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General chemistry (sometimes referred to as "gen chem") is offered by colleges and universities as an introductory level chemistry course usually taken by students during their first year. [1] The course is usually run with a concurrent lab section that gives students an opportunity to experience a laboratory environment and carry out ...
LibreTexts (formerly called STEMHyperlibrary [1] and ChemWiki [2]) is a 501(c)(3) nonprofit [3] online educational resource project. The project provides open access to its content on its website, and the site is built on the proprietary Mindtouch platform. [4]
The 2014 AP Chemistry exam was the first administration of a redesigned test as a result of a redesigning of the AP Chemistry course. The exam format is now different from the previous years, with 60 multiple choice questions (now with only four answer choices per question), 3 long free response questions, and 4 short free response questions.
Halostachine (also known as N-methylphenylethanolamine) is a natural product, an alkaloid first isolated from the Asian shrub Halostachys caspica (synonym Halostachys belangeriana), and structurally a β-hydroxy-phenethylamine (a phenylethanolamine) related to its better-known "parent" biogenic amine, phenylethanolamine, to the adrenergic drug synephrine, and to the alkaloid ephedrine.
The Oxford Chemistry Primers are a series of short texts providing accounts of a range of essential topics in chemistry and chemical engineering written for undergraduate study. The first primer Organic Synthesis: The Roles of Boron and Silicon was published by Oxford University Press in 1991. [ 1 ]
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In chemistry, an activated complex represents a collection of intermediate structures in a chemical reaction when bonds are breaking and forming. The activated complex is an arrangement of atoms in an arbitrary region near the saddle point of a potential energy surface . [ 1 ]
Bill Murray appeared on Travis and Jason Kelce’s “New Heights” podcast (via The Daily Beast) and defended the current cast of “Saturday Night Live” from critics who say the show has ...