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This glossary of chemistry terms is a list of terms and definitions relevant to chemistry, including chemical laws, diagrams and formulae, laboratory tools, glassware, and equipment. Chemistry is a physical science concerned with the composition, structure, and properties of matter , as well as the changes it undergoes during chemical reactions ...
Activation energy can be thought of as the magnitude of the potential barrier (sometimes called the energy barrier) separating minima of the potential energy surface pertaining to the initial and final thermodynamic state. For a chemical reaction to proceed at a reasonable rate, the temperature of the system should be high enough such that ...
In later years, dog biscuit was sometimes treated as synonymous with dog food: The first three prize winners at the late coursing meeting at Great Bend were trained on Spratt's Patent Dog Biscuit. This same dog food won no less than three awards, including a gold medal, at the Exposition in Paris which has just closed.
Eicosapentaenoic acid (EPA; also icosapentaenoic acid) is an omega−3 fatty acid.In physiological literature, it is given the name 20:5(n−3).It also has the trivial name timnodonic acid.
Erythrosine, also known as E127 and Red No. 3, is an organoiodine compound, specifically a derivative of fluorone. It is a red-pink dye used for food coloring , cosmetics , hair coloring , pet products, and diverse industrial colorings.
Lessons in Chemistry creator Lee Eisenberg and director Sarah Adina Smith talk finding Six Thirty, the talking dog narrator in Episode Three voiced by BJ Novak.
Set in the early 1950s, the hit show starring Brie Larson and Aja Naomi King deals with so many still-relevant riveting and complex issues, told through the lens of chemistry and food.
The numbers 200-900 would be confused easily with 22 to 29 if they were used in chemistry. khīlioi = 1000, diskhīlioi = 2000, triskhīlioi = 3000, etc. 13 to 19 are formed by starting with the Greek word for the number of ones, followed by και (the Greek word for 'and'), followed by δέκα (the Greek word for 'ten').