Identify the most and the least acidic compound in each of the following sets. Leave the remaining answer in each set blank. a) oxalic acid: acetic acid: formic acid: b) 2-chlorobutanoic acid: 4-chlorobutanoic acid: 3-chlorobutanoic acid: c) p-cyanobenzoic acid: benzoic acid: p-aminobenzoic acid:

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.