A systematic handbook of volumetric analysis, or, The quantitative estimation of chemical substances by measure, applied to liquids, solids, and gases : adapted to the requirements of pure chemical research, pathological chemistry, pharmacy, metallurgy, manufacturing chemistry, photography, etc., and for the valuation of substances used in commerce, agriculture and the arts / by Francis Sutton.
- Francis Sutton
- Date:
- 1882
Licence: Public Domain Mark
Credit: A systematic handbook of volumetric analysis, or, The quantitative estimation of chemical substances by measure, applied to liquids, solids, and gases : adapted to the requirements of pure chemical research, pathological chemistry, pharmacy, metallurgy, manufacturing chemistry, photography, etc., and for the valuation of substances used in commerce, agriculture and the arts / by Francis Sutton. Source: Wellcome Collection.
Provider: This material has been provided by University of Bristol Library. The original may be consulted at University of Bristol Library.
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![nitrogeu, at the same temperature and pressure, are as G :li; and the weights of nitrogen in equal volumes of nitrogen and nitric oxide are as 2 : 1. The weight of 1 c.c. of nitrogen at 0° C. and 760 m.m. is 0-0012562 , , . , n , , , . . 0-0012562 X V X p gm., and the formula for the calculation is to = _^ 0-00367^) 760' in which to = the weight of nitrogen, v the volume, ^? the pressure corrected for tension of aqueous vapour, and t the temperature in degrees centigrade. To facilitate this calculation, there is given iu mi xi , - , . , n -, . 0-0012562 lable 2 the logarithmic value 6i the expression ^ 0-00367^) 760 for each tenth of a degree from 0° to 29*9 C, and in Table 1 the tension of aqueous vapour in millimeters of mercury. As the measuring tube is always kept moist with water, the gas when measured is always saturated with aqueous vapour. The following example will show the precise mode of calcula- tion ;— A Total. Volume of gas 4--1888 c.c. Temijerature Height of mercury in a, c, d . II II „ h . . Difference . Plus tension of aqueous vaijour Deduct coiTectiou for capillarity Deduct tliis from height of bar. Tension of dry gas . Logarithm of volume of gas . 0-0012562 (1 + 0-00367t) 760 tension of dry gas Logarithm of weight of gas calcu. lated as N . 13-5° m.m. 310-0 193-5 116-5 11-5 128-0 0-9 127-1 769-8 127-1 612-7 0-65213 6-19724 2-80801 B After absorption of C02. 0-26227 c.c. 13-6° 480-0 343-5 136-5 11-6 Add for capillarity ]2-2 3-65738 0-0045434 150-3 769-8 150-3 619-5 r-41875 6-19709 2-79204 4-40788 0-0002558 C Nitrogen. 0-26227 c.c. 13-7° 4S0-0 328-2 151-8 11-7 3-2 165-7 769-8 165-7 604-1 r-41875 6-19694 2-78111 4-39680 0-0002494 gm. From these weights, those of carbon and of nitrogen are obtained by the use of the formula} above mentioned. Thus— A-B = 0-0042876 X 3 H-7)0-0128628 Weight of carbon, 0-UU1837 B + C-0-0005052 -r2 Weight of nitrogen, 0-0002526 When carbonic oxide is found, the corresponding weight of](https://iiif.wellcomecollection.org/image/b21443658_0367.jp2/full/800%2C/0/default.jpg)
