Which of the following is a characteristic of solids?
contain particles that are motionless and held in set positions
possess a fixed boiling point
are generally compressible
can exist as crystals with a repeating 3-d pattern

Which of the following warnings would an agricultural chemist tell a farmer who wants to recycle his or her own ammonia? recycling ammonia is a difficult process that sometimes takes weeks. recycling ammonia requires a degree in biochemistry or a related field. recycling ammonia can be harmful because it is highly flammable and toxic. recycling ammonia costs too much money considering the price of the necessary chemicals.