Задача 60245.

The substance 23Na11 is trained by deuterons and turns into the radioactive isotope 24Na11 with a half-life of 11.5 hours. What proportion of radioactive sodium remains one day after the termination of training by deuterons?

Detailed solution with a brief record of the conditions, formulas and laws used in the solution, derivation of the calculation formula and answer.
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