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Автор - AirFroster

Тест по химии за 10 класс, 9 заданий

Ответ

Автор - esmer5
Mr (c)=12
Mr (h)=1
по варианту каждом находим Mr и в итоге получается вариант Б. Mr (c4h8)=12×4+8×1=56 тут 4 это атом углерода, а 1 атом водорода

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