Saturday, October 28, 2017

chanuka - Why are there eight days of Chanukah if there were only seven miracles?


There is a famous question asked by the Beis Yosef (R' Yosef Karo): Why do we celebrate eight days of Chanukah if the miracle lasted only seven? The jug of oil contained enough to be lit for one day, so the first day was not a miracle.




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periodic trends - Comparing radii in lithium, beryllium, magnesium, aluminium and sodium ions

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