J- Perfume evaporates off a woman's skin, and is smelled by someone several feet away.

The key concepts would be, 2 Diffusion, 3 Dissolving, and 4 Latent Heat.
The perfume would spread throughout the particles in the air. Which would be diffusion.
The skin would absorb the chemical of the perfume. Which would be latent heat.
The perfume would go up your nose and dissolve. Which would be Dissolving.