( Osmolality ( ( is ( ( ( a measure ) ( of ( ( ( the ( total number ) ) ( of ( solute particles ) ) ) ( relative ( to ( ( a ( given mass ) ) ( of solvent ) ) ) ) ) ) ) ( -LRB- ( ( usually water ) -RRB- ) ) ) ) . ) )
(ROOT (S (NP (NNP Osmolality)) (VP (VBZ is) (NP (NP (DT a) (NN measure)) (PP (IN of) (NP (NP (DT the) (JJ total) (NN number)) (PP (IN of) (NP (JJ solute) (NNS particles))) (ADVP (JJ relative) (PP (TO to) (NP (NP (DT a) (VBN given) (NN mass)) (PP (IN of) (ADJP (JJ solvent)))))))) (PRN (-LRB- -LRB-) (NP (RB usually) (NN water)) (-RRB- -RRB-)))) (. .)))
Osmolality is a measure of the total number of solute particles relative to a given mass of solvent (usually water).
(ROOT (S (NP (NNP Osmolality)) (VP (VBZ is) (NP (NP (DT the) (NN ratio)) (PP (IN of) (NP (NP (NNS solutes)) (PP (IN in) (NP (NP (DT a) (NN solution)) (PP (TO to) (NP (NP (DT a) (NN volume)) (PP (IN of) (ADJP (JJ solvent))))))))) (PP (IN in) (NP (DT a) (NN solution))))) (. .)))