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Author Question: If 25 mL of 0.20 M NaOH(aq) is added to 50 mL of 0.10 M aqueous HC2H3O2 (Ka = 1.8 10-5), what is the pH? (Read 141 times)

genevieve1028

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Question 1

How will addition of sodium chloride affect the pH of a HCl(aq) solution?
◦ It will lower the pH.
◦ The pH will not change.
◦ The solution becomes hotter.
◦ The pH cannot be measured.
◦ It will raise the pH.

Question 2

If 25 mL of 0.20 M NaOH(aq) is added to 50 mL of 0.10 M aqueous HC2H3O2 (Ka = 1.8 × 10-5), what is the pH?
◦ 5.33
◦ 10.21
◦ 8.78
◦ 13.56
◦ 1.34


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Marked as best answer by genevieve1028 on Jul 8, 2021

steff9894

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genevieve1028

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Reply 2 on: Jul 8, 2021
Wow, this really help


chereeb

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Reply 3 on: Yesterday
:D TYSM

 

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