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Find the pH during the titration of 20.00 mLof 0.1000 M
Chapter 20, Problem 42P(choose chapter or problem)
QUESTION:
Problem 42P
Find the pH during the titration of 20.00 mLof 0.1000 M triethylamine. (CH3CH2)3N (Kb = 5.2×10–4), with 0.1000 M HCl solution after the following additions of titrant:
(a) 0 mL
(b) 10.00 mL
(c) 15.00 mL
(d) 19.00 mL
(e) 19.95 mL
(f) 20.00 mL
(g) 20.05 mL
(h) 25.00 mL
Questions & Answers
QUESTION:
Problem 42P
Find the pH during the titration of 20.00 mLof 0.1000 M triethylamine. (CH3CH2)3N (Kb = 5.2×10–4), with 0.1000 M HCl solution after the following additions of titrant:
(a) 0 mL
(b) 10.00 mL
(c) 15.00 mL
(d) 19.00 mL
(e) 19.95 mL
(f) 20.00 mL
(g) 20.05 mL
(h) 25.00 mL
ANSWER:
Step 1 of 8
(a)
In the question, the weak base is titrated with strong acid. Since no acid is added the pH will be of only triethylamine.