21.2- THE pH SCALE Flashcards
1
Q
What does the acidity of a solution depend on?
A
concentration of H+(aq)
2
Q
Equation for pH of acid?
A
pH= -log[H+(aq)]
3
Q
What does a smaller pH show about the concentration of H+(aq)?
A
greater the concentration of H+
4
Q
What does a difference one pH number mean for the difference in [H+]?
A
tenfold difference in [H+]
5
Q
What are strong acids?
A
dissociate completely
