Exercises in Chemistry: Systematically Arranged to Accompany the Second Revised Edition of "An Elementary Study of Chemistry"Ginn, 1919 - 147 σελίδες |
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Σελίδα iii
... experiments in addition to the regular ones , the instructor may find it possible under the circumstances to make certain substitutions that will appeal to his judgment . While the experiments selected cover a wide field and are ...
... experiments in addition to the regular ones , the instructor may find it possible under the circumstances to make certain substitutions that will appeal to his judgment . While the experiments selected cover a wide field and are ...
Σελίδα vii
... Experiments with Soap 98 99 100 · 74. The Preparation and Properties of Bleaching - Powder 101 75. Magnesium and its Compounds . 102 76. Zinc and its Compounds 103 77. Aluminium and its Compounds 104 78. The Use of Aluminium Sulfate in ...
... Experiments with Soap 98 99 100 · 74. The Preparation and Properties of Bleaching - Powder 101 75. Magnesium and its Compounds . 102 76. Zinc and its Compounds 103 77. Aluminium and its Compounds 104 78. The Use of Aluminium Sulfate in ...
Σελίδα viii
... Experiments with Milk . 125 97. Methods for distinguishing between Butter and Oleomar- garine 126 • 98. Analysis of Baking - Powders 127 99. The Use of Mordants in Dyeing 128 100. A Study of Lakes ; also the Effect of using Different ...
... Experiments with Milk . 125 97. Methods for distinguishing between Butter and Oleomar- garine 126 • 98. Analysis of Baking - Powders 127 99. The Use of Mordants in Dyeing 128 100. A Study of Lakes ; also the Effect of using Different ...
Σελίδα ix
... experiments , together with suggestions as to their purchase , is given in Appendix B. It is expected that each desk ... experiment is to be performed in a well- ventilated compartment so that any poisonous gases evolved will be removed ...
... experiments , together with suggestions as to their purchase , is given in Appendix B. It is expected that each desk ... experiment is to be performed in a well- ventilated compartment so that any poisonous gases evolved will be removed ...
Σελίδα 10
... experiment , but omit holding the bottle over the candle flame . What conclusions do you draw from the experiment ? How do 10.
... experiment , but omit holding the bottle over the candle flame . What conclusions do you draw from the experiment ? How do 10.
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Συχνά εμφανιζόμενοι όροι και φράσεις
acetate alcohol ammonium hydroxide apparatus shown barium chloride beaker boiling bromide Bunsen flame calcium chloride carbon dioxide charcoal common salt compounds cool copper oxide copper sulfate cork crystals dish dissolved distilled water evaporate evaporating-dish EXERCISE experiment filter paper filtrate flask formed funnel tube glass plate glass rod glass tube hard-glass test tube hydrochloric acid insert iron laboratory limewater liquid litmus paper manganese dioxide Materials mixture mouth nitric acid Note the color Note the results odor phosphorus Place porcelain crucible potassium chlorate powdered precipitate PREPARATION AND PROPERTIES preparation of oxygen reaction red litmus paper remove residue ring stand rubber tubing screw clamp shake shown in Fig silver nitrate small beaker sodium carbonate sodium hydroxide sodium hydroxide solution solid soluble solution R. S. stand and burner starch stirring-rod stopper strips sulfuric acid temperature test tube volume watch glass weight wide-mouthed bottle wire wooden splint zinc
Δημοφιλή αποσπάσματα
Σελίδα 136 - Measures of Weight 10 milligrams (mg) =1 centigram eg 10 centigrams =1 decigram dg 10 decigrams =1 gram g 10 grams =1 dekagram Dg 10 dekagrams =1 hektogram Hg 10 hektograms =1 kilogram Kg...
Σελίδα 33 - Put one fourth of a test tube full of bone black into a small flask and pour over it about 50 cc. of water, to which has been added a few drops of a solution of litmus or of indigo.
Σελίδα 135 - Measures of Length 10 millimeters (mm) =1 centimeter cm 10 centimeters =1 decimeter dm 10 decimeters =1 meter m 10 meters =1 dekameter Dm 10 dekameters =1 hektometer Hm 10 hektometers =1 kilometer Km...
Σελίδα 134 - Aluminium Antimony Arsenic Barium Bismuth Boron Bromine Cadmium Calcium Carbon Chlorine Chromium Cobalt Copper Fluorine Gold Hydrogen Iodine Iron Lead Lithium Magnesium Manganese Mercury Nickel Nitrogen Oxygen Phosphorus Platinum Potassium Silicon Silver Sodium Strontium Sulphur Tin Zinc Sym.
Σελίδα 83 - Phosphorous acid. Pour into a test tube about 0.5 cc. of phosphorus trichloride (hood) and add a little water, a drop at a time. What gas is evolved (R) ? Finally, add about 5 cc. of water, pour the liquid into an evaporatingdish, and evaporate to a sirupy mass. Dilute this with a little water, transfer the solution to a test tube, and add a few drops of a solution of silver nitrate. Boil the resulting mixture. A black precipitate forms. Explain.