Calculate the change in pH when 75.0 mL of a 0.620 M
solution of NaOH is...
Calculate the change in pH when 75.0 mL of a 0.620 M
solution of NaOH is added to 1.00 L of a solution that is 1.00
M in sodium acetate and 1.00 M in acetic
acid.
Calculate the change in pH when 55.0 mL of a 0.620 M solution of
NaOH is added to 1.00 L of a solution that is 1.00 M in sodium
acetate and 1.00 M in acetic acid.
Calculate the change in pH when 49.0 mL of a 0.700 M solution of
NaOH is added to 1.00 L of a solution that is 1.00 M in sodium
acetate and 1.00 M in acetic acid.
Calculate the change in pH when 64.00 mL of a 0.575 M solution
of NaOH is added to 1.00 L of a solution that is 1.00 M in sodium
acetate and 1.00 M in acetic acid.
1) Calculate the change in pH when 49.0 mL of a 0.780 M
solution of NaOH is added to 1.00 L of a solution that is 1.00
M in sodium acetate and 1.00 M in acetic
acid.
2) Calculate the pH of 100.0 mL of a buffer that is 0.0650
M NH4Cl and 0.110 M NH3 before and after the
addition of 1.00 mL of 6.00 M HNO3.
calculate: pH before and ph After
Calculate the pH change when 10. mL of 3.0 M NaOH is added to
500. mL of the following:
(a) pure water
(b) 0.10 M CH3COO-
(c)0.10 M CH3COOH
(d)a solution that is 0.10 M CH3COO- and 0.10 M CH3COOH
Calculate the pH change that results when 11 mL of 5.8
M NaOH is added to 776 mL of each the following solutions.
(See the appendix.)
pKa = 9.25
Ka = 5.6e-10
(c) 0.10 M NH3
Calculate the pH change when 5.0 mL of 5.0-M NaOH is added to
0.500 L of a solution of:
(The pKa for acetic acid is 4.74.)
a) 0.50-M acetic acid and 0.50-M
sodium acetate.
pH change = _____
b) 0.050-M acetic acid and
0.050-M sodium acetate.
pH change = ______
c) 0.0050-M acetic acid and
0.0050-M sodium acetate.
pH change = _______
Calculate the pH of a solution prepared by mixing a) 25.0 mL of
0.512 M NaOH and 34.0 mL of 0.187 M HCl b) 46.0 mL of 0.235 M KOH
and 50.0 mL of 0.420 M HC3H5O2 c) 400 mL of 0.250 M NH3 and 250 mL
of 0.120 M HCl
Calculate the pH of a solution prepared by mixing
a) 25.0 mL of 0.512 M NaOH and 34.0 mL of 0.187 M HCl
b) 46.0 mL of 0.235 M KOH and 50.0 mL of 0.420 M
HC3H5O2
c) 400 mL of 0.250 M NH3 and 250 mL of 0.120 M
HCl
What will be the pH
change when 20.0 mL of 0.100 M NaOH is added to 80.0 mL of a buffer
solution consisting of 0.169 M NH3 and
0.188 M NH4Cl? (Assume that there is no
change in total volume when the two solutions mix.)
pKa = 9.25