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Acids and bases (A-level only)

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Question 59

Equal volumes of two aqueous solutions, each of concentration 0.10 mol dm-3, are mixed together at 298 K.

Which pair of solutions, when mixed, forms a solution with a pH>7\text{pH} > 7pH>7?

CH3NH2(aq)\text{CH}_3\text{NH}_2\text{(aq)}CH3​NH2​(aq) and HI(aq)\text{HI}\text{(aq)}HI(aq)

HClO4(aq)\text{HClO}_4\text{(aq)}HClO4​(aq) and KOH(aq)\text{KOH}\text{(aq)}KOH(aq)

HF(aq)\text{HF}\text{(aq)}HF(aq) and LiOH(aq)\text{LiOH}\text{(aq)}LiOH(aq)

HCOOH(aq)\text{HCOOH}\text{(aq)}HCOOH(aq) and HCOONa(aq)\text{HCOONa}\text{(aq)}HCOONa(aq)

Acids and bases (A-level only) Questions

  1. A Level
  2. /Chemistry
  3. /Acids and bases (A-level only)