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Author Question: A 50.00-mL solution of 0.0680 M trimethylamine (Kb = 6.5 105) is titrated with a 0.0153 M solution ... (Read 66 times)

aabwk4

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Question 1

A 50.00-mL solution of 0.0423 M acetic acid (Ka = 1.8 × 10–5) is titrated with a 0.0249 M solution of sodium hydroxide as the titrant. What is the pH of at the equivalence point? (Kw = 1.00 × 10–14)

8.47
5.53
4.74
10.73
9.26

Question 2

A 50.00-mL solution of 0.0680 M trimethylamine (Kb = 6.5 × 10–5) is titrated with a 0.0153 M solution of hydrochloric acid as the titrant. What is the pH of the base solution after 20.82 mL of titrant have been added? (Kw = 1.00 × 10–14)

11.32
12.83
4.19
10.74
3.26


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Marked as best answer by aabwk4 on Mar 21, 2021

lou

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aabwk4

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Reply 2 on: Mar 21, 2021
:D TYSM


ashely1112

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

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