Which of the following mixture will not be a buffer solution? – InterviewSolution

1.	Which of the following mixture will not be a buffer solution?
Answer» Borax + Boric acid (1:1 MOLAR ratio) `NH_(4)Cl + NaOH` (2:1 molar ratio) `HCOOH + NaOH` (1:1 molar ratio) `H_(3)PO_(2) + NaH_(2)PO_(2)` Solution :HCOOH and NaOH in `1: 1` molar ratio, will form HCOONa, so HCOOH will not be REMAINING left.

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