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Chemistry > Matter: Property && Chnages > Flashcards

Matter: Property && Chnages Flashcards

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1
Q

The study of matter and the changes it undergoes

A

Chemistry

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2
Q

What are the four stages of matter?

A

Solid, liquid, gas, & plasma

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3
Q
  • particles cannot move around freely
  • fixed shape
  • fixed volume
  • incomprehensible
A

Solid

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4
Q
  • particles can move around freely, but not too much
  • variable shape (shape of container)
  • fixed volume
  • virtually incomprehensible
A

Liquid

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5
Q
  • particles move around freely
  • variable shape
  • variable volume
  • easily compressed
A

Gas

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6
Q

Gaseous state of a substance that is a liquid or solid at room temperature

A

Vapor

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7
Q
  • particles collide with enough energy to break into charged particles (+,-)
  • variable shape
  • variable volume
  • found in starts and fluorescent light bulbs
A

Plasma

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8
Q

Can be observed without changing the pice tiny of the substance

A

Physical property

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9
Q

Physical property that depends on the amount of matter present (length)

A

Extensive property

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10
Q

Physical property that depends one the identity of substance, no the amount (density)

A

Intensive property

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11
Q

Describes the ability of a substance to undergo changes im identity

A

Chemical property

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12
Q

Physical or chemical property :

Melting point

A

Physical

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13
Q

Physical or chemical property :

Flammable

A

Chemical

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14
Q

Physical or chemical property :

Density

A

Physical

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15
Q

Physical or chemical property :

Magnetic

A

Physical

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16
Q

Type of change that changes the form of a substance without changing its identity && it’s properties remain the same

A

Physical change

17
Q

Change from liquid to gas

A

Evaporation

18
Q

Change from gas to liquid

A

Condensation

19
Q

Change from solid to liquid

A

Melting

20
Q

Change from liquid to solid

A

Freezing

21
Q

Change from solid to gas

A

Sublimation

22
Q

Change from gas to solid

A

Deposition

23
Q

A change that results in a new substance being formed with different compositions and properties than the original substance

A

Chemical change

24
Q

What are some signs of chemical changes?

A
  • Changes in odor
  • formation of gas
  • formation of precipitate
  • change in temperature
25
Q

What is the law of conservation of mass?

A

Matter can’t be created nor destroyed

26
Q

Anything that has mass and takes up space

A

Matter

Chemistry (3 decks)

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