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Chemistry > Chapters 1 & 2 > Flashcards

Chapters 1 & 2 Flashcards

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0
Q

Physical extensive

A

Dependent

Mass, volume and length

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1
Q

What indications tell you a chemical change has taken place?

A

Change in color, change in odor, change in temperature, formation of gas & formation of precipitate

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2
Q

Physical intensive and examples

A

Independent

Color, odor, melting point, boiling point and density

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3
Q

Boiling point (E or I)

A

Intensive

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4
Q

Volume (E or I)

A

Extensive

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5
Q

Density (E or I)

A

Intensive

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6
Q

Odor (E or I)

A

Intensive

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7
Q

Sugar water (P or C)

A

Physical

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8
Q

Aka seltzer in water (P or C)

A

Chemical, forms gas

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9
Q

Melting ice (P or C)

A

Physical

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10
Q

Firecracker exploding (P or C)

A

Chemical, change in odor and color, gas forms

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11
Q

Baking a cake (C or P)

A

Chemical, all

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12
Q

Digging dirt (C or P)

A

Physical

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13
Q

Heterogeneous mixtures

A

Can separate, more than one thing

Ex. Sand, salad

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14
Q

Homogeneous mixture

A

Same though out

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15
Q

Concrete (He, Ho, C, or E)

A

Heterogeneous Mixture

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16
Q

Sodium (He, Ho, C, or E)

A

Compound

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17
Q

Baking soda (He, Ho, C, or E)

A

Compound

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18
Q

Table salt (He, Ho, C, or E)

A

Compound

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19
Q

Aluminum (He, Ho, C, or E)

A

Element

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20
Q

Gravel (He, Ho, C, or E)

A

Heterogenous mixture

21
Q

Brass (He, Ho, C, or E)

A

Homogeneous mixture

22
Q

Milk (He, Ho, C, or E)

A

Heterogenous mixtures

23
Q

Apple (He, Ho, C, or E)

A

Heterogeneous mixture

24
Q

Soft drink (He, Ho, C, or E)

A

Heterogeneous mixture

25
Q

Steel (He, Ho, C, or E)

A

Homogeneous mixture

26
Q

Lithium (He, Ho, C, or E)

A

Element

27
Q

Conductivity (PI, PE, or C)

A

Physical intensive

28
Q

Combustibility (PI, PE, or C)

A

Chemical

29
Q

Resistance to acids (PI, PE, or C)

A

Chemical

30
Q

Length (PI, PE, or C)

A

Physical Extensive

31
Q

Brittleness (PI, PE, or C)

A

Physical intensive

32
Q

Malleability (PI, PE, or C)

A

Physical Intensive

33
Q

Shape (PI, PE, or C)

A

Physical extensive

34
Q

Melting point (PI, PE, or C)

A

Physical intensive

35
Q

Odor (PI, PE, or C)

A

Physical intensive

36
Q

Silver tarnishing (P or C)

A

Chemical, change in color

37
Q

Wood burning (P or C)

A

Chemical, odor change

38
Q

Food spoiling (P or C)

A

Chemical, odor change

39
Q

Melting butter (P or C)

A

Physical

40
Q

Soap scum around the tub (P or C)

A

Chemical, forms precipitate

41
Q

What’s the formula for density?

A

D=m/v

42
Q

What is the function of a graduated cylinder?

A

Measure volume in mL

43
Q

Corrosive

A

Tending to cause chemical deterioration

44
Q

Volatile

A

Readily

45
Q

Hazardous

A

Dangerous

46
Q

Acidic

A

Corrosive chemical with a pH lower than 7

47
Q

How do you properly dispose of the chemicals after the lab?

A

Procedure & teacher instruction

48
Q

List the three states of matter in order of increasing kinetic energy

A

Solid, liquid and gas

49
Q

What are 2 ways you could physically separate a solution of 2 clear liquids?

A

Evaporation or freezing

50
Q

What is matter?

A

Anything that has mass or takes up space

51
Q

What is not matter?

A

Sound, light & heat

Chemistry (3 decks)

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