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  Item Reference: KCLCAL-1874-1875-567

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GENERAL LITERATURE AND SCIENCE 567 What is the shell structure of the Aviculidae Name fossils displaying the same peculiarity Give the range in time of Ostrea Gryphaea Exogyra and Anomia and write short description of each Point out the difference between Orthoceras and Nautilus and between Ammonites and Scaphites If wells were to be sunk at Norwich Exeter and St David's what formations would be brought up soon after the work had commenced 10 In the Kentish Rag Pits at Maidstone are many Trigoniae and in the Limestone quarries near Ryde are many Limnaeae What inferences with regard to land water and temperature differing from present conditions are suggested by the presence of those fossils XIII -Ci ntiStrj Mention the chief chemical products which may be ob- tained from bones giving very brief outline of the process followed in each case Describe the most economical method of separating small quantities of gold from silver and of recovering both metals in marketable form What is the difference in composition between carbonic oxide and carbonic acid How can they be distinguished from each other hy is the compound of chlorine with hydrogen said to be an acid Mention some other acids which closely resemble it in composition and properties Name the compound which contains one part by weight of hydrogen 14 of nitrogen and 48 of oxygen How is it usually prepared Describe the preparation of hydrosulphuric acid and explain it by an equation
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