Monday, January 16, 2017

Oops, I just missed the siyum for Fast of the Firstborn


I am a firstborn. Suppose I wake up late on Erev Pesach and walk into shul right after they finish the siyum. Can I still partake in the post-siyum meal, or am I too late? More precisely, what are the minimal requirements for breaking the Fast of the Firstborn?




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

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