degree of hydration
11cement — cementable, adj. cementer, n. cementless, adj. /si ment /, n. 1. any of various calcined mixtures of clay and limestone, usually mixed with water and sand, gravel, etc., to form concrete, that are used as a building material. 2. any of various… …
12igneous rock — Any of various crystalline or glassy, noncrystalline rocks formed by the cooling and solidification of molten earth material (magma). Igneous rocks comprise one of the three principal classes of rocks, the others being metamorphic and sedimentary …
13acid–base reaction — ▪ chemistry Introduction a type of chemical process typified by the exchange of one or more hydrogen ions, H+, between species that may be neutral (molecules, such as water, H2O; or acetic acid, CH3CO2H) or electrically charged (ions, such… …
14Life Sciences — ▪ 2009 Introduction Zoology In 2008 several zoological studies provided new insights into how species life history traits (such as the timing of reproduction or the length of life of adult individuals) are derived in part as responses to… …
15Urine — (from Latin Urina, ae, f.) is a typically sterile (in the absence of a disease condition)[1] liquid by product of the body that is secreted by the kidneys through a process called urination and excreted through the urethra. Cellular metabolism… …
16Dehydration — This article is about the medical condition. For the removal of water through chemical or physical means, see desiccation. For the chemical reaction, see dehydration reaction. For food preservation by dehydration, see drying (food). Dehydration… …
17Roger Arliner Young — (1899 1964) was an American scientist who worked in the fields of zoology, biology, and marine biology. She has the distinction of being the first African American woman to receive a doctorate degree in zoology. BackgroundYoung was born in 1899… …
18drug — drug1 /drug/, n., v., drugged, drugging. n. 1. Pharm. a chemical substance used in the treatment, cure, prevention, or diagnosis of disease or used to otherwise enhance physical or mental well being. 2. (in federal law) a. any substance… …
19Drug — /droog/, n. Zoroastrianism. the cosmic principle of disorder and falsehood. Cf. Asha. [ < Avestan drauga] * * * I Any chemical agent that affects the function of living things. Some, including antibiotics, stimulants, tranquilizers,… …
20Claude Hudson — Claude Silbert Hudson (January 26, 1881 – December 27, 1952) was an American chemist who is best known for his work in the area of carbohydrate chemistry. He is also the namesake of the Claude S. Hudson Award in Carbohydrate Chemistry given by… …
