Exam 4 Chemistry Questions & Answers 2024/2025

Exam 4 Chemistry Questions & Answers 2024/2025 Define Acid-Base Buffer - ANS-A solution that lessens the impact on pH from the addition of acid or base. How do buffers work? - ANS-Through the common ion effect When does the common ion effect occur? - ANS-When a given ion is added to an equilibrium mixture that already contains that ion, and the position of equilibrium shifts away from forming it. True/False: Any insoluble compound actually does dissolve to a slight extent. - ANS-True. What happens to an insoluble compound when it reaches equilibrium? - ANS-A tiny amount of the insoluble compound dissolves to a slight extent. The tiny amount that does dissolve, dissociates completely. For a slight soluble ionic compound, equilibrium exists between _________________________. - ANS...