MCQ
Which of the following solutions will act as buffer solution
- A$10\ ml\ of\ 0.1\,M\ NaOH + 5\ ml\ of\ 0.1 \,M\ HCl$
- B$15\ ml\ of\ 0.1\,M\ NaOH + 10\ ml\ of\ 0.1 \,M\ CH_3COOH$
- C$10\ ml\ of\ 0.1\,M\ NH_4OH + 15\ ml\ of\ 0.1\, M\ HCl$
- ✓$10\ ml\ of\ 0.1\,M\ H_2S + 15\ ml\ of\ 0.1 \,M\ Na_2S$