Question: As per your knowledge of buffer solutions, which statement is correct regarding buffer solutions? A. It is a solution whose pH slightly changes when small

As per your knowledge of buffer solutions, which statement is correct regarding buffer solutions?

A. It is a solution whose pH slightly changes when small amount of an acid or base is added in it.

B. It is a solution whose pH changes very much when small amount of an acid or base is added in it

C. It does not use pH value as constant in wide variety of chemical

D. The solution of CH3COOH and CH3COONa cant exist as a buffer solution

Select one:

A. B and D only

B. B only

C. A only

D. A and D only

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