IOM 2019, Блиц — Задача 56

OLYMPIAD OF METROPOLISES, Moscow, September 2, 2019 · 2 септември 2019 г.

Условие

The figure (1) below shows the equilibrium between molecules A2B4A_2B_4 and AB2AB_2 described by the equation A2B4⇌2AB2A_2B_4 \rightleftharpoons 2AB_2. What other mixtures are at equilibrium as well?

Four square boxes labelled (1), (2), (3), (4), each showing molecules of A2B4 (larger clusters) and AB2 (smaller clusters); box (4) contains many more molecules than the others.
  1. none

  2. mixture (2)

  3. mixture (3)

  4. mixture (4)

  5. all

Решение

Внимание: Непълно решение

В архива няма официално решение на тази задача.


Оригинал в Архива: blitz-en-all-task-final.pdf