A manual of elementary chemistry : being a practical class-book / by Robert Mortimer Glover.

  • Glover, Robert Mortimer, 1816-1859.
Date:
1855
Catalogue details

Licence: Public Domain Mark

Credit: A manual of elementary chemistry : being a practical class-book / by Robert Mortimer Glover. Source: Wellcome Collection.

    355/370 (page 313)
    designation for the human body. Phosphate of soda and ammonia, which exists in the urine. Mother Watek. The liquor which remains after the separation of a substance by crystallisation. Mtjriatic Acid. A compound of one atom of chlorine and one of hydrogen. Hydrochloric acid. Muriatic Acid, Oxygenated. Oxymueiatig Acid. Names formerly given to chlorine when regarded as a compound of muriatic acid and oxygen. Naphtha. Na00a, Gr. 1. A native bituminous liquid, having the composition C5H5. 2. A name improperly applied to pyroxylic spirit. Natron. A name of obscure derivation, formerly given to carbonate of soda. The two initial letters (Na) furnish the chemical symbol for sodium. CEnanthic Acid, (Enanthic Ether. From olvos, wine, and ^pOosj a flower. (Enanthic acid is found in wine and some other fermented liquors, combined with ether (oxide of ethyle), forming oenanthic ether, or conanthate of oxide of ethyle. This ether is the cause of the peculiar odour of wine. OsMAzoME. From Oct/j-t], odour, and Ctujuby, broth. A name given by Thenai-d to an extract of flesh, supposed to be the source of the odour and flavour of dressed meat; but later researches have shown that it is a mixture of difi'erent substances. Petroleum. From petra, a rock, and olevm, oil. Eock oil. Bar- badoes tar. A species of bitumen of the consistence of a thick fluid, found in England, but chiefly in Barbadoes, Trinidad, Eangoon, and other places. Precipitation. From prcBcipito, to cast down. The sudden conversion of a substance held in solution into the solid state by the addition of a precipitant, which latter may act either by modifying the solvent power of the menstruum, or by a chemical change in the deposited matter. Proximate principle. An organic substance in its simplest form, or that which approaches nearest to resolution into its ultimate elements. Protein, Proteine. From npcorevw, to be first. A hypothetical radical, supposed by Mulder to be the basis of the albuminous or sanguigenous compounds. Prussic acid, a name of hydrocyanic acid, because it was first obtained from Prussian, or Berlin, blue. This was by Scheele, in 1782. Putrefaction. A kind of eremacausis, differing from the ordinary kmd in the ofiensive odour of some of the products, chiefly sulphuretted and phosphuretted hydrogen. Eational Formula. See Formula. Eeagents. Substances which indicate the presence of others by any stnkmg phenomena. Tests. Eeceiver In distillation, that part of the apparatus which receives the condensed vapour. See Distillation. Eectification. The process of purifying by a second distillation. Reduction. The operation of restoring a metal when in composition to the metallic state. Eesin. From 'Pew, to flow, because it flows spontaneously from the