| 单词 | aerial acid |
| 释义 | > as lemmasaerial acid aerial acid n. Chemistry (now historical) a gas in the air which produces an acid when dissolved in water, later identified with carbon dioxide. ΘΚΠ the world > matter > chemistry > organic chemistry > organic acids > [noun] > carbonic acid aerial acid1686 fixable air1767 fixed air1767 1686 W. Harris tr. N. Lémery Course Chym. (ed. 2) 15 I conceive..that Salt-peter is form'd in Stones and Earths by the Acid spirit of the Air,..and that this Aerial acid entring insensibly into the body of Stones produces a Salt. 1705 C. Purshall Ess. Mechanism Macrocosm iv. 45 Niter, Common-Salt, &c. being put into Water, as Mr. Boyle observes, causes manifest Coldness in it, as the Aerial Acid does. 1772 J. Priestley in Philos. Trans. (Royal Soc.) 62 153 It is not improbable but that fixed air..may be of the nature of an acid..Mr. Bergman of Upsal..calls it the aërial acid. 1834 Jrnl. Royal Geogr. Soc. 4 222 [The] springs..have a sharp acrescent taste and smell, and are highly impregnated with the aerial acid. 2004 Brit. Jrnl. Hist. Sci. 37 387 Because Walker does not give specific composition here, it is hard to tell what percentage of Calcareous Earth or Aerial Acid is needed to determine his conception of a Calcareous Stone. < as lemmas |
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