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Author Question: Calculate the pH at the equivalence point for the titration of 0.20 M HCl with 0.20 M NH3 (Kb = 1.8 105). (Read 46 times)

jlbond23

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Question 1

Calculate the percent ionization of cyanic acid, Ka = 2.0 × 10–4, in a buffer solution that is 0.50 M HCNO and 0.10 M NaCNO.
◦ 0.02%
◦ 0.10%
◦ 0.20%
◦ 2.0%
◦ 20%

Question 2

Calculate the pH at the equivalence point for the titration of 0.20 M HCl with 0.20 M NH3 (Kb = 1.8 × 10–5).
◦ 2.87
◦ 4.98
◦ 5.12
◦ 7.00
◦ 11.12


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Marked as best answer by jlbond23 on Nov 5, 2023

xinyifff

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jlbond23

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Reply 2 on: Nov 5, 2023
Wow, this really help


dawsa925

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Reply 3 on: Yesterday
:D TYSM

 

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