Balancing equations

Fe+ ? H2SO4 ?Fe2(SO4)3+ ? H2 7th grade

Select all of the methods through which a drug can enter your body. injection swallowing inhalation absorption

The chemical formula for emerald is be3al2(sio3)6.an emerald can be decided as

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.