Modern Chemistry Chapter 15 Acid-Base Titration & pH. Section 1. self-ionization of water occurs when two water molecules produce a hydronium (H 3 O + ) and a hydroxide (OH - ) ion 2 H 2 O H 3 O + + OH -
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2 H2O H3O+ + OH-
[H3O+] [OH-] = 1.0 x 10-14 M
Use this formula to answer problems #1-4 on page 502 of the textbook.
pH = -log [H3O+]
pOH = -log [OH-]
pH + pOH = 14 so
14 – pH = pOH and
14 – pOH = pH
See figure 3 on page on page 503.
See table 3 on page 504.
See table 4 on page 504.
Do problem #1 on page 505.
Do problems #1-4 on page 506.
Do problems #1-4 on page 508.
VaMaeqa = VbMbeqb
Va = volume of acid Vb = volume of base
Ma = molarity of acid Mb = molarity of base
eqa = #H in formula of acid eqb = #OH in formula of base