0 30 40 50 60 70 80 90 "olume of HCI Added (mL) HCl(aq) 2 HB* (ag) + Cl¯(ag) e for an aqueous solution of a weak base, B, with H Following boct octimatoc tho nK of HR+2

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Question 62
14
12
10
8
6.
4
10 20 30 40 50
60 70 80 90
Volume of HCI Added (mL)
B(aq) + HC1(aq) 2 HB*(aq) + Ci (ag)
The graph above shows the titration curve for an aqueous solution of a weak base, B, with HCl as the
titrant. Based on the graph, which of the following best estimates the pK, of HB*?
A
12.0
В
10.8
6.0
D
1.8
CO
Hd
Transcribed Image Text:Question 62 14 12 10 8 6. 4 10 20 30 40 50 60 70 80 90 Volume of HCI Added (mL) B(aq) + HC1(aq) 2 HB*(aq) + Ci (ag) The graph above shows the titration curve for an aqueous solution of a weak base, B, with HCl as the titrant. Based on the graph, which of the following best estimates the pK, of HB*? A 12.0 В 10.8 6.0 D 1.8 CO Hd
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