( ( ( The ( large number ) ) ( of ( ( hydrogen bonds ) ( formed ( by water ) ) ) ) ) ( ( ( not only ) ( ( ( ( ( account ( for ( its ( liquid form ) ) ) ) ( at ( ( room temperature ) ( -LRB- ( ( as ( opposed ( to ( being ( a gas ) ) ) ) ) -RRB- ) ) ) ) ) , ) but ) ( ( endow water ) ( with ( a ( ( very large ) ( heat capacity ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NP (DT The) (JJ large) (NN number)) (PP (IN of) (NP (NP (NN hydrogen) (NNS bonds)) (VP (VBN formed) (PP (IN by) (NP (NN water))))))) (VP (CONJP (RB not) (JJ only)) (VP (VBP account) (PP (IN for) (NP (PRP$ its) (JJ liquid) (NN form))) (PP (IN at) (NP (NP (NN room) (NN temperature)) (PRN (-LRB- -LRB-) (SBAR (IN as) (S (VP (VBN opposed) (PP (TO to) (S (VP (VBG being) (NP (DT a) (NN gas)))))))) (-RRB- -RRB-))))) (, ,) (CC but) (VP (VBD endow) (NP (NN water)) (PP (IN with) (NP (DT a) (ADJP (RB very) (JJ large)) (NN heat) (NN capacity))))) (. .)))
The large number of hydrogen bonds formed by water not only account for its liquid form at room temperature (as opposed to being a gas), but endow water with a very large heat capacity.
(ROOT (S (NP (NNP Hydrogen)) (VP (VBZ is) (PP (IN in) (NP (NP (NN gas) (NN form)) (PP (IN at) (NP (NN room) (NN temperature)))))) (. .)))