Describe the Fauna of the Arctic Regions. CHEMISTRY What weight of each of the following compounds is necessary to prepare 50 litres of Oxygen?--Water, Mercuric Oxide, Potassium Chlorate. Explain the principle of the Dewar bulb. Define the term "Acid." Enumerate the characteristics of a "Base." Two compounds were found to have the following compositions: = 43.64 per cent. phosphorus = 56.36 per cent. oxygen = 56.35 per cent. phosphorus = 43.65 per cent. Show that the Law of Multiple proportion holds in this case. CLASSICAL ESSAY SUBJECTS.--"The Path may not be left for an instant; if it could be left it would not be the Path. On this account the superior man does not wait until he see things to be cautious, nor see things to be apprehensive."--CONFUCIUS. MORGAN AND SCOTT LTD., 12 PATERNOSTER BUILDINGS, LONDON, E. C. * * * * * Transcriber's Notes: Obvious punctuation errors repaired.