biology

1. Acids, Bases and the pH Scale

2. Acids, Bases and the pH Scale
1) When an ionic
compound, such
as NaCl forms a
solution with
________, water
the
compounds break
apart and form
ions.

3. Acids, Bases and the
pH Scale
2) Water sometimes breaks apart into ions as
well, at a rate of 1 in 550 million molecules
of water.

4. equal
3) When solutions contain ______ amounts of
OH- and H+, they are considered _________.
neutral

5. Acids, Bases and the
pH Scale
H+
4) When solutions contain more ______ than OH-,
acidic
they are considered _________.
OH-basic
5) When solutions contain more ______ than H+,
they are considered _________.

6. Acidic Neutral Basic
That’s Basic-ally it!! (Ha Ha)

8. Acids, Bases and the
pH Scale
5) We use a scale to represent
the concentration of H+ ions
in solution. We call this the
_____________.
pH scale
a) “p” stands for
potential
____________.
b) “H” stands for
hydrogen
____________.

11. Acid Rain Effects

12. Acids, Bases and the
pH Scale
Buffers bases acids
6) _________ are weak ______ or ______
that react with strong acids and bases to
prevent a change in pH.
7) Most cellular fluids must remain at
6.5-7.5
_________ or chemical reactions will be
affected.