Chapter 2 - Matter and Change Flashcards

1
Q

does gas have a definite shape?

A

no

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2
Q

does liquid have a definite shape?

A

no

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3
Q

does a solid have a definite shape?

A

yes

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4
Q

does gas have a definite volume?

A

no

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5
Q

does liquid have a definite volume?

A

yes

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6
Q

does a solid have a definite volume?

A

yes

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7
Q

is gas easily compressed?

A

yes

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8
Q

is liquid easily compressed?

A

no

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9
Q

is a solid easily compressed?

A

no

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10
Q

intensive property

A

depends only on the type of matter

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11
Q

extensive property

A

depends on the amount of matter

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12
Q

boiling point

A

intensive

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13
Q

color

A

extensive

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14
Q

homogenous mixture

A

the mixture in which the composition is uniform throughout the mixture

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15
Q

heterogenous mixture

A

a mixture in which the composition is not uniform throughout the mixture

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16
Q

evidence that identifies a chemical reaction

A

-change in color
-odor
-formation of bubbles
-energy change
-precipitate formation

17
Q

chemical change

A

when one chemical substance is transformed into one or more different substances

18
Q

physical change

A

the appearance/form of the matter changes

19
Q

example of intensive property

A

color, temperature, and dissolvability

20
Q

example of extensive property

A

mass and volume

21
Q

compound

A

when 2 elements are combined

22
Q

mixture

A

any combination of substances

23
Q

element

A

on the periodic table

24
Q

example of a compound

A

water

25
Q

example of mixture

A

smog

26
Q

example of an element

A

Au: Gold

27
Q

physical property

A

physical characteristics

28
Q

chemical property

A

a property that’s not visible until after the chemical reaction