( ( 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 (SBAR (IN If) (S (NP (DT a) (NN substance)) (VP (VBZ has) (NP (DT a) (NN ph) (NN value)) (NP (QP (JJR greater) (IN than) (CD 7)))))) (, ,) (NP (DT that)) (VP (VBZ indicates) (SBAR (IN that) (S (NP (PRP it)) (VP (VBZ is) (NP (NN base)))))) (. .)))
If a substance has a ph value greater than 7,that indicates that it is base.