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Tris (pentafluorophenyl)borane, sometimes referred to as "BCF", is the chemical compound (C6F5)3B. It is a white, volatile solid. The molecule consists of three pentafluorophenyl groups attached in a "paddle-wheel" manner to a central boron atom; the BC3 core is planar. It has been described as the “ideal Lewis acid ” because of its high ...
[15] k 1 is the rate constant for chemical uptake from water at the respiratory surface (L*kg −1 *d −1). [15] C WD is the chemical concentration dissolved in water (g*L −1 ). [ 15 ] k 2 ,k E ,k G ,k B are rate constants that represent excretion from the organism from the respiratory surface, fecal excretion, metabolic transformation, and ...
Particle decay. Spontaneous breakdown of an unstable subatomic particle into other particles. In particle physics, particle decay is the spontaneous process of one unstable subatomic particle transforming into multiple other particles. The particles created in this process (the final state) must each be less massive than the original, although ...
When Fitbit launched its first wearable device in 2009, 10,000 steps was the target. It was a nice round number, roughly equivalent to walking five miles, and also—the company’s CEO said ...
FTC sends over $2.5 million to 51,000 Credit Karma customers after settlement. Mary Walrath-Holdridge, USA TODAY. November 1, 2024 at 1:28 PM. More than 50,000 Credit Karma customers will soon ...
Family-sized Frosted Flakes, made by Kellogg's, has slimmed from 24 ounces to 21.7 ounces, resulting in a 40% increase in per-ounce pricing, the analysis found. About 38% of candy items are now ...
Orders of magnitude (molar concentration) This page lists examples of the orders of magnitude of molar concentration. Source values are parenthesized where unit conversions were performed. M denotes the non-SI unit molar: 1 M = 1 mol/L = 10 −3 mol/m 3.
College Football Playoff odds, favorites to make 12-team CFP field after Week 10. Austin Curtright, USA TODAY NETWORK. November 3, 2024 at 10:40 AM. Ohio State football (7-1, 4-1 Big Ten) picked ...