Thanks to this question I am compelled to ask:
What is the source for not eating Matzah prior to פסח?
Is there a source for not eating it for 30 days prior?
Thanks to this question I am compelled to ask:
What is the source for not eating Matzah prior to פסח?
Is there a source for not eating it for 30 days prior?
Apparently the of last four, $\ce{Mg^2+}$ is closest in radius to $\ce{Li+}$. Is this true, and if so, why would a whole larger shell ($\ce{...
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