( Students ( ( will ( be ( able ( to ( ( identify matter ) ( as ( pure ( ( substances or ) mixtures ) ) ) ) ) ) ) ) ; ) )
(ROOT (S (NP (NNS Students)) (VP (MD will) (VP (VB be) (ADJP (JJ able) (S (VP (TO to) (VP (VB identify) (NP (NN matter)) (PP (IN as) (NP (JJ pure) (NNS substances) (CC or) (NNS mixtures))))))))) (: ;)))
Students will be able to identify matter as pure substances or mixtures;
(ROOT (S (NP (NNS Elements)) (VP (VBP are) (NP (NP (JJ pure) (NNS substances)) (SBAR (WHNP (WDT that)) (S (VP (VBP make) (ADVP (RB up) (DT all) (NN matter))))))) (. .)))