( ( When ( ( a substance ) ( has ( dissolved ( in water ) ) ) ) ) ( ( -LRB- ( ( making ( a solution ) ) -RRB- ) ) ( , ( it ( ( ( has generally ) ( been ( divided ( to ( ( a size ) ( where ( it ( actually ( fits ( between ( the ( water molecules ) ) ) ) ) ) ) ) ) ) ) ) . ) ) ) ) )
(ROOT (S (SBAR (WHADVP (WRB When)) (S (NP (DT a) (NN substance)) (VP (VBZ has) (VP (VBN dissolved) (PP (IN in) (NP (NN water))))))) (PRN (-LRB- -LRB-) (S (VP (VBG making) (NP (DT a) (NN solution)))) (-RRB- -RRB-)) (, ,) (NP (PRP it)) (VP (VBZ has) (ADVP (RB generally)) (VP (VBN been) (VP (VBN divided) (PP (TO to) (NP (NP (DT a) (NN size)) (SBAR (WHADVP (WRB where)) (S (NP (PRP it)) (ADVP (RB actually)) (VP (VBZ fits) (PP (IN between) (NP (DT the) (NN water) (NNS molecules))))))))))) (. .)))
When a substance has dissolved in water (making a solution), it has generally been divided to a size where it actually fits between the water molecules.
(ROOT (S (NP (NP (NNP Water)) (PP (CC plus) (NP (JJ other) (NNS substances)))) (VP (VBZ makes) (NP (DT a) (PRN (-LRB- -LRB-) (NP (NN n)) (-RRB- -RRB-)) (NN solution))) (. .)))