Question

the smell of perfume gradually spread across a room due to _______​

Answer 1

Answer:

The smell of perfume gradually spread across the room due to diffusion. Diffusion is the process in which particles move from the region of higher concentration to that of lower concentration

Explanation:

please mark brainliest answer is diffusion

Answer 2

Answer:

the smell of a perfume spray gradually spreads across a room due the process of DIFFUSION.

Explanation:

diffusion is a process in which particles flow from their region of higher concentration  to a region of lower concentration.