acid-base indicator
121Thermometric titration — titration systems have pre dominated in this area since the 1970 s. With the advent of cheap computers able to handle the powerful thermometric titration software, development has now reached the stage where easy to use automated thermometric… …
122human disease — Introduction an impairment of the normal state of a human being that interrupts or modifies its vital functions. health versus disease Before human disease can be discussed, the meanings of the terms health, physical fitness, illness …
123Speciation of ions — refers to the changing concentration of varying forms of an ion as the pH of the solution changes.The pH of a solution of a monoprotic weak acid can be expressed in terms of the extent of dissociation. After rearranging the expression defining… …
124Cellulose acetate film — Cellulose acetate film, or safety film, is used in photography as a base material for photographic emulsions. It was introduced in the early 20th century by film manufacturers as a safe film base replacement for unstable and highly flammable… …
125coordination compound — Chem. complex (def. 10). Also called coordination complex. * * * ▪ chemistry Introduction any of a class of substances with chemical structures in which a central metal atom is surrounded by nonmetal atoms or groups of atoms, called ligands… …
126Acidosis — Infobox Disease Name = Acidosis Caption = DiseasesDB = 87 ICD10 = ICD10|E|87|2|e|70 ICD9 = ICD9|276.2 | ICDO = OMIM = MedlinePlus = eMedicineSubj = eMedicineTopic = MeshID = D000138 Acidosis is an increased acidity (i.e. an increased hydrogen ion …
127Invisible ink — Invisible ink, also known as security ink, is a substance used for writing, which is invisible either on application or soon thereafter, and which later on can be made visible by some means. Invisible ink is one form of steganography, and it has… …
128Dissociation (chemistry) — For other uses, see dissociation (psychology) and dissociation (neuropsychology). Dissociation in chemistry and biochemistry is a general process in which ionic compounds (complexes, or salts) separate or split into smaller particles, ions, or… …
