|
|
|
|
|
|
|
|
|
|
|
|
Mass out the ziploc bags.
|
|
Pour components in beaker filled with water, and stir.
|
|
Filter out components and water over another beaker.
|
|
Pour water in new beaker and heat on hot plate.
|
|
Empty contents of filter in new beaker.
|
|
|
|
|
|
|
|
|
|
|
Put the mothballs in water, place in fume hood, and wait for solidifying.
|
|
Put the poppy seeds and sand mixture into water.
|
|
Take out and and pour the beaker full of poppy seeds into filter and proceed with vacuum filtration.
|
|
Once the water on the hot plate evaporates, empty salt into bag.
|
|
Put mothballs in alcohol, place in fume hood, and wait for dissolving.
|
|
|
|
|
|
|
|
|
|
|
Separate poppy seeds from beaker with forceps.
|
|
Vacuum filter the poppy seed and water mixture.
|
|
Vacuum filter the sand and water mixture.
|
|
Vacuum filter the mothball-alcohol mixture.
|
|
Remove the filter paper and dry in the incubator oven.
|
|
|
|
|
|
|
|
|
|
| |
| |
|
To calculate the mass of all the components, subtract the mass of the bag with the components inside from the mass of the bag.
|
|
Mass out the dry filter paper with mothball in it.
|
|
Mass out a dry piece of filter paper.
|
|
|
|
|
|
|
|
|
|
| |
| |
| |
| |
| |
|
|
|
|
|
|
|
|
|
| |
| |
| |
| |
| |
|
|
|
|
|
|
|
|
|
| |
| |
| |
| |
| |
|
|
|
|
|
|
|
|
|
|
Chemistry
