| Show the I 1 iroil end tree the difference in the strength of the affinity existing between different sub stance may be basli illustrated b the fol following loing experiment dissolve an ounce of acetate of lead 1 I sugar sugar of leid lead in lit a quart of water and fill a glass jar with the solution it if a piece of zi ilic ic or a few ew spirals of the same metal be now suspended in the liquid it will ill after a short time be coveted with a gray cotting coating from which brill lant spangles N will ill shoot forth somei somewhat hat in the shape of a tree these arc tire pure lead and the phenomenon is i au a u 11 1 as tl the 1773 lad d ir t Is afi the effect thus proa produced due to superior v of the tile diu for or aceal alad combined m I 1 h h lead and hah cattes ali to 1 o ir 0 fi ale als to interchange places place the 1 co cot bining ith the tile icid acid ind and entering I 1 solution and anti the lead bing b ing dep cited a pi lie the metallic state in place cl of th I 1 if the action be kept up long no een particle of lead mat mas in ln if t be il dr drawn drin in froni from the liquid s 11 ig cc fie fic american t |
