5. Hydrogen cyanide has the chemical formula HCN. The compound occurs as a colourless gas or a pale blue liquid. Its solution in water is called hydrocyanic acid. It reacts with water as per the reaction. What is the pH of a 0.30 mol/L solution of the above acid (K=6.2 x 10- 10)? HCN(aq) + HO({) ↔ CN-(aq) + HO+(aq)
5. Hydrogen cyanide has the chemical formula HCN. The compound occurs as a colourless gas or a pale blue liquid. Its solution in water is called hydrocyanic acid. It reacts with water as per the reaction. What is the pH of a 0.30 mol/L solution of the above acid (K=6.2 x 10- 10)? HCN(aq) + HO({) ↔ CN-(aq) + HO+(aq)
Chemistry & Chemical Reactivity
9th Edition
ISBN:9781133949640
Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Publisher:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Chapter16: Principles Of Chemical Reactivity: The Chemistry Of Acids And Bases
Section: Chapter Questions
Problem 106GQ: The hydrogen phthalate ion, C8HsO4, is a weak acid with Ka = 3.91 106....
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Question
![5. Hydrogen cyanide has the chemical formula HCN. The compound
occurs as a colourless gas or a pale blue liquid. Its solution in water is
called hydrocyanic acid. It reacts with water as per the reaction.
What is the pH of a 0.30 mol/L solution of the above acid (K=6.2 x 10-
10)?
HCN(aq) + HO({) ↔ CN-(aq) + HO+(aq)
2
3](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F91df461e-570c-4397-95ed-bbc1e79793ad%2F5381a95a-2dd8-4622-a5ab-44ad25f12de5%2F52sd99t_processed.png&w=3840&q=75)
Transcribed Image Text:5. Hydrogen cyanide has the chemical formula HCN. The compound
occurs as a colourless gas or a pale blue liquid. Its solution in water is
called hydrocyanic acid. It reacts with water as per the reaction.
What is the pH of a 0.30 mol/L solution of the above acid (K=6.2 x 10-
10)?
HCN(aq) + HO({) ↔ CN-(aq) + HO+(aq)
2
3
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