Which of these aqueous solutions are buffers ? 1 . A solution that is 0.1 M HNO 3 and 0.1…
Chemistry · JEE Advanced · NTA Exams — Equilibrium
Which of these aqueous solutions are buffers ?
1 . A solution that is 0.1 M HNO3 and 0.1 M HCl.
2 . A solution that is 0.1 M NaH2PO4 and 0.1 M
Na2HPO4.
3 . A solution made by mixing 10 mL of 0.1 M HF and
5.0 mL of 0.1 M NaOH.
4 . A solution made by mixing 10 mL of 0.1 M KOH
and 20 mL of 0.1 M HCl.
1 . A solution that is 0.1 M HNO3 and 0.1 M HCl.
2 . A solution that is 0.1 M NaH2PO4 and 0.1 M
Na2HPO4.
3 . A solution made by mixing 10 mL of 0.1 M HF and
5.0 mL of 0.1 M NaOH.
4 . A solution made by mixing 10 mL of 0.1 M KOH
and 20 mL of 0.1 M HCl.
- 1 and 2
- 2 and 3
- 3 and 4
- 1 and 4
Answer
(A) 1 and 2
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