slowly dropping {HEAD ~ a monomer} into {TAIL ~ the water} and dissolving the same to introduce the monomer into the micells 
into
slowly dropping { HEAD ~ a monomer } into { TAIL ~ the water } and dissolving the same to introduce the monomer into the micells
OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH