Questions tagged [etymology]

Use this tag if you want to find out the origin of a specific word.

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2
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0answers
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Is 18:82 a valid ratio for aqua regia?

Here it writes that nitrohydrochloric acid (possibly Aqua Regia) is of the ratio of $18:82$, which is $1:4.56$ in a simpler form. On Wikipedia and every other source i found the ratio $1:3$. So what's ...
30
votes
4answers
7k views

Why is '-ethane' in 'methane'?

Is there a chemical or historical significance in the fact that 'ethane' is just 'methane' without the 'm'?
7
votes
1answer
577 views

Why is Buna-S called so?

Styrene Butadiene synthetic rubber is also called Buna-S. It is the abbreviation of Butadiene (Bu) Sodium (Na) Styrene (S). Why is Sodium included?