. Transactions. shorten the time consumed in reaching the ARTHUR W. GRAV 087 stages corresponding to the minima and the maximum. Tlie changefrom 100 to 400 kg. per cir. cm. accelerates the reaction to such an extentthat the initial contraction observable with R 180 is over before observa-tions can be commenced; it has apparently taken place in the change from 400 to 1600 kg. per cir. cm. produces a further accelera-tion of the reaction; so that the maximum, which was reached by R 180. 0 I 2 3 4 5 6 7 hr». Fig. 33.—Small effects produced by varying packing time. only after the lapse of
. Transactions. shorten the time consumed in reaching the ARTHUR W. GRAV 087 stages corresponding to the minima and the maximum. Tlie changefrom 100 to 400 kg. per cir. cm. accelerates the reaction to such an extentthat the initial contraction observable with R 180 is over before observa-tions can be commenced; it has apparently taken place in the change from 400 to 1600 kg. per cir. cm. produces a further accelera-tion of the reaction; so that the maximum, which was reached by R 180. 0 I 2 3 4 5 6 7 hr». Fig. 33.—Small effects produced by varying packing time. only after the lapse of 3 hr., is reached by R 181 in about 4 minutes. Suchan increase in the reaction rate is just what one might reasonably expectfrom the more intimate union between mercury and alloy that accom-panies increase of packing pressure.
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Keywords: ., bo, bookcentury1800, bookdecade1870, booksubjectmineralindustries
