Flashcards in 20.3 the acid dissociation constant Ka Deck (10):
What does Ka change with?
What does a larger Ka value show?
More dissociation and greater acid strength
What does a strong acid have?
Larger Ka and smaller pKa
What does a weak acid have?
Smaller Ka and larger pKa
Why do wines contain sulphuric acid?
As a preservative
What is the first dissociation of H2SO3?
H2SO3 <=> H+ + HSO3^- to a weak acid
What is the second dissociation of H2SO3?
HSO3^- <=> H+ + SO3^2-
How do dicarboxylic acids dissociate?
One H+ at a time
Do alcohols dissociate?