Aqueous solutions of HNO3, KOH, CH3COOH, and CH3COONa of identical concentrations are provided. The pair(s) of solutions which form a buffer upon mixing is(are)

Engineering

Chemistry

Buffer Solution

Question

Aqueous solutions of HNO₃, KOH, CH₃COOH, and CH₃COONa of identical concentrations are provided. The pair(s) of solutions which form a buffer upon mixing is(are)

HNO₃ and CH₃COOH

HNO₃ and CH₃COONa

KOH and CH₃COONa

CH₃COOH and CH₃COONa

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Acidic buffer is made up of weak & if’s conjugateion.