Assertion: acid rain's acid | /r/CapableOf | undergo one or two dissociations
Facets:
value: depending on the ph. each dissociation
type: OTHER
Source sentences:
text: A diprotic acid (here symbolized by H 2 A) can undergo one or two dissociations depending on the pH. Each dissociation has its own dissociation constant, K a1 and K a2 .