What is the pH at the equivalence point.
Titrations and Buffers

Quiz
•
Chemistry
•
12th Grade
•
Hard
Charles Martinez
Used 1+ times
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The pH is ~4.5
The pH is ~6.0
The pH is ~8.5
The pH is ~12.0
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Titration of a strong acid with a strong base (SA/SB)
Titration of a weak acid with a strong base (WA/SB)
Titration of a strong base with a strong acid (SB/SA)
Titration of a weak base with a strong acid (WA/SB)
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
CH3COOH is titrated with NaOH. What is the pH at the equivalence point and what would be a good indicator to choose?
pH = 5
methyl red
pH = 5
phenolphthalein
pH = 9
methyl red
pH = 9
phenolphthalein
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The pH of the solution at the buffer region (when equal concentrations of weak acid and conjugate base are present) is
2.86
4.75
8.77
12.01
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If phenolphthalein turns pale pink, it indicates
a solution with a pH less than 8.2
a solution with a pH between 8.2 and 10.0
a solution with a pH greater than 10.0
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
From the list of indicators shown, the one that is suitable for first equivalence point is
bromothymol blue
bromocresol green
orange (IV)
phenolphthalein
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Which combination of solutions would produce the titration curve shown below?
H2SO3 + KOH
CH3COOH + KOH
Na2CO3 + HBr
NH3 + HBr
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