10. If a 50.0-mL sample of 0.250 M NaCN is titrated by 0.250 M HCI (strong acid), what is the pH of the solution at the equivalence point? Ka of Hydrocyanic Acid (HCN) at 25 °C is 6.2 x10-10. Hydrocyanic acid c reacts with water to produce hydronium and cyanate.

Chemistry: Principles and Reactions
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Author:William L. Masterton, Cecile N. Hurley
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Chapter14: Equilibria In Acid-base Solutions
Section: Chapter Questions
Problem 41QAP: When 25.00 mL of HNO3 are titrated with Sr(OH)2, 58.4 mL of a 0.218 M solution are required. (a)...
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b) What is th
1
с
E
10. If a 50.0-mL sample of 0.250 M NaCN is titrated by 0.250 M HCI (strong acid), what is the pH of the
solution at the equivalence point? Ka of Hydrocyanic Acid (HCN) at 25 °C is 6.2 x10-10. Hydrocyanic acid
ce reacts with water to produce hydronium and cyanate.
Transcribed Image Text:b) What is th 1 с E 10. If a 50.0-mL sample of 0.250 M NaCN is titrated by 0.250 M HCI (strong acid), what is the pH of the solution at the equivalence point? Ka of Hydrocyanic Acid (HCN) at 25 °C is 6.2 x10-10. Hydrocyanic acid ce reacts with water to produce hydronium and cyanate.
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