Able to be dissolved (7)
I believe the answer is:
soluble
'able to be dissolved' is the definition.
(I've seen this before)
This is the entire clue.
(Other definitions for soluble that I've seen before include "Dissolvable" , "Lobules (anag)" , "Capable of being solved (in water?)" , "Able to be dissolved" , "Aspirin (or problems) may be" .)