( ( If ( ( a substance ) ( has ( ( one ( acid component ) ) ( for ( each ( base component ) ) ) ) ) ) ) ( , ( it ( ( ( ( is ( said ( to ( be neutral ) ) ) ) and ) ( has ( ( a ( pH value ) ) ( of 7 ) ) ) ) . ) ) ) )
(ROOT (S (SBAR (IN If) (S (NP (DT a) (NN substance)) (VP (VBZ has) (NP (NP (CD one) (JJ acid) (NN component)) (PP (IN for) (NP (DT each) (NN base) (NN component))))))) (, ,) (NP (PRP it)) (VP (VP (VBZ is) (VP (VBN said) (S (VP (TO to) (VP (VB be) (ADJP (JJ neutral))))))) (CC and) (VP (VBZ has) (NP (NP (DT a) (NN pH) (NN value)) (PP (IN of) (NP (CD 7)))))) (. .)))
If a substance has one acid component for each base component, it is said to be neutral and has a pH value of 7.
(ROOT (S (NP (PRP You)) (VP (VBP call) (S (NP (NP (DT a) (NN substance)) (SBAR (WHNP (WDT that)) (S (VP (VBZ is) (RB not) (NP (NP (DT an) (NN acid)) (CC or) (NP (DT a) (NN base))))))) (ADJP (JJ neutral)))) (. .)))