IOM 2017, Блиц — Задача 74

OLYMPIAD OF METROPOLISES. Moscow, September 4 · 4 септември 2017 г.

Условие

The zinc-copper alloy has a face-centered cubic lattice. In the unit cell, all the vertices are occupied by zinc, and all face centers by copper atoms. What is the Cu/Zn atomic ratio in the alloy? Give the integer value.

Отговори

Решение

---

Оригинал в Архива: blitz.pdf · официални решения: answers-blitz.pdf