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5. Hydrogen cyanide has the chemical formula HCN. The compound occurs as

5. Hydrogen cyanide has the chemical formula HCN. The compound occurs as

  

5. Hydrogen cyanide has the chemical formula HCN. The compound occurs as a colourless gas or a pale blueliquid. Its solution in water is called hydrocyanic acid. It reacts with water as per the reaction. What is the pH ofa 0.30 mol/L solution of the above acid (Ka=6.2 x 10-10)? HCN(aq) + H20(1) – CN-(aq) + H30+(aq)… Show more Science Chemistry SCIENCE N/A Share QuestionEmailCopy link Comments (0)