Technical Chemist's Handbook: Tables and Methods of Analysis for Manufacturers of Inorganic Chemical Products

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D. Van Nostrand Company, 1916 - Analytical chemistry - 264 pages
 

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Page 58 - The gram calorie, or small calorie (cal.), is the amount of heat required to raise the temperature of 1 gram of water 1°...
Page 62 - C. : — <S: i 94,103 absolute unite 94,074 94,093 94,045 94,021 Mean 94,067 ± 10 (probable error). The result may be otherwise expressed by saying that the ohm is equal to the resistance of a column of mercury of 1 square mm.
Page 58 - Btu is usually used, which is 1/180 of the heat required to raise the temperature of 1 pound of water from 32° F.
Page 3 - Selenium . So 79-2 Europium . Eu 152-0 Silicon .... . Si 28-3 Fluorine . F 19-0 Silver .... • Ag 107-88 Gadolinium . Gd 157-3 Sodium . Na 23-00 Gallium . Ga 69-9 Strontium . Sr 87-63 Germanium . Ge...
Page 62 - ... large piece of apparatus. It is more convenient to adopt as the unit the capacity of a condenser which when charged with 1 coulomb has a potential difference between its plates of 1 volt. This unit is known as a Farad (from Faraday). Even this unit however is far too large for ordinary use. DEFINITION. The capacity of a condenser in which a charge of 1 coulomb produces a potential difference of 1 volt is taken as the practical Unit of Capacity and is called i Farad.
Page 3 - F 19-0 Sodium Na 23-00 Gadolinium Gd 157-3 Strontium Sr 87-63 Gallium Ga 69-9 Sulphur S 32-07 Germanium Ge 72-5 Tantalum Ta 181-0 Gold Au 197-2 Tellurium Te 127-5 Helium He 3-99 Terbium Tb 159-2 Hydrogen H 1-008 Thallium Tl 204-0 Indium In 114-8 Thorium Th 232-0 Iodine I 126-92 Thulium Tm 1685 Iridium Ir 193-1 Tin Sn 119-0 Iron Fe...
Page 79 - Content of segment of sphere : If a is the radius of the sectional area, h the height of the segment, and r the radius of the sphere, S = i т Л (За...
Page 218 - SON, which is added to a boiling solution, to which some sodium bisulphite has been added, till a drop of the mixture, brought into contact with a drop of a solution of potassium ferrocyanide in 20 parts of water, produces immediately a brown coloration (Barnes and Liddell, SCI , 1883 p.
Page 3 - Be 9-1 Osmium Os 190-9 Bismuth Bi 208-0 Oxygen O 16-00 Boron B 11-0 Palladium Pd 106-7 Bromine Br 79-92 Phosphorus P 31-04 Cadmium Cd 112-40 Platinum...
Page 168 - Take 25 cubic centimeters of the clear liquor, equivalent to 1.25 grams of the ash, dilute to 200 cubic centimeters with recently boiled water, acidify with acetic acid, and titrate quickly with — iodine solution, using starch as an indicator. The number of cubic centimeters of standard used, multiplied by .39 and divided by 1.25, gives the percentage of NatS in the ash.

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