What is the rule of 13 mean?

2007-01-25 09:01:51 · 2 answers · asked by PATRICK R 5 in Education & Reference ➔ Words & Wordplay

Any # divided by 13

2007-01-25 09:07:44 · answer #1 · answered by Nick 1 · 0⤊ 1⤋

Used in what context?

In organic chemistry, the rule of thirteen is a quick method of determining the base formula of an organic chemical.

2007-01-25 17:31:58 · answer #2 · answered by marbledog 6 · 0⤊ 0⤋

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