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Lucas test: negative (left) with ethanol and positive with t-butanol "Lucas' reagent" is a solution of anhydrous zinc chloride in concentrated hydrochloric acid. This solution is used to classify alcohols of low molecular weight. The reaction is a substitution in which the chloride replaces a hydroxyl group.
This is a list of CAS numbers by chemical formulas and chemical compounds, indexed by formula.The CAS number is a unique number applied to a specific chemical by the Chemical Abstracts Service (CAS).This list complements alternative listings to be found at list of inorganic compounds and glossary of chemical formulae
Alchemical Symbols is a Unicode block containing symbols for chemicals and substances used in ancient and medieval alchemy texts. Many of the symbols are duplicates or redundant with previous characters.
This is a list of common chemical compounds with chemical formulae and CAS numbers, indexed by formula. This complements alternative listing at list of inorganic compounds . There is no complete list of chemical compounds since by nature the list would be infinite.
The 2025 NFL draft order was shaken up by a Raiders win over the Jaguars in Week 16. Here's how that's impacting NFL mock drafts.
With just one game down in Week 15, one NFL team's clinching scenario is already off the table. A tie between the Los Angeles Rams and San Francisco 49ers on Thursday night would have kept alive ...
Paris Hilton said she was shopping in Saks Fifth Avenue in New York last week when she heard The Stop Institutional Child Abuse Act -- a piece of legislation she’s tirelessly lobbied for over ...
A Assuming an altitude of 194 metres above mean sea level (the worldwide median altitude of human habitation), an indoor temperature of 23 °C, a dewpoint of 9 °C (40.85% relative humidity), and 760 mmHg sea level–corrected barometric pressure (molar water vapor content = 1.16%).