October 2021 1 12 Report

Назовите атомы, ядра котрых содержат: а) 2 протона и 2 нейтрона; б) 15 протнов и 16  нейтронов; в) 35 протнов и 45 нейтрнов. Напишите обазночения этих атомов.

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