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RAFT polymerization can be used to prepare well-defined PVP chains. This can be done by mediating free radical polymerization of acetoxystyrene, which is then followed by deacetylation. Nitroxide mediated polymerization can also be used to prepare polyacetoxystyrene, which can transformed in polyphenols by UV irradiation.
Standard solutions are generally prepared by dissolving a solute of known mass into a solvent to a precise volume, or by diluting a solution of known concentration with more solvent. [1] A standard solution ideally has a high degree of purity and is stable enough that the concentration can be accurately measured after a long shelf time. [2]
Synonym for death Neutral Pop one's clogs [2] To die Humorous, [1] Informal [2] British. "Pop" is English slang for "pawn." A 19th-century working man might tell his family to take his clothes to the pawn shop to pay for his funeral, with his clogs among the most valuable items. Promoted to Glory: Death of a Salvationist: Formal Salvation Army ...
A good salad should not only have a variety of flavors, but also a variety of textures. 2016 F&W Best New Chef Michael Gulotta loves piling on chewy dried fruit, as well as crunchy nuts, seeds ...
(n.) timber that has been sawed and (partly) prepared for construction or woodworking; hence lumberyard (UK: timberyard), lumber camp, lumberjack, lumberman, lumber wagon, lumber town, etc. (v.) to log and prepare timber to make a rolling sound (dated) lush (slang; of a person)
Preparation (dental), the method by which a tooth is prepared when removing decay and designing a form that will provide adequate retention for a dental restoration; Preparation (music), treatment of dissonance in tonal music; Preparation, Iowa, a ghost town; Preparation time, time to prepare speeches in policy debate
The Trump administration sees tariffs as a way to exact better terms with U.S. trading partners as well as to leverage other policy gains. In a Feb. 2 post on social media, ...
Menopause and the 7-14 years that precede it known as perimenopause affect every woman as they age. When this happens, a range of symptoms occur that may include difficulty sleeping, pain during ...