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Selinenes are a group of closely related isomeric chemical compounds which are classified as sesquiterpenes.The selinenes all have the molecular formula C 15 H 24 and they have been isolated from a variety of plant sources.
An illustrative example is the effect of catalysts to speed the decomposition of hydrogen peroxide into water and oxygen: . 2 H 2 O 2 → 2 H 2 O + O 2. This reaction proceeds because the reaction products are more stable than the starting compound, but this decomposition is so slow that hydrogen peroxide solutions are commercially available.
A solute in a solution are individual molecules or ions, whereas colloidal particles are bigger. For example, in a solution of salt in water, the sodium chloride (NaCl) crystal dissolves, and the Na + and Cl − ions are surrounded by water molecules. However, in a colloid such as milk, the colloidal particles are globules of fat, rather than ...
Organic chemistry is a subdiscipline within chemistry involving the scientific study of the structure, properties, and reactions of organic compounds and organic materials, i.e., matter in its various forms that contain carbon atoms. [1]
PDF Solutions, Inc. is an American multinational software and engineering services company based in Santa Clara, California. The company is listed in the Nasdaq stock ...
The eight queens puzzle is the problem of placing eight chess queens on an 8×8 chessboard so that no two queens threaten each other; thus, a solution requires that no two queens share the same row, column, or diagonal. There are 92 solutions.
Selina Parvin (31 March 1931 – 14 December 1971) was a Bangladeshi journalist and poet. [1] She is one of the intellectual martyrs killed by Al-Badr [2] on 14 December, immediately before the victory after the 9-month-long war of independence of Bangladesh in 1971. This day later came to be commemorated as the intellectual martyr day.
K.C. Nag's books from class 4–12 are the books which the students aspiring to excel in every walk of life had depended on at some time or other for the past three generations. Tridibesh formed a board consisting of eminent professors, school teachers, examiners, and successful students in order to revise the book from time to time.