Question

What is the exact definition of diffusion? Explain with example.

Answer 1

the process in which molecules and atoms move from a region of high concentration to low concentration
eg-smell of food being cooked in kitchen reaches to our nose

Answer 2

The movement of molecule from their higher to lower concentration is called diffusion
eg. if a bottle containing some volatile perfume it open in the corner of room it spread througout the room in few seconds . hope it will help uh....