Dialogues in Chemistry: Intended for the Instruction and Entertainment of Young People : in which the First Principles of that Science are Fully Explained : to which are Added, Questions and Other Exercises for the Examination of PupilsJames Eastburn and Company, 1818 |
Gyakori szavak és kifejezések
absorbed aeriform alkalies alumina ammonia animal atmospheric air attraction of composition azotic gas barytes boiling water bracket turns burn called carbonic acid gas charcoal Charles Chemical Affinity Chemistry chemists cold colder colour combination combustion common air compound contain CONVERSATION cool decomposed decomposition degree of heat degree of temperature degrees of oxygenation disengaged dissolved equal quantity experiment exposed fire fluid formed free caloric gases glass Glauber's salt hotter body hydrogen hydrogen gas iron James light lime liquid magnesia means melted mercury metals mixed mixture muriatic acid nitric acid nitrogen obtained oxyde oxygen gas particles periments phial phosphoric acid phosphorus potass pound of water produced properties proportion pure quantity of caloric quicksilver salt Scientific Dialogues simple bodies smell solid solution stances strontian substances sulphate sulphate of soda sulphuric acid thermometer tion tube Tutor unite vapour vessel warm wood zinc
Népszerű szakaszok
31. oldal - ... turn, is soon deprived of some heat, and prepared to descend in like manner; and thus there is a constant flow of warm air from around to the sides of the ice, and a descent of the same in a cold state from the lower part of the mass, during which operation the ice must necessarily receive a great quantity of heat. It is, therefore, evident, that the melting ice receives heat very fast, but the only effect of this heat is to change it into water, which is not in the least sensibly warmer than...
35. oldal - OXYGEN, in chemistry, is one of the most important agents in nature ; there is scarcely a single process, either natural or artificial, in which oxygen has not a share, but it is known only in combination with other bodies. " Oxygen,
55. oldal - When a globule of the basis of potash is placed upon ice, it instantly burns with a bright flame, and a deep hole is made in the ice, which is found to contain a solution of potash.
55. oldal - ... it upon moistened paper tinged with turmeric. At the moment that the globule comes into contact with the water, it burns, and moves rapidly upon the paper, as if in search of moisture, leaving behind it a deep reddish brown trace, and acting upon the paper precisely as dry caustic potash.