 | Royal Society (Great Britain) - 1892 - 626 pages
...Sulphate Solution. — Prepare a saturated solution of pure (" pure recrystallised ") zinc sulphate by mixing in a flask distilled water with nearly twice...weight of crystals of pure zinc sulphate, and adding a little zinc carbonate to neutralise any free acid. The whole of the crystals should be dissolved... | |
 | 1895 - 1104 pages
...Prepare a neutral saturated solution of pure re-crystallized zinc sulphate, free from iron, by mixing distilled water with nearly twice its weight of crystals...zinc sulphate crystals to neutralize any free acid. The crystals should be dissolved with the aid of gentle heat, but the temperature to which the solution... | |
 | National Academy of Sciences (U.S.) - 1888 - 840 pages
...mixing distilled water with nearly twice its weight of crystals of pure Kino sulphate and Adding nine oxide in the proportion of about 2 per cent, by weight...zinc sulphate crystals to neutralize any free acid. The crystals should be dissolved with the aid of gentle heat, but the tem|teratnro to which the solution... | |
 | National Academy of Sciences (U.S.) - 1890 - 682 pages
...Prepare a nentral saturated solution of pure recrystallized zinc sulphate, free from iron, by mixing distilled water with nearly twice its weight of crystals...per cent by weight of the zinc sulphate crystals to nentralize any free acid. The crystals should be dissolved with the aid of gentle heat, but the temperature... | |
 | Great Britain - 1894 - 610 pages
...Solution. — Prepare a neutral saturated solution of pure (" pure rc-crystalised ") zinc sulphate by mixing in a flask distilled water with nearly twice...per cent, by weight of the zinc sulphate crystals to neutralise any free acid. The crystals should be dissolved with the aid of gentle heat, but the temperature... | |
 | 1891 - 680 pages
...Prepare a saturated solution of pure—" pure recrystallised " — zinc sulphate by mixing in a flask of distilled water with nearly twice its weight of crystals of pure zinc sulphate, and adding a little zinc carbonate to neutralise any free acid. The whole of the crystals should be dissolved... | |
 | Royal Society (Great Britain) - 1892 - 612 pages
...Sulphate Solution. — Prepare a saturated solution of pure (" pure recrystallised ") zinc sulphate by mixing in a flask distilled water with nearly twice...weight of crystals of pure zinc sulphate, and adding a little zinc carbonate to neutralise any free acid. The whole of the crystals should be dissolved... | |
 | 1893 - 630 pages
...Prepare a saturated solution of pure (" pure recrystallised ") zinc sulphate by mixing in a flask of distilled water with nearly twice its weight of crystals...per cent, by weight of the zinc sulphate crystals to neutralise any free acid.* The crystals should be dissolved with the aid of a gentle heat, but the... | |
 | 1894 - 876 pages
...Prepare a neutral saturated solution of pure re-crystallized zinc sulphate, free from iron, by mixing distilled water with nearly twice its weight of crystals,...zinc sulphate crystals to neutralize any free acid. The crystals should be dissolved with the aid of gentle heat, but the temperature to which the solution... | |
 | British Association for the Advancement of Science - 1894 - 1272 pages
...Sulphate Solution. — Prepare a saturated solution of pure (' pure recrystallised ') zinc sulphate by mixing in a flask distilled water with nearly twice...per cent, by weight of the zinc sulphate crystals to neutralise any free acid.1 The crystals should be dissolved with the aid of gentle heat, but the temperature... | |
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Prepare a neutral saturated solution of pure ("pure recrystallised ") zinc sulphate by mixing in a flask distilled water with nearly twice its weight of crystals of pure zinc sulphate, and adding zinc oxide in the proportion of about 2 per cent, by weight... 
