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Author Question: A solution of hydrochloric acid of unknown concentration was titrated with 0.10 M NaOH. If a 100.-mL ... (Read 22 times)

jenna1

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Question 1

A solution contains 25 mmol of H3PO4 and 10. mmol of NaH2PO4. What volume of 2.0 M NaOH must be added to reach the second equivalence point of the titration of the H3PO4 with NaOH?

5.0 mL
12 mL
25 mL
30. mL
60. mL

Question 2

A solution of hydrochloric acid of unknown concentration was titrated with 0.10 M NaOH. If a 100.-mL sample of the HCl solution required exactly 10. mL of the NaOH solution to reach the equivalence point, what was the pH of the HCl solution?

12.0
2.0
0.0
4.0
8.0


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Marked as best answer by jenna1 on Mar 21, 2021

Jbrasil

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jenna1

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Reply 2 on: Mar 21, 2021
:D TYSM


Chelseyj.hasty

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

 

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