[5] +veranlassen+: to occasion, induce. [6] +die Beständigkeit+: stability. [7] +auf Umwegen+: in round about ways. [8] +die Verwandtschaft+: affinity. [9] +die Fähigkeit+: capacity. [10] see 18 Note 6. [11] +dementsprechend+: see 44 Note 12. [12] +einwertig+ etc.: univalent etc. [13] +bewahren+: preserve, maintain. [14] +der Kohlenstoff+: carbon. 46. [1] +bei Gegenwart+: in the presence of. [2] +sich zu Salzen umsetzen+: are converted into salts. [3] +das Lackmuspapier+: litmus paper. [4] +die Wertigkeit+: valency. [5] +die Sättigungskapazität+: capacity for saturation. [6] +der Aetzkali+: caustic potassa. [7] +ersetzbar+: replaceable. [8] see 18 Note 6. [9] +namentlich+: especially. [10] +laugenartig+: having the nature of lye (+Lauge+); alcaline. [11] +indem+: while. [12] +wieder herstellen+: restore. [13] +vertretbar+: replaceable. [14] +die Wechselwirkung+: mutual action, reaction. 47. [1] +das Verfahren+: process, method. [2] +die Darstellung+: preparation, making. [3] +das ... Einflussrohr+: the supply tube. [4] +das Aufbrausen+: effervescence. [5] +das Gasentwicklungsrohr+: gas tube, discharge tube. [6] +mit übergerissene Säureanteile+: portions of acid carried over (with the gas). [7] +beruht darauf, dass+: is based (_lit.:_ rests) upon the fact that. [8] +gebunden+: combined. [9] +wobei sich Zinksulfat bildet+: zinc sulphate being formed at the same time. [10] +setzen sich um (umsetzen)+: are converted. [11] +zu diesem Behufe+: for this purpose. [12] +ausmünden+: terminate. [13] +stülpen+: to turn upside down and put over something. 48. [1] +verbreitetste+: most widely distributed. [2] +in kleinerem Massstabe+: on a smaller scale. [3] +das Stativ+: retort stand. [4] +die Gasentwickelungsröhre+: discharge pipe. [5] +die Wanne+: trough, tub. [6] +für sich+: by itself. [7] +je nach+: according to. [8] +Oxydul+: suboxide. [9] +Superoxyd+: peroxide. [10] +der Stickstoff+: nitrogen. 49. [1] +salpetersauer+: nitrate. [2] +indem man+; see 1 Note 9. [3] +übergeht+: passes over (in vapor). [4] to translate +nämlich+, begin the clause with _for_. [5] +die Untersalpetersäure+: hyponitric acid. [6] see 18 Note 6. [7] +der Säuregehalt+: percentage of acid. [8] +ätzend+: caustic. [9] +unbeständig+: unstable. [10] +die gebildeten Oxide+: the oxides formed. [11] +überschüssige Säure+: excess of acid. [12] No similar term is used in English chemistry. +Scheiden+: to separate. Say: aqua fortis. [13] +das Königswasser+: aqua regia. 50. [1] +der Zusammentritt+: stepping together = combination. [2] +die Entstehungsart+: mode of formation. [3] +der Herd+: hearth, furnace. [4] +schweflige Säure+: sulphurous acid. [5] +es+ is introductory; +Metallsulfide+ is the subject. [6] +wobei man dafür sorgt+: during which care is taken. [7] +bei Vorhandensein (= bei Gegenwart)+: in the presence. [8] +Untersalpetersäure+; see 49 Note 5. [9] +zerfällt+: falls to pieces = splits up into.