Question

Camphor disappears with out leaving any residue, why?

Answer 1

because camphor is a sublime substance it is converted from solid to gas this process is called sublimation

Answer 2

Hi there!!!!

Here is your answer...
Camphor disappears without leaving any residue because it is a sublime. It changes directly to gaseous without changing into liquid and this process is known as sublimation.

Hope this helped you.... : )