In the redox reaction below, which is the reducing agent?

mno2 (s) + 4h+(aq) + 2cl (aq) mn2+(aq) + 2h2o(l) + cl2(g)

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.