Describe one property of sand that would enable the student to separate the sand from
the other components in mixture b.

Sand, unlike ammonium chloride is insoluble in water

Explanation:

Unlike ammonium chloride , sand does not dissolve in water so. So sand can be separated from the mixture by just filtering the mixture, and the sand would be the residue that can be dried and the ammonium chloride solution would be the filtrate.

radioactive decay occurs in unstable atomic nuclei – that is, ones that don't have enough binding energy to hold

the nucleus together due to an excess of either protons or neutrons.

smooth muscle is composed of involuntary muscles found within the walls of organs and structures such as the esophagus, stomach, intestines, and blood vessels. those muscles push materials like food or blood through organs. unlike skeletal muscle, smooth muscle can never be under your control.