On the microcosmic salt, acids, bases, and water, and a new ... method of analysing sugar / [John Dalton].

  • Dalton, John, 1766-1844
Date:
1840-1842
Catalogue details

Licence: Public Domain Mark

Credit: On the microcosmic salt, acids, bases, and water, and a new ... method of analysing sugar / [John Dalton]. Source: Wellcome Collection.

    11/30 (page 7)
    It will be seen in the 2 vol. of my Chemistry, published in 1827, that I have adopted 35 for Sulphuric Acid, 45 for Nitric Acid, 23 or rather 24, Phosphoric Acid, 19.4.. .»Carbonic Acid, 31.8.. . .Oxalic Acid, 17 or 17f Magnesia, 42.. ... .Potash, 28.. ....50.a, 24, ...».Lime, &c. &c, The acids and bases are tolerably well known; but the water is susceptible of great variation, from exposing them to heat and cold. Since the atomic theory was discovered, various authors have given the atomic weights * some in 100 weights of the salts, and others in the acknow¬ ledged weights of the atoms. Amongst others, Dr. Thomson, Dr. Henry, Dr. Wollaston, &c. M. Gay-Lussac, Thenard, Dumas, &c., amongst the French ; and Berzelius, Mitcherlish, &c. in Sweden