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Автор - ggggg8167

Дано:
W(C)=77,42%.
W(N)=7,53%
Cx Ny-?

Ответ

Автор - feyadindin

Ответ:

Объяснение:

C:N=[tex]frac{77,42}{12} :frac{7,53}{14} =6,45:0,54=12:1

С12N

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