giving off UV section of light

A

photon

36
Q

collision of electron and positive ions

A

photon

37
Q

subatomic particles cool to absolute 0 Kelvin

A

Bose-Einstein Condensate

CHEM LEC (5 decks)

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