( It ( ( ( reacts ( with acids ) ) ( to ( make ( carbon dioxide ) ) ) ) . ) )
(ROOT (S (NP (PRP It)) (VP (VBZ reacts) (PP (IN with) (NP (NNS acids))) (S (VP (TO to) (VP (VB make) (NP (NN carbon) (NN dioxide)))))) (. .)))
It reacts with acids to make carbon dioxide.
(ROOT (S (NP (NNP Carbon) (NN dioxide)) (ADVP (RB chemically)) (VP (VBP weather) (NP (NNS rocks)) (PP (IN by) (S (VP (VBG creating) (NP (NNS acids)))))) (. .)))