chemistry lab

Question 1

scientific or technological research, experiment and measurement may be performed

Answer 1

laboratory

Question 2

frequently used as heat source in the absence of flammable liquid

Answer 2

Bunsen burner

Question 3

used for measuring mass in large amounts

Answer 3

top-loading balance

Question 4

used to measure mass in small amounts with high accuracy

Answer 4

analytical balance

Question 5

to cover the mouth of the test tube

Answer 5

cork

Question 6

to hold and mix small amount of liquids

Answer 6

test tubes

Question 7

to hold test tubes especially when theyre hot

Answer 7

test tube holder

Question 8

used to hold hot crucibles and beakers

Answer 8

crucible tongs

Question 9

hold, mix an heat liquids (not for measuring)

Answer 9

beakers

Question 10

hold and mix chemicals (narrow mouth to mix without spilling)

Answer 10

erlenmeyer flask

Question 11

reaction flask ( the bottom part is made up of inert glass material that can withstand high pressure and temperature)

Answer 11

round-bottom flask

Question 12

used to measure precise volume of liquid

Answer 12

graduate cylinder

Question 13

prepare solutions with accurate volume

Answer 13

volumetric flask

Question 14

used to measure accurate volume of liquid

Answer 14

measuring pipette

Question 15

hold chemicals when heating at very high temperature

Answer 15

crucible

Question 16

used to heat

Answer 16

evaporating dish

Question 17

used to hold solids when they are weighed or to cover beakers

Answer 17

watch glass

Question 18

used with ring stand to hold glassware

Answer 18

ring clamp

Question 19

used to hold or clamp laboratory glassware in place

Answer 19

ring stand

Question 20

support container on ring clamp while being heated

Answer 20

wire gauze

Question 21

separate various components of a fluid by spinning the fluid at high speed within a container

Answer 21

centrifuge