Calendar: 1860-1861 Page 515

516 MEDICAL DEPARTMENT III -Cijemfetrj Explain in symbols the changes which take place when carbonate of soda in solution is mixed with chloride of calcium giving the combining numbers of each compound Illustrate by example the difference between direct com- bination and the formation of compounds by displacement State the meaning of the terms positive and negative osmose Give instances of each and explain the action of Graham's osmometer How is the thermometer applied to the measurement of specific heat and of latent heat Describe and explain the process of freezing water by Bou- tigny's process in red-hot capsule Specify the mode of obtaining intense cold by the use of carbonic acid and explain the principle of the operation Describe and explain the action of the electrical condenser When body is electrically charged by what means may it be restored to the neutral condition Illustrate by examples the different processes of discharge of electricity IV -efymistx Exemplify the law of multiple proportions Enumerate the constituents of the atmosphere State how the quantity of its four components of greatest importance may be ascertained Describe the preparation properties and composition of the gaseous compounds of carbon and oxygen What is the action of oil of vitriol upon copper How does the action of nitric acid upon copper differ from this Explain the several modes of action of hydrochloric acid upon oxide of copper sesquioxide of iron and black oxide of manganese Describe the preparation and properties of sulphuretted hydrogen Mention its principal natural sources What methods may be employed for decomposing this gas when mixed with air