Search results for "Acid dissociation constant" - New World Encyclopedia

The acidity constant (or acid dissociation constant) is the equilibrium ... * The strength of an acid is measured by its acid dissociation constant ...

Carbonic acid (ancient name acid of air or aerial acid) is a weak ... The presence of carbonic acid in the blood and other body fluids helps ...

noted above has the following acid dissociation constant: ... The acid dissociation constant for acetic acid-sodium acetate is given ...

ion activity is dictated by the dissociation constant of water (Kw ... of which reacts with water to form carbonic acid and H+, thereby lowering the ...

Valine is an α-amino acid that is found in most proteins and is essential ... also classified as an "essential amino acid" since it cannot be synthesized ...

Threonine is an α-amino acid that is common in many proteins and ... also classified as an "essential amino acid" since it cannot be synthesized ...

Nitric acid (chemical formula HNO3) is one of the most important inorganic ... Nitric acid is a strong acid with an acid dissociation constant (pKa ...

An acid-base reaction is a chemical reaction that occurs between an ... ==Common acid-base theories== === Lavoisier definition === ...

Phosphoric acid, also known as orthophosphoric acid or phosphoric ... shown above, there is a separate acid dissociation constant, called Ka1, Ka2 ...

Formic acid (systematic name methanoic acid) is the simplest carboxylic ... This acid needs to be handled with care. Contact with liquid formic ...

Phenol, also known under an older name of carbolic acid, is a toxic ... Phenol can be made from the partial oxidation of benzene or benzoic ...

Methionine is an α-amino acid present in many proteins and, together ... is classified as an "essential amino acid" since it cannot be synthesized ...

of 521 nm (in water). It has an acid dissociation constant (pKa) at 6.4 and ... A second method to prepare fluorescein uses methanesulfonic acid as ...

First, benzene is heated with a concentrated mixture of nitric acid ... C6H5N=C(NHC6H5)2. Reaction with sulfuric acid at 180° C produces sulfanilic ...

Tyrosine is an α-amino acid that is found in most proteins (such ... to be a "non-essential amino acid" since it does not have ...

Phenylalanine, an amino acid found in many proteins such as hemoglobin ... is classified as an "essential amino acid" since it cannot be synthesized ...

Birds and reptiles excrete uric acid, the product of a different form ... waste originating from protein and amino acid catabolism. In aquatic organisms ...

of a catalyst such as NO2, forms H2SO4, and thus acid rain. ... The action of hot concentrated sulfuric acid on copper turnings will ...

Oxidative degradation of uracil produces urea and maleic acid in the ... Uracil is a weak acid. The first site of ionization of uracil is not ...

Acetic acid, also known as ethanoic acid, is an organic chemical compound ... This acid is an important chemical reagent and industrial chemical ...

Sulfuric acid (or sulphuric acid in British English) is a strong mineral ... Sulfuric acid has many applications, and is produced in greater amounts ...

Tryptophan is an α-amino acid that is found in most proteins and ... also classified as an "essential amino acid" since it cannot be synthesized ...

chemical reaction, as with iron in nitric acid, but in such a case the thermodynamic ... because of the dependence of solubility constant on the Gibbs energy of the ...

salts, for example, with hydrochloric acid, sodium chloride is formed: ... This type of reaction releases heat when a strong acid is used. Such ...

of nitrogen for plants and helping maintain acid/base balance in animals. It ... excrete ammonium ions (NH4+) to neutralize excess acid. ...

donates a pair of electrons to a Lewis acid (an electron accepter) to ... that it can donate. To function as a Lewis acid the compound must be able ...

conductivity and electrolytic dissociation of organic acids. ... if the potential at the cathode is kept constant. He also explained the reduction ...

metals, including aluminum. Although a weak acid, it attacks the oxide coating ... as an aerosol spray propellant, and acetic acid. == Health and safety == ...

more viscous than water. It is a weak acid. It has strong oxidizing properties ... by reacting barium peroxide with nitric acid. An improved version of this ...

; Acid-base chemistry Ethanol's hydroxyl proton is weakly acidic ... is derived by dividing water's dissociation constant, \scriptstyle ...

saliva, forming a weak solution of carbonic acid. This sensation can also occur ... he described a process of dripping sulfuric acid (or oil of vitriol as Priestley ...

and an increased production of gastric acid. In extreme cases mania, depression ... Caffeine increases the production of stomach acid and tends to relax ...

Water is involved in common acid-base reactions. An acid (more precisely ... In this case, one water molecule acts as an acid and donates a hydrogen ion ...