Hints on the Teaching of Elementary Chemistry in Schools and Science ClassesLongmans, Green, 1896 - 76 páginas |
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Página 6
... applied for centuries to many familiar plants . There is , for example , the greater celandine and the lesser celandine , which have little resemblance to each other beyond the colour of the flowers . The plants called water - lilies ...
... applied for centuries to many familiar plants . There is , for example , the greater celandine and the lesser celandine , which have little resemblance to each other beyond the colour of the flowers . The plants called water - lilies ...
Página 10
... applied it will be well to caution young students as to the corrosive nature of the liquid , and direct them to turn the open mouth of the tube away from their own faces and from the persons of their neighbours . The evolved gas may be ...
... applied it will be well to caution young students as to the corrosive nature of the liquid , and direct them to turn the open mouth of the tube away from their own faces and from the persons of their neighbours . The evolved gas may be ...
Página 11
... to write down , before applying tests , an account of the appear- ance and more obvious characters of the substance analysed . CHAPTER II OBSERVATION - QUANTITATIVE QUANTITATIVE experiments may be gravimetric Observation - Qualitative II.
... to write down , before applying tests , an account of the appear- ance and more obvious characters of the substance analysed . CHAPTER II OBSERVATION - QUANTITATIVE QUANTITATIVE experiments may be gravimetric Observation - Qualitative II.
Página 14
... applied till the bottom of the crucible is red - hot . The lid may be lifted slightly from time to time , and in about a quarter of an hour the glowing of the metal due to combustion will have ceased and a grey mass will remain . The ...
... applied till the bottom of the crucible is red - hot . The lid may be lifted slightly from time to time , and in about a quarter of an hour the glowing of the metal due to combustion will have ceased and a grey mass will remain . The ...
Página 23
... applied later , when they have learned the effect of changes of temperature and pressure upon gases , and can make the necessary calculations . One gram of zinc gives theoretically 343 c.c. of hydrogen at normal temperature and pressure ...
... applied later , when they have learned the effect of changes of temperature and pressure upon gases , and can make the necessary calculations . One gram of zinc gives theoretically 343 c.c. of hydrogen at normal temperature and pressure ...
Otras ediciones - Ver todas
Hints on the Teaching of Elementary Chemistry in Schools and Science Classes ... William A. Tilden Sin vista previa disponible - 2018 |
Hints on the Teaching of Elementary Chemistry in Schools and Science Classes William A. Tilden Sin vista previa disponible - 2007 |
Términos y frases comunes
ammonia analysis ANATOMY apparatus Art Department ASTRONOMY atomic weight B.Sc BOTANY BUILDING CONSTRUCTION carbon chemical College of Science Coloured composition compounds containing copper Crown 8vo crucible D.Sc Diagrams Edition ELECTRICITY ELEMENTARY elements Engineering equivalent Examination Papers Examples experiment experimental formulæ gases gram homologous series Hospital hydrochloric acid hydrogen chloride Illus INORGANIC Lecturer LL.D Lond London magnesium Manual Maps MECHANICS metals molecular weight molecule of hydrogen neutralise nitrate nitric nitric acid nitrogen observation oxide oxygen Pathology Ph.D PHYSICS PHYSIOLOGY potassium potassium chlorate PRACTICAL precipitate Price Professor of Chemistry properties proportions pupil quantity REESE LIBRARY Royal 8vo Royal College salt SCHÄFER Science and Art sodium solution specific heat stage STRENGTH OF MATERIALS Students substances sulphate sulphuric acid Surgeon Syllabus teacher tellurium temperature TEXT-BOOK THEORETICAL theory tions trations TREATISE tube UNIVERSITY OF CALIFORNIA vapour densities vols volume of hydrogen Whitworth Scholar WILLIAM Woodcuts zinc
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