Physics and chemistry for nursesG.P. P]utnam's Sons, 1916 - 444 pages |
From inside the book
Results 1-5 of 48
Page 35
... is melted or the steam con- densed , water , similar to that frozen or vaporized , will be obtained . If a substance ( e . g . , a piece of wood ) is burned , a chemical change is perpetrated Nature of Matter and its Elements 35.
... is melted or the steam con- densed , water , similar to that frozen or vaporized , will be obtained . If a substance ( e . g . , a piece of wood ) is burned , a chemical change is perpetrated Nature of Matter and its Elements 35.
Page 36
Amy Elizabeth Pope. wood ) is burned , a chemical change is perpetrated , for by no known means can the ashes which remain and the gases which have passed into space be put together again to form a piece of wood like unto that which was ...
Amy Elizabeth Pope. wood ) is burned , a chemical change is perpetrated , for by no known means can the ashes which remain and the gases which have passed into space be put together again to form a piece of wood like unto that which was ...
Page 41
... wood , coal , etc. , are burned the energy they liberate is used to run machinery , produce electric currents or perform other work . Other examples of the sun as a source of energy will be seen in the sections on radiation and ...
... wood , coal , etc. , are burned the energy they liberate is used to run machinery , produce electric currents or perform other work . Other examples of the sun as a source of energy will be seen in the sections on radiation and ...
Page 45
... wood because it gives up its heat more readily , but if the iron and wood are both equally cold , the iron will feel colder than the wood , because iron absorbs heat more rapidly than wood and will take heat from the hand . Latent heat ...
... wood because it gives up its heat more readily , but if the iron and wood are both equally cold , the iron will feel colder than the wood , because iron absorbs heat more rapidly than wood and will take heat from the hand . Latent heat ...
Page 64
... wood , and petroleum are heated in closed vessels out of contact with the air , they break down into simpler substances some of which can be easily vaporized , and , therefore , distilled . This is termed destructive distillation . The ...
... wood , and petroleum are heated in closed vessels out of contact with the air , they break down into simpler substances some of which can be easily vaporized , and , therefore , distilled . This is termed destructive distillation . The ...
Common terms and phrases
absorbed action alcohol alkalies ammonia amount atoms bacteria become blood body boiling bottle burner calcium carbon dioxid cathode cause cells cent changes chemical reactions cleaning coal coil cold color combine compounds condensation contain cooled copper digestion dissolved distillation elements ether ether waves Experiment extractives fermentation fibers flame flask gases glass glucose grams heat hydrocarbons hydrochloric acid hydrogen hydroxid intestine iodin iron juice known light waves liquid low temperature magnetic material matter metal Methyl Chlorid milk mineral moisture molecular motion molecules nature occurs oxalic acid oxidation oxygen pass pipes plants potassium potassium chlorate powder present pressure produced protein rays remove result salts soap sodium carbonate sodium chlorid sodium hydroxid solid soluble solution sound waves stains starch substances sugar sulphate sulphuric acid surface test tube tion tissues urine usually utensils vapor vibrations volatile wire yeast zinc
Popular passages
Page 311 - If it contains any added substance or ingredient which is poisonous or injurious to health. Provided, that the provisions of this act shall not apply to mixtures or compounds recognized as ordinary articles or ingredients of articles of food, if each and every package sold or offered for sale be distinctly labeled as mixtures or compounds, with the name and per cent of each ingredient therein, and are not injurious to health.
Page 311 - If any substance or substances have been mixed with it, so as to lower or depreciate, or injuriously affect its quality, strength, or purity; (2) If any inferior or cheaper substance, or substances have been substituted wholly or in part for it; (3) If any valuable or necessary constituent or ingredient has been wholly or in part abstracted from it...
Page 311 - If it consists wholly or in part of a diseased, decomposed, putrid, infected, tainted or rotten animal or vegetable substance or article, whether manufactured or not, or in the case of milk, if it is the product of a diseased animal.
Page 277 - In some fruits, as oranges and prunes, the amount rejected in eating is practically the same as refuse. In others, as apples and pears, more or less of the edible material is ordinarily rejected with the skin and seeds and other inedible portions. The edible material which is thus thrown away, and should properly be classed with the waste, is hera classed with the refuse.
Page 277 - Such vegetables as potatoes, squash, beets, etc., have a certain amount of inedible material, skin, seeds, etc. The amount varies with the method of preparing the vegetables, and can not be accurately estimated.
Page 311 - Provided, That the provisions of this act shall not apply to mixtures or compounds recognized as ordinary articles or ingredients of articles of food, if each and every package sold or offered for sale...
Page 278 - The average of five analyses of cereal coffee grain is: Water 6.2 protein 13.3, fat 3.4, carbohydrates 72.6, and ash 4.5 per cent. Only a portion of the nutrients, however, enter into the infusion. The average in the table represents the available nutrients in the beverage. Infusions of genuine coffee and of tea like the above contain practically no nutrients.
Page 311 - First, if any substance or substances have been mixed with it, so as to lower or depreciate or injuriously affect its quality, strength, or purity; second, if any inferior or cheaper substance or substances have been substituted wholly or in part for it; third, if any valuable...
Page 277 - The edible mater1al which is thus thrown away- and should properly be classed with the waste, is here classed with the refuse. The figures for refuse here given represent, as nearly as can be ascertained, the quantities ordinarily rejected.
Page 30 - Energy can be changed from one form to another, but it cannot be created or destroyed.