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Chemistry PAP > Matter Test > Flashcards

Matter Test Flashcards

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1
Q

Four signs of chemical reaction

A
  • Change in color or odor
  • Formation or gas
  • Change in temperature/absorption of heat or light
  • formation or precipitate
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2
Q

Change of identity of substance, products have different properties, reactants to products

A

Chemical change

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3
Q

Changes form of substance w/ no change of identity, properties remain same

A

Physical change

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4
Q

Describes the ability of a a substance to undergo changes in identity

A

Chemical property

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5
Q

Properties that can be observed without changing the identity of the substance

A

Physical property

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6
Q

Extensive or intensive

Mass

A

Extensive

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7
Q

Extensive or intensive

Color

A

Intensive

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8
Q

Extensive or intensive

Ductility

A

Intensive

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9
Q

Extensive or intensive

Length

A

Extensive

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10
Q

Extensive or intensive

Melting point

A

Intensive

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11
Q

Chemical or physical

Fading of dye in cloth

A

Chemical

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12
Q

Chemical or physical

Growth of plant

A

Chemical or physical (both)

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13
Q

Chemical or physical

Melting ice

A

Physical

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14
Q

Chemical or physical

Digestion of food

A

Chemical

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15
Q

Chemical or physical

Formation of clouds in the air

A

Physical

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16
Q

Healing a wound

A

Chemical

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17
Q

Chemical or physical

Making a rock candy by evaporating water from sugar solution

A

Physical

18
Q

Chemical or physical

Production of light by an electric lamp

A

Physical

19
Q

Chemical or physical

Color

A

Physical

20
Q

Chemical or physical

Reactivity

A

Chemical

21
Q

Chemical or physical

Flammability

A

Chemical

22
Q

Chemical or physical

Odor

A

Physical

23
Q

Chemical or physical

Porosity

A

Physical

24
Q

Chemical or physical

Stability

A

Chemical

25
Q

Chemical or physical

Ductility

A

Physical

26
Q

Chemical or physical

Solubility

A

Physical

27
Q

Chemical or physical

Thermal expansion

A

Physical

28
Q

Chemical or physical

Melting point

A

Physical

29
Q

Chemical or physical

Catches fire In air

A

Chemical

30
Q

Chemical or physical

Density

A

Physical

31
Q

Chemical or physical

Length

A

Physical

32
Q

Chemical or physical

Burning of coal

A

Chemical

33
Q

Chemical or physical

Tearing a piece of paper

A

Physical

34
Q

Chemical or physical

Kicking a football

A

Physical

35
Q

Chemical or physical

Excavating of soil

A

Physical

36
Q

Solid, liquid, gas?

Ordered , definite shape and volume ,slightly compressible , least kinetic energy

A

Solid

37
Q

Solid, liquid, gas?

Disordered , slightly less dense , definite volume , shape of container , slightly compressible , medium kinetic energy

A

Liquid

38
Q

Solid, liquid, gas?

Disordered, lower density , no definite shape and volume , highly compressible , most kinetic energy

A

Gas

39
Q

Absorbs heat

A

Endothermic

40
Q

Release heat

A

Exothermic

Chemistry PAP (3 decks)

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