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Author Question: A solution contains 0.250 M HA (Ka = 1.0 106) and 0.45 M NaA. What is the pH after 0.29 mole of HCl ... (Read 77 times)

dejastew

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Question 1

A solution containing 10. mmol of and 5.0 mmol of is titrated with 1.5 M HCl. What total volume of HCl must be added to reach the second equivalence point?

10.0 mL
6.7 mL
3.3 mL
16.7 mL
21.7 mL

Question 2

A solution contains 0.250 M HA (Ka = 1.0 10–6) and 0.45 M NaA. What is the pH after 0.29 mole of HCl is added to 1.00 L of this solution?

0.54
7.47
5.47
2.09
8.53


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Marked as best answer by dejastew on Mar 21, 2021

Madisongo23

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dejastew

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Reply 2 on: Mar 21, 2021
Great answer, keep it coming :)


milbourne11

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Reply 3 on: Yesterday
Excellent

 

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