A 25.0−mL solution of 0.100 M CH3COOH is titrated with a 0.200 M
KOH solution. Calculate...
A 25.0−mL solution of 0.100 M CH3COOH is titrated with a 0.200 M
KOH solution. Calculate the pH after the following additions of the
KOH solution
(a) 10.0 mL
(b) 12.5 mL
(c) 15.0 mL
Solutions
Expert Solution
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A 25.0 mL solution of 0.100 M CH3COOH is titrated with a 0.200 M
KOH solution. Calculate the pH after the following additions of the
KOH solution: (a) 0.0 mL, (b) 5.0 mL, (c) 10.0 mL, (d) 12.5 mL, (e)
15.0 mL. (25 points)
A 25.0 mL solution of 0.100 M CH3COOH is titrated with a 0.200 M
KOH solution. Calculate the pH after the following additions of the
KOH solution: (a) 0.0 mL, (b) 5.0 mL, (c) 10.0 mL, (d) 12.5 mL, (e)
15.0 mL. (25 points)
A 25.0-mL solution of 0.100 M acetic acid is titrated with a
0.200 M KOH solution. Calculate the pH after the following
additions of the KOH solution:
a) 0.0 mL b) 5.0 mL c) 10.0 mL d) 12.5 mL e) 15.0 mL
25.0 mL of a 0.100 M HCN solution is titrated with
0.100 M KOH. Ka of HCN=6.2 x 10^-10.
a)What is the pH when 25mL of KOH is added (this is the equivalent
point).
b) what is the pH when 35 mL of KOH is added.
30.0 mL of 0.100 M H2CO3 is titrated with 0.200 M KOH. Calculate
the initial pH before KOH has been added. ka = 4.3 x 10-7.
Calculate the pH when 10.0 mL of a .200M KOH is added to 30.0 mL of
0.100 M H2CO3. ka = 4.3 x 10-7. Calculate the equivalence point and
then calculate the pH at the equivalence point. Calculate the pH if
20.0 mL of 0.200 M KOH is added to 30.0 mL of 0.100...
A 26.0−mL solution of 0.120 M CH3COOH is titrated with a 0.220 M
KOH solution. Calculate the pH after the following additions of the
KOH solution:
(a) 0.00 mL
(b) 5.00 mL
A 40.0-mL sample of 0.100 M HNO2 is titrated with 0.200 M KOH.
Calculate:
a.the volume required to reach the equivalence point
b.the pH after adding 15.00 mL of KOH
c.the pH at one-half the equivalence point
A 83.0 mL sample of 0.0500 M HNO3 is titrated
with 0.100 M KOH solution. Calculate the pH after the following
volumes of base have been added.
(a) 11.2 mL
pH = _________
(b) 39.8 mL
pH = __________
(c) 41.5 mL
pH = ___________
(d) 41.9 mL
pH = ____________
(e) 79.3 mL
pH = _____________
A 20.00 mL solution of 0.100 M HCOOH (formic) was titrated with
0.100 M KOH. The Ka for the weak acid formic is 1.40 x 10-5. a.
Determine the pH for the formic prior to its titration with KOH. b.
Determine the pH of this solution at the ½ neutralization point of
the titration. c. Identify the conjugate acid-base pair species at
the ½ neutralization point.
A 27 mL solution of .100 M CH3COOH is titrated with a .220 M KOH
solution. Calculate the pH after the following additions of the KOH
solution:
a) 0 mL
b) 5 mL