Which of the Following Solutions Is a Good Buffer System

question 120

Multiple Choice

Which of the following solutions is a good buffer system?

• A) a solution that is 0.10 mol L^-1 NaCl and 0.10 mol L^-1 HCl
• B) a solution that is 0.10 mol L^-1 HCN and 0.10 mol L^-1 LiCN
• C) a solution that is 0.10 mol L^-1 NaOH and 0.10 mol L^-1 HNO₃
• D) a solution that is 0.10 mol L^-1 HNO₃ and 0.10 mol L^-1 KNO₃
• E) a solution that is 0.10 mol L^-1 HCN and 0.10 mol L^-1 NaCl

---

Definitions:

Displacement

In psychology, the transfer of emotions or desires from their original object to a more acceptable substitute.

Work Engagement

A concept reflecting the level of energy, involvement, and efficacy employees feel towards their work.

Workplace

The location or environment where individuals are employed to perform tasks and duties related to their jobs.

Defense Mechanism

Psychological strategies brought into play by individuals, unconsciously, to cope with reality and maintain self-image.