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chemisty test > A > Flashcards

A Flashcards

1
Q

matter

A

has mass and takes up space

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2
Q

physical properties

A

a property which can be observed without changing the substance

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3
Q

intensive physical properties

A

color
state of matter
shin
melting point
freezing point
boiling point
condensation point
density

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4
Q

extensive physical properties

A

volume
shape length and height
mass
weight

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5
Q

chemical properties

A

cannot be observed without changing the substance

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6
Q

soild

A

define shape
define volume
highest density
pressure has no impact on

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7
Q

liquids

A

indefine shape
define volume
high density
has little to no pressure

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8
Q

gas

A

indefine shape
indefine volume
low density
has impact

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9
Q

plasma

A

indefine shape
indefine volume
lowest density
pressure has impact

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10
Q

intermolecular forces

A

forces between atoms that hold them in place and near each other

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11
Q

solid to liquid

A

melting

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12
Q

liquid to solid

A

freezing/fusion

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13
Q

liquid to gas

A

evaporation/ boiling

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14
Q

gas to plasma

A

ionization

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15
Q

plasma to gas

A

deionization / recombination

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16
Q

the area between gas and liquid is

A

supercritical fluid

17
Q

gas and liquid (BC) is

A

Vaporation

18
Q

solid and liquid (BD) is

A

fusion

19
Q

triple point

A

solid gas and liquid all exist

20
Q

sifting

A

solid separated from solid

21
Q

filtration

A

solid separated from liquid (by using filter paper )

22
Q

distillation

A

liquid separated from liquid

23
Q

evaporation

A

solid is separated from liquid by evaporation

24
Q

decantation

A

liquid separated by a solid (by pouring out the liquid )

25
Q

gas and solid (AB)

A

sublimation

26
Q

elements

A

something that can’t b broken ( fire earth air and water)

27
Q

diatomic element

A

molecule of the two same atoms
h2

28
Q

molecule

A

two or more atoms held together

29
Q

homo

A

can’t see mixture

30
Q

hetro

A

when u can see mixture

31
Q

physical change

A

no new substance is made

32
Q

chemical change

A

when a new substance is made

chemisty test (1 decks)

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