Evolución del sistema periódico
Desde sus orígenes, hace unos 200 años, la tabla periódica se ha convertido en una herramienta indispensable para la química moderna.
Family size and structure are rapidly changing in Israeli society, Taub
study finds Although the marriage rate here is similar to that in other
high-income countries, Israel is more similar to neighboring developing
countries in terms of birthrate than to high-income ones. By JUDY
SIEGEL-ITZKOVICH APRIL 18, 2024 05:57 Updated: APRIL 18, 2024 08:42
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https://www.jpost.com/israel-news/article-797575
Hace 17 horas
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