Why is it necessary to wear safety goggles and a lab apron while performing experiments in the lab?

Answer,googles helps that no chemical will come into contact with your eyes while an apron prevent your clothes being in touch with your clothes

Explanation:

wear a lab coat

read any safety information, such as the SDS before he begins the experiment

wear goggles

Explanation:

my brain:)

answer; i believe that the correct answer is (a) potassium(k)

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.