Applied Chemistry: An Elementary Text Book for Secondary SchoolsC.V. Mosby Company, 1922 - 461 σελίδες |
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Αποτελέσματα 1 - 5 από τα 100.
Σελίδα 13
... HYDROGEN PEROXIDE 34 CHAPTER III OXYGEN AND OZONE 51 CHAPTER IV HYDROGEN 63 CHAPTER V THE ATMOSPHERE 72 CHAPTER VI GASES AND SOME GAS LAWS 84 CHAPTER VII SYMBOLS AND FORMULAS 106 CHAPTER VIII SOME CHEMICAL PROBLEMS 112 CHAPTER IX THE ...
... HYDROGEN PEROXIDE 34 CHAPTER III OXYGEN AND OZONE 51 CHAPTER IV HYDROGEN 63 CHAPTER V THE ATMOSPHERE 72 CHAPTER VI GASES AND SOME GAS LAWS 84 CHAPTER VII SYMBOLS AND FORMULAS 106 CHAPTER VIII SOME CHEMICAL PROBLEMS 112 CHAPTER IX THE ...
Σελίδα 17
... hydrogen from water by means of sodium 16. Preparation of hydrogen from acids 17. Oxyhydrogen blowpipe 9958 65 66 67 68 18. Lavoisier , beheaded in French Revolution , the Father of Modern Chemistry 70 · 19. Nodules in which the ...
... hydrogen from water by means of sodium 16. Preparation of hydrogen from acids 17. Oxyhydrogen blowpipe 9958 65 66 67 68 18. Lavoisier , beheaded in French Revolution , the Father of Modern Chemistry 70 · 19. Nodules in which the ...
Σελίδα 26
... Hydrogen The same facts are shown more graphically in Fig . 1 . Oxygen 50 % Silicon 25 % Fig . 1. - Abundance of certain elements . 8. Compounds . A compound is a substance contain- ing two or more elements chemically united and in ...
... Hydrogen The same facts are shown more graphically in Fig . 1 . Oxygen 50 % Silicon 25 % Fig . 1. - Abundance of certain elements . 8. Compounds . A compound is a substance contain- ing two or more elements chemically united and in ...
Σελίδα 27
... Hydrogen and oxygen are both colorless gases , the former inflam- mable ; the latter essential for life and ordinary combus- tion . When the two unite chemically , at ordinary tem- peratures , the resulting product is a liquid , which ...
... Hydrogen and oxygen are both colorless gases , the former inflam- mable ; the latter essential for life and ordinary combus- tion . When the two unite chemically , at ordinary tem- peratures , the resulting product is a liquid , which ...
Σελίδα 34
... HYDROGEN PEROXIDE Forms of Appearance Characteristics of Pure Water Water in the Human Body and Foods Necessity of Water to the Body Proof of Composition ( a ) By Electrolysis ( b ) By Weight Law of Definite Proportions Water of ...
... HYDROGEN PEROXIDE Forms of Appearance Characteristics of Pure Water Water in the Human Body and Foods Necessity of Water to the Body Proof of Composition ( a ) By Electrolysis ( b ) By Weight Law of Definite Proportions Water of ...
Άλλες εκδόσεις - Προβολή όλων
Applied Chemistry: An Elementary Text Book for Secondary Schools (Classic ... Fredus N. Peters Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2016 |
Applied Chemistry: An Elementary Text Book for Secondary Schools (Classic ... Fredus N. Peters Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2017 |
Συχνά εμφανιζόμενοι όροι και φράσεις
2H₂O alcohol alkali alloys alum aluminum ammonia ammonium amount antimony arsenic arsine atomic weight blue boiling bromine burning calcium called carbon dioxide carbon monoxide cent Characteristics chemical coal color combustion common salt compounds contain copper crystals decomposed dissolved elements equation Exercises for Review ferric ferrous flame foods formula furnace gases Give glass grams H₂O H₂SO heat hence hydrate hydrochloric acid hydrogen chloride hydroxide ignited iodine ions iron known light lime liquid liter magnesium melting mercury metal method mixed mixture molecular weight molecules monoxide Name nitrate nitric acid nitrogen obtained occurs oxide oxygen ozone phosphorus platinum potassium potassium chlorate pounds powder prepared pressure produced quantities reaction removed seen silicate silver soap soda sodium carbonate sodium hydroxide solid soluble in water solution starch substances sugar sulphate sulphide sulphur dioxide sulphuric acid temperature tion tube usually valence vapor variety volume yellow zinc zine
Δημοφιλή αποσπάσματα
Σελίδα 173 - ... gas may be expelled from a liquid, viz. : 1. When the liquid is supersaturated, the excess gas is expelled. 2. By heating the liquid, when some of the gas is expelled due to an increase in its volume. 3. By pressure reduction, as in the Elmore vacuum process, where, according to the law of Henry,14 "the amount of gas dissolved by a liquid is proportional to the pressure to which the gas is subjected.
Σελίδα 100 - Weights. — The molecular weight of a substance is the sum of the weights of the atoms constituting a molecule of that particular substance.
Σελίδα 251 - ... in the form of a fine powder, known as flowers of sulphur, and composed of minute crystals.
Σελίδα 266 - In this way he had lithium, glucinum, boron, carbon, nitrogen, oxygen, fluorine, sodium, magnesium, aluminum, silicon, phosphorus, sulphur, chlorine, potassium, calcium, and so on.
Σελίδα 96 - Risteen's work upon molecules (now for many years a standard authority), the distance from the center of one molecule to the center of its neighbor is put, on the average, as ten times the molecular diameter.
Σελίδα 101 - Avogadro that equal volumes of all gases under the same pressure and temperature contain the same number of molecules.
Σελίδα 89 - In the mercurial barometer at sea level, the pressure of the air supports a column of mercury 30 inches in height or, in other words, the weight of 30 inches of mercury.
Σελίδα 266 - Mendeleeff arranged the elements in the order of their atomic weights, beginning with the lightest, but omitting hydrogen.
Σελίδα 384 - Orichalcum may be defined as an alloy of copper and zinc in which the proportion of zinc is high enough to give it a color that is appreciably different from that of copper, and in which the proportion of any other metal, or combination of other metals, is considerably lower than that of the zinc.
Σελίδα 26 - Per Cent Oxygen 49.98 Silicon 25.30 Aluminum 7.26 Iron 5.08 Calcium 3.51 Magnesium , 2.50 Sodium 2.28 Potassium 2.23 Hydrogen 0.94 Titanium 0.30 Carbon 0.21 Chlorine and Bromine 0.15 Phosphorus 0.09 Manganese 0.07 All others . 0.10 Total 100.00 Table II.