Volume 4

Chemical essays / by R. Watson.

  • Watson, Richard, 1737-1816.
Date:
1793-1796
Catalogue details

Licence: Public Domain Mark

Credit: Chemical essays / by R. Watson. Source: Wellcome Collection.

    62/394 (page 48)
    UuT volume, I do not at prefent fee any very probable method of recon- ciling the different refults of our in- quiries ; I will therefore content my- felf with giving a plain relation of the experiments which I have made upon this fubjedt. EXPERIMENT I. I took a large matrafs, contain- ing, when filled to the middle of it’s neck, 132 ounces of water, troy weight; the diameter of the cavity of the neck was fix lines : having with a diamond marked the place where the water flood in the neck of the matrafs, I dropped into it a fingle piece of purified nitre, the weight of which was a 26ootli part of the w-eight of the water, and im- mediately obferved that the water W'as confiderably elevated in the tube; during