Acid Base Titration
Chapter 18-2
Dr. Robert Belford & Xiaomin Tu
Question 1
How many milliliters of 0.0750M NaOH are required to titrate 50.0ml of 0.025M HCl?
(A)
13.3
(B)
16.7
(C)
20.0
(D)
25.0
Hint
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Question 2
How many milliliters of the same NaOH are needed to titrate 25.0ml of HCl solution that has1.85g of HCl per liter?
(A)
16.9
(B)
20.0
(C)
25.0
(D)
26.7
Hint
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Question 3
How many milliliters of the same NaOH are needed to titrate 20.0ml of 0.050M HBr?
(A)
13.3ml
(B)
16.7ml
(C)
20.3ml
(D)
25.0ml
Hint
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Question 4
Calculate the pH of the solution formed when 20.0ml of 0.100M NaOH is added to 40.0ml of 0.100M of HC
2
H
3
O
2
. K
a
=1.8x10
-5
(A)
2.56
(B)
3.66
(C)
4.74
(D)
5.55
Hint
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Question 5
Calculate the pH at the equivalence point in the titration of 50.0ml of 0.20M HC
2
H
3
O
2
with 0.05M NaOH. Ka=1.8x10
-5
(A)
8.68
(B)
9.45
(C)
10.10
(D)
11.93
Hint
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Question 6
Determine the pH when 50.0ml of 0.010M NaOH is added to 40.0ml of 0.010M HC
2
H
3
O
2
.
(A)
8.05
(B)
9.15
(C)
10.25
(D)
11.05
Hint
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