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 vii
... Sulfate in the Purification of Water 105 79. Reactions of Baking - Powders 105 80. A Study of Iron , Cobalt , and Nickel 106 81. A Study of Copper and its Compounds 108 82. A Study of Mercury and its Compounds 109 83. A Study of Silver ...
... Sulfate in the Purification of Water 105 79. Reactions of Baking - Powders 105 80. A Study of Iron , Cobalt , and Nickel 106 81. A Study of Copper and its Compounds 108 82. A Study of Mercury and its Compounds 109 83. A Study of Silver ...
Σελίδα 17
... sulfate solution ( R. S. ) ; sulfuric acid . filter paper ; a . Preparation from water . Fill a test tube with water and invert it in a beaker of water . Wrap a piece of sodium in a bit of filter paper previously moistened with coal oil ...
... sulfate solution ( R. S. ) ; sulfuric acid . filter paper ; a . Preparation from water . Fill a test tube with water and invert it in a beaker of water . Wrap a piece of sodium in a bit of filter paper previously moistened with coal oil ...
Σελίδα 18
... sulfate , which will start the reaction . Now pour just enough water through the funnel tube to cover the zinc . Prove that the apparatus is air - tight by blowing into the delivery tube C until the water is forced nearly to the top of ...
... sulfate , which will start the reaction . Now pour just enough water through the funnel tube to cover the zinc . Prove that the apparatus is air - tight by blowing into the delivery tube C until the water is forced nearly to the top of ...
Σελίδα 20
... sulfate solution ( R. S. ) ; dilute sulfuric acid ; picture - frame wire 10 cm . long ; bit of charcoal . a . Charge the generator A ( Fig . 22 ) with 6 or 8 g . of zinc , add the solution of copper sulfate , cover with water , and add ...
... sulfate solution ( R. S. ) ; dilute sulfuric acid ; picture - frame wire 10 cm . long ; bit of charcoal . a . Charge the generator A ( Fig . 22 ) with 6 or 8 g . of zinc , add the solution of copper sulfate , cover with water , and add ...
Σελίδα 38
... sulfate ; 3 g . common salt ; 3 g . potassium nitrate ; 1 g . sugar ; 10 cc . carbon tetrachloride ( R. S. ) ; 1 cc . oil ( cotton - seed or olive ) ; 10 g . sodium thiosulfate . a . Nearly fill two test tubes with water and set them in ...
... sulfate ; 3 g . common salt ; 3 g . potassium nitrate ; 1 g . sugar ; 10 cc . carbon tetrachloride ( R. S. ) ; 1 cc . oil ( cotton - seed or olive ) ; 10 g . sodium thiosulfate . a . Nearly fill two test tubes with water and set them in ...
Άλλες εκδόσεις - Προβολή όλων
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.