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Hydrogen peroxide is a chemical compound with the formula H 2 O 2. In its pure form, it is a very pale blue [5] liquid that is slightly more viscous than water. It is used as an oxidizer, bleaching agent, and antiseptic, usually as a dilute solution (3%–6% by weight) in water for consumer use and in higher concentrations for industrial use.
- H₂O₂
- 34.014 g·mol−1
- −0.43 °C (31.23 °F; 272.72 K)
- Miscible
Cherry blossom. The cherry blossom, or sakura, is the flower of trees in Prunus subgenus Cerasus. "Sakura" usually refers to flowers of ornamental cherry trees, such as cultivars of Prunus serrulata, not trees grown for their fruit [1] : 14–18 [2] (although these also have blossoms ). Cherry blossoms have been described as having a vanilla ...
A representation of the 3D structure of the protein myoglobin showing turquoise α-helices. This protein was the first to have its structure solved by X-ray crystallography. Toward the right-center among the coils, a prosthetic group called a heme group (shown in gray) with a bound oxygen molecule (red). Proteins are large biomolecules and ...
Andy Warhol ( / ˈwɔːrhɒl /; [1] born Andrew Warhola Jr.; August 6, 1928 – February 22, 1987) was an American visual artist, film director and producer. A leading figure in the pop art movement, Warhol is considered one of the most important American artists of the second half of the 20th century. [2] [3] [4] His works explore the ...
Kylian Mbappé Lottin (born 20 December 1998) is a French professional footballer who plays as a forward for Ligue 1 club Paris Saint-Germain and captains the France national team. Regarded as one of the best players in the world, he is known for his dribbling, speed, and finishing.
Research history[edit] Skullcapof Neanderthal 1, the type specimen, at the Musée de l'Homme, Paris. The first Neanderthal remains—Engis 2(a skull)—were discovered in 1829 by Dutch/Belgian prehistorian Philippe-Charles Schmerlingin the Grottes d'Engis, Belgium.
Ionization and Brønsted character of N-terminal amino, C-terminal carboxylate, and side chains of amino acid residues The common natural forms of amino acids have a zwitterionic structure, with −NH + 3 (−NH + 2 − in the case of proline) and −CO − 2 functional groups attached to the same C atom, and are thus α-amino acids, and are the only ones found in proteins during translation ...
