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Manganese violet is the inorganic compound with the formula NH 4 MnP 2 O 7. [1] As implied by its name and composition, it is a purple, inorganic pigment. [2] Because it is often impure, the pigment's hue is varied. [3] Notable artists who have used the pigment include Claude Monet, who relied on manganese violet in his Rouen Cathedral series ...
Violet is the color of light at the short wavelength end of the visible spectrum. It is one of the seven colors that Isaac Newton labeled when dividing the spectrum of visible light in 1672. Violet light has a wavelength between approximately 380 and 435 nanometers. [2] The color's name is derived from the Viola genus of flowers. [3] [4]
Violet Parr is a fictional character in Pixar 's animated superhero film The Incredibles (2004) and its sequel Incredibles 2 (2018). The oldest child of Bob and Helen Parr (Mr. Incredible and Elastigirl), Violet is born with the superhuman abilities to render herself invisible and generate force fields. Voiced by Sarah Vowell, Violet is a shy ...
July 10, 2024 at 11:21 PM. KOLD. A 2-year-old Arizona girl died after her father left her asleep in a car during a heat wave on Tuesday, police said. An initial investigation indicates the toddler ...
Electromagnetism. In special and general relativity, the four-current (technically the four-current density) [1] is the four-dimensional analogue of the current density, with units of charge per unit time per unit area. Also known as vector current, it is used in the geometric context of four-dimensional spacetime, rather than separating time ...
Christian Walker’s two-run single with no outs highlighted Arizona's three-run 10th and the Diamondbacks won 7-5 Saturday night against the San Diego Padres, who scored once in bottom of the ...
A concussion is a mild form of traumatic brain injury, or TBI. It occurs when the skull and brain are rapidly jolted back and forth. This is usually the result of a bump, bang, or blow to the head ...
Viola is a genus of flowering plants in the violet family Violaceae. It is the largest genus in the family, containing over 680 species. Most species are found in the temperate Northern Hemisphere; however, some are also found in widely divergent areas such as Hawaii, Australasia, and the Andes. Some Viola species are perennial plants, some are ...