Question

give reason - the smell of perfume spread in the room ?​

Answer 1

HEY MATE!

HERE IS YOUR ANSWER:

THE REASON FOR THIS IS DIFFUSION.

THE PARTICLES OF PERFUME MOVE FROM A PLACE OF HIGH CONCENTRATION TO A PLACE OF LOW CONCENTRATION.

HOPE IT HELPED ^_^

Answer 2

Answer:

Its due to diffusion and movement of particles in gas.