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biochem lab > lab apparatus and set up > Flashcards

lab apparatus and set up Flashcards

1
Q

used to heat or boil substances over a Bunsen burner flame or hot plate.

A

Erlenmeyer flask

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2
Q

Used for moving small amounts of liquid from place to place

A

Dropper

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3
Q

Used as a container for dry chemicals prior to weighing

A

weighing boat

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4
Q

Used for moving small amounts of solid from place to place.

A

spatula

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5
Q

Used to draw dry chemicals from the reagent bottles.

A

spatula

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6
Q

3 types of spatula

A

elongated
stainless
porcelain

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7
Q

simple container for liquids, very commonly used in laboratories

A

beaker

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8
Q

used to accurately measure volumes of chemicals for use in reactions

A

graduated cylinder

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9
Q

used to target liquids into any container so they will not be lost or spilled.

A

glass funnel

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10
Q

used in suction filtration.

A

Buchner funnel

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11
Q

used mainly for cleaning test tubes

A

test tube brush

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12
Q

A clear, cylindrical glass tube usually open at one end and rounded at the other, used in laboratory experimentation

A

test tube

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13
Q

Used to hold test tubes while reactions happen in them or while they are not needed.

A

test tube holder

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14
Q

Used to hold items being heated.

A

iron ring

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15
Q

can be used so that items may be placed above the lab table for heating by bunsen burners or other items.

A

clamps or ring

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16
Q

used in chemistry as a surface to evaporate a liquid, or as a cover for a beaker.

A

watch glass

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17
Q

used to hold solids when being weighed or transported.

A

watch glass

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18
Q

used to heat and evaporate liquids.

A

evaporating dish

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19
Q

Used to hold glasswares when they are hot and untouchable

A

tongs or holder

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20
Q

three- legged platform used to support flasks and beakers.

A

tripod

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21
Q

used to hold crucibles when they are being heated.

A

clay triangle

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22
Q

placed on top of the tripod to provide a flat base for glassware.

A

wire gauge

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23
Q

piece of laboratory equipment used to hold things and is placed in an iron stand to elevate other equipment

A

iron clamp

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24
Q

used by chemists to add liquid to an existing system of apparatus.

A

thistle tube

25
Q

used to incubate samples in water at a constant temperature over a long period of time

A

water bath

26
Q

laboratory equipment made from a container filled with heated water

A

water bath

27
Q

generally used to heat glassware or its contents.

A

hot plates

28
Q

Some hot plates also contain a__, allowing the heated liquid to be stirred automatically.

A

magnetic stirrer

29
Q

Used to produce an open flame

A

alcohol lamp

30
Q

are preferred for some uses over Bunsen burners for safety purposes, and in laboratories where natural gas is not available.

A

alcohol lamp

31
Q

a common piece of laboratory equipment that produces a single open gas flame, which is used for heating, sterilization, and combustion.

A

bunsen burner

32
Q

spreads out the heat in the Bunsen burner over a large area

A

wingtop or fishtail

33
Q

Used to bend glass in glass manipulation process.

A

fishtail

34
Q

is an air and gas device much like the Bunsen, but with extra adjustments that provide for better temperature control and flame size

A

tirril burner

35
Q

Has a gas regulator

A

tirril burner

36
Q

A laboratory burner that produces multiple open gas flames, used for heating, sterilization, and combustion.

A

meker-fisher burner

37
Q

It is used when laboratory work requires a hotter flame than produced by a Bunsen burner.

A

meker fisher burner

38
Q

Used for mixing liquids or solids and liquids

A

stirring rod

39
Q

is used to connect other pieces of lab equipment.

A

glass tubing

40
Q

It can be cut, bent and stretched for a variety of uses.

A

glass tubing

41
Q

often connected to a condenser, which is a laboratory tool used in the process of distillation.

A

rubber tubing

42
Q

helps cool water to flow in and out of the condenser and helps the heated water vapor in the condenser return to its liquid state.

A

rubber tubing

43
Q

Used in a distillation set-up

A

adapter

44
Q

It connects to the lower end of the condenser and serves to direct the distilled liquid into the receiving flask.

A

adapter

45
Q

Used to take temperature of solids, liquids, and gases.

A

thermometer

46
Q

also known as droppers or eye droppers, are used to transfer small quantities of liquids.

A

pasteur pipettes

47
Q

They are usually glass tubes tapered to a narrow point, and fitted with a rubber bulb at the top.

A

pasteur pipette

48
Q

instrument used to measure mass very precisely

A

triple beam balance

49
Q

container that can withstand very high temperatures and is used for metal

A

crucible

50
Q

The process of separating components of a
mixture based on different boiling points.

A

distillation set up

51
Q

process whereby atoms or molecules in a liquid state (or solid-state if the substance sublimes) gain sufficient energy to enter the gaseous state.

A

evaporation set up

52
Q

process of separating suspended solid matter from a liquid, by causing the latter to pass through the pores of some substance, called a filter.

A

filtratio set up

53
Q

gas produced in a chemical reaction can be collected by __

A

water displacement

54
Q

is a separation process consisting of the separation of a substance from a matrix.

A

extraction set up

55
Q

a substance changes from a solid to a gas without ever passing through a liquid phase.

A

sublimation set up

56
Q

Dry ice, solid CO2 is an example of

A

sublimation

57
Q

The process of collecting a gas produced by a chemical reaction

A

gas set up collection

58
Q

Gas may be liquefied and separate.

A

distillation

biochem lab (5 decks)

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