Aperfume bottle is dropped in the corner of a room. the odor of the perfume can be detected on the other side of the room. which statement best describes this observation?

particles are moving from regions of high concentration to low concentration.
particles are moving from regions of low concentration to high concentration.
particles are moving through a small opening into a smaller volume.
particles are moving through a small opening into a larger volume.

A

explanation :

the answer is b & c i believe : )

in chemistry, adhesion and cohesion are attractive forces that exist between molecules. they hold the molecules together from each other. they are different in that adhesive force exists between molecules of different substance while cohesive force happens between molecules of same substance.

adhesion between water and glass causes water molecules at the edge of water and glass interface to climb up the wall in a narrow glass tube. this is called capillary action. cohesion is what gives glass its shape and causes water to form a droplet.