Question

pls tell me the answer question is there in the picture

Answer 1

heya folk !!

the experiment presented is sublimation

the apparatus is cotton


HOPE THIS HELPS U

Answer 2

Hello...

In this figure, the apparatus if sublimation process has been shown.
There is a question to label the arrow...
The upper arrow will be - Cotton.

As, in the process of sublimation, we see that iodine has been submiled and this process goes like this ----- Take a little amount to iodine , keep it over a Bunsen burner. Then close the open hole of the flask with a cotton.

Hope it helps you.
Thank you
@pakhi6