A 1 liter solution contains 0.374 M hydrocyanic acid and 0.498 M potassium cyanide. Addition of 0.187 moles of potassium hydroxide will: (Assume that the volume does not change upon the addition of potassium hydroxide.) (Select all that apply.) ORaise the pH by several units Not change the pH Exceed the buffer capacity Raise the pH slightly Lower the pH slightly Lower the pH by several units

A 1 liter solution contains 0.374 M hydrocyanic acid and 0.498 M potassium cyanide. Addition of 0.187 moles of potassium hydroxide will: (Assume that the volume does not change upon the addition of potassium hydroxide.) (Select all that apply.) ORaise the pH by several units Not change the pH Exceed the buffer capacity Raise the pH slightly Lower the pH slightly Lower the pH by several units

Principles of Modern Chemistry

8th Edition

ISBN:9781305079113

Author:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler

Publisher:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler

Chapter15: Acid–base Equilibria

Section: Chapter Questions

Problem 45P

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