IUPAC

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23.12.2010 (20:11) Естественные науки >> Химия
IUPAC создает новые правила отображения атомных масс элементов
Международный союз чистой и прикладной химии (IUPAC) объявил, что атомные массы десяти элементов должны выражаться в виде интервалов, а не единичных величин. Данное решение означает постепенный отход от общепринятого взгляда на атомную массу, как «постоянную природу», к ...>>


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