Household Chemistry; Or, The Rudiments of the Science Applied to Every-day LifeSampson Low, 1853 - 16 Seiten |
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Seite 30
... equivalent to that of another body , and may be substituted for it in combination , ) of carbonic oxide is ... equivalent of oxygen is 8. To express the two equivalents of oxygen by a symbol , we write : — Carbonic acid = CO2 Carbonic ...
... equivalent to that of another body , and may be substituted for it in combination , ) of carbonic oxide is ... equivalent of oxygen is 8. To express the two equivalents of oxygen by a symbol , we write : — Carbonic acid = CO2 Carbonic ...
Seite 31
... 8 parts of oxygen and 1 of hydrogen . The combining pro- portion of oxygen is therefore 8 , that of hydrogen 1 . Instead of describing water as a compound of 1 eq . ( short for equivalent ) of oxygen , and 1 COMBUSTION . 31.
... 8 parts of oxygen and 1 of hydrogen . The combining pro- portion of oxygen is therefore 8 , that of hydrogen 1 . Instead of describing water as a compound of 1 eq . ( short for equivalent ) of oxygen , and 1 COMBUSTION . 31.
Seite 32
Albert James Bernays. ( short for equivalent ) of oxygen , and 1 eq . of hy- drogen , it is said to consist of 1 atom ... equivalents of all bodies express the relative weights of their atoms . Exact experiments have shown that two mea ...
Albert James Bernays. ( short for equivalent ) of oxygen , and 1 eq . of hy- drogen , it is said to consist of 1 atom ... equivalents of all bodies express the relative weights of their atoms . Exact experiments have shown that two mea ...
Seite 39
... equivalent of carbon and two of hydrogen . Its symbol is , therefore , CH . It is a colourless , tasteless , and nearly inodorous gas . If a burning taper is introduced into a jar of this gas , it is ex- tinguished ; but the gas itself ...
... equivalent of carbon and two of hydrogen . Its symbol is , therefore , CH . It is a colourless , tasteless , and nearly inodorous gas . If a burning taper is introduced into a jar of this gas , it is ex- tinguished ; but the gas itself ...
Seite 55
... equivalent the same meaning ? By what sign or symbol is the name of an element expressed by chemists ? What do the initial letters C , O , N , H , stand for ? Is hydrogen an important source of heat ? What compound does hydrogen form ...
... equivalent the same meaning ? By what sign or symbol is the name of an element expressed by chemists ? What do the initial letters C , O , N , H , stand for ? Is hydrogen an important source of heat ? What compound does hydrogen form ...
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Häufige Begriffe und Wortgruppen
acetic acetic acid albumen alcohol ammonia amount animal Argand burner becomes blood bodies bread burns butter called candle carbonate of lime carbonate of potash carbonate of soda carbonic acid caseine cassava caustic cent charcoal chemical chemistry clay coal coal-gas cocoa coffee cold color combination combustion composition compound consist constituents contains converted copper crystals derived dissolved elements equivalent evaporation fermentation fibrine flame flesh flour formula gases glass gluten gold grape heat hydrochloric acid hydrogen inflamed insoluble iron juice light liquid manufacture margarine matter meat melted metal milk mixed nature nitrogen obtained oleine owing oxide oxygen phosphorus plants possesses produced properties proportion pure quantity salt silica silver slaked lime soap sodium solid soluble soluble in water solution specific gravity spermaceti starch stearine substance sugar sulphur sulphuret symbol tained tallow taste temperature tion vapour vegetables vinegar weight white of egg wine
Beliebte Passagen
Seite 163 - Yet by some such fortuitous liquefaction, was mankind taught to procure a body at once in a high degree solid and transparent, which might admit the light of the sun, and exclude the violence of the wind ; which might extend the sight of the philosopher to new ranges of existence, and charm him at one time with the unbounded extent of the material creation, and at another with the endless subordination of animal life ; and, what is yet of more importance, might supply the decays of nature, and succour...
Seite 106 - On the other hand, when the labourer earns by his work less than is required to provide the amount of food which is indispensable in order to restore fully his working power, an unyielding, inexorable law or necessity compels him to have recourse to spirits. He must work, but in consequence of insufficient food, a certain portion of his working power is daily wanting. Spirits, by their action on the nerves, enable him to make up the deficient power at the expense of Ms body, to consume to day that...
Seite 37 - I have frequently taken one of these bladders, and pricking a hole therein with a pin, and compressing gently the bladder, near the flame of a candle till it once took fire, it would then continue flaming till all the spirit was compressed out of the bladder...
Seite 100 - In no part of Germany do the apothecaries' establishments bring so low a price as in the rich cities on the Rhine ; for there wine is the universal medicine for the healthy as well as the sick, it is considered as milk for the aged (see Appendix).
Seite 18 - ... property of radiating their heat, and of thus becoming cool with different degrees of rapidity, and those substances which in the air become cool first, also attract first and most abundantly the particles of falling dew.
Seite 164 - ... of nature, and succour old age with subsidiary sight. Thus was the first artificer in glass employed, though without his own knowledge or expectation. He was facilitating and prolonging the enjoyment of light, enlarging the avenues of science, and conferring the highest and most lasting pleasures ; he was enabling the student to contemplate nature, and the beauty to behold herself.
Seite 118 - IT was not till the end of this reign [Henry VIII.] that any salads, carrots, turnips, or other edible roots were produced in England. The little of these vegetables that was used was formerly imported from Holland and Flanders. Queen Catherine, when she wanted a salad, was obliged to despatch a messenger thither on purpose.
Seite 37 - Bladders, and pricking a Hole therein with a Pin, and compressing gently the Bladder near the Flame of a Candle till it once took Fire, it would then continue flaming till all the Spirit was compressed out of the Bladder; which was the more surprising, because no one could discern any Difference in the Appearance between these Bladders and those which are filled with common Air.