Which is a benefit of using synthetic polymers, such as nylon? synthetic polymers are lightweight. synthetic polymers are produced in small quantities. synthetic polymers are biodegradable. synthetic polymers are inexpensive to recycle.

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.