Tools of the Trade

Question 1

set of principles intended to change our behavior to help sustain a habitable planet

Answer 1

green chemistry

Question 2

uses electromagnetic force compensation to balance the load on the pan

Answer 2

electronic balance, 100-200g capacity, .01-.1 mg readability

Question 3

the mass of the empty vessel

Answer 3

tare

Question 4

how to measure hygroscopic reagents…

Answer 4

use weighing by difference,

Question 5

an upward force exerted on an object in a liquid or gaseous fluid

Answer 5

buoyancy

Question 6

a precisely manufactured glass tube with graduations enabling you to measure the volume of a liquid delivered through a stopcock

Answer 6

buret

Question 7

error that occurs when your eye is not at the same level as the meniscus

Answer 7

parallax error

Question 8

the curved upper surface of a liquid in a glass container

Answer 8

meniscus

Question 9

glassware calibrated to contain a particular volume of a solution at 20*C

Answer 9

volumetric flask