Common-salt sentence example
The most common of these sulphides is cobaltous sulphide, CoS, which occurs naturally as syepoorite, and can be artificially prepared by heating cobaltous oxide with sulphur, or by fusing anhydrous cobalt sulphate with barium sulphide and common salt.
It may be obtained as a dark brown amorphous powder by placing a mixture of io parts of the roughly powdered oxide with 6 parts of metallic sodium in a red-hot crucible, and covering the mixture with a layer of well-dried common salt.
Obviously no more than this is possible until physiologists are able to state much more precisely than at present what is the influence of common salt on the plants of salt-marshes, of the action of calcium carbonate on plants of calcareous soils, and of the action of humous compounds on plants of fens and peat moors.
The effect of common salt on the metabolism of plants is not understood.
He showed further, that the increase of common salt in the soil is correlated with a reduction in the number and size of the chlo,-oplastids, and therefore in the amount of chlorophyll.Advertisement
Schimper had previously maintained that the action of common salt in the cell-sap is detrimental as regards assimilation.
The effect of lime on plants is less understood even than the effect of common salt.
The processes and extent of the manufacture were revolutionized at about the beginning of the 19th century by Chevreul's classical investigations on the fats and oils, and by Leblanc's process for the manufacture of caustic soda from common salt.
Almost all soda soaps are precipitated from their watery solutions by the addition of a sufficiency of common salt.
Steam is turned on, and, the mass being brought to a clear condition with weak lye or water, strong lye is added and the boiling continued with close steam till the lye attains such a state of concentration that the soap is no longer soluble in it, and it will separate from the caustic lye as from a common salt solution.Advertisement
They contain scarcely any water except in the rainy season, when they are very full and rapid, and discharge themselves into the Runn, all along the coast of which the wells and springs are more or less impregnated with common salt and other saline ingredients.
One part of cream of tartar, two of alum and two of common salt are dissolved in boiling water, and the solution is boiled with granulated metallic tin (or, better, mixed with a little stannous chloride) to produce a tin solution; and into this the articles are put at a boiling heat.
For the commoner grades of dark-coloured bottles the glass mixture is cheapened by substituting common salt for part of the sulphate of soda, and by the addition of felspar, granite, granulite, furnace slag and other substances fusible at a high temperature.
The material is moistened with a solution of common salt and placed in very large heaps to ferment for some weeks.
The nitrate and borax deposits are extensive and productive, and common salt is a natural product of large areas in the elevated desert regions of the Andes.Advertisement
The phenomena which succeed each other are then very similar, whether A and B are two metals, such as lead and tin or silver and copper, or are a pair of fused salts, or are water and common salt.
But the two substances were generally confounded as "fixed alkali" (carbonate of ammonia being "volatile alkali"), till Duhamel du Monceau in 1736 established the fact that common salt and the ashes of seaplants contain the same base as is found in natural deposits of soda salts ("mineral alkali"), and that this body is different from the "vegetable alkali" obtained by incinerating land plants or wood (pot-ashes).
For children it may be mixed with common salt and the two be used with the food without the child being conscious of any difference.
The first attempt to manufacture sal ammoniac in Europe was made, about the beginning of the 18th century, by Mr Goodwin, a chemist of London, who appears to have used the mother ley of common salt and putrid urine as ingredients.
A purified specimen of such Debreczin soda was found to contain as much as 90% of real carbonate, NaCO 3, and 4 of common salt.Advertisement
The undissolved residue produced in either process consists chiefly of kieserite and common salt.
Most of the carbonate which now occurs in commerce is made from the chloride of the Stassfurt beds by an adaptation of the "Leblanc process" for the conversion of common salt into soda ash (see Alkali Manufacture).
Oxyhalogen derivatives of chromium are known, the oxychloride, CrO 2 C1 21 resulting on heating potassium bichromate and common salt with concentrated sulphuric acid.
The oxyfluoride, Cr02F2, is obtained in a similar manner to the oxychloride by using fluorspar in place of common salt.
Thus he clearly described the preparation of hydrochloric acid by the action of oil of vitriol on common salt, the manifold virtues of sodium sulphate - sal mirabile, Glauber's salt - formed in the process being one of the chief themes of his Miraculum mundi; and he noticed that nitric acid was formed when nitre was substituted for the common salt.Advertisement
While the proportion of common salt to sulphate of magnesia is as r r to r in the water of the Black Sea and as 2 to 1 in the Caspian water generally, it is as 12.8 to 5.03 in the Kara-boghaz.
Another Sicilian mineral industry is that of common salt and rocksalt.
The principles of the condensation, that is of converting the gaseous hydrochloric acid given off during the decomposition of common salt into a strong solution of this gas in water, can be summarized in a few words.
Formerly, instead of free hydrochloric acid a mixture of common salt and sulphuric acid was sometimes employed, but this is never done on a manufacturing scale now.
The whole is filled with a solution of common salt.
Zinc, lignite and common salt are mined, but the output is small and of slight value.
Extensive deposits of borax and common salt have been found in the same region, which with several other products of these saline deposits, such as iodine, add considerably to its exports.
Alkaline waters containing a little common salt are perhaps even more important than the pure alkaline, as the salt lessens the depressing effect of the alkali.
The treatment consists in the use of enemata containing quassia, carbolic acid, vinegar or turpentine or even common salt.
Calcining furnaces have a less extended application, being chiefly employed in the conversion of metallic sulphides into oxides by continued exposure to the action of air at a temperature far below that of fusion, or into chlorides by roasting with common salt.
You can help control fluid retention by reducing the amount of common salt (often called sodium chloride by manufacturers) in your food.
During the firing when the kiln is at its maximum temperature, common salt is thrown into the kiln where it immediately vaporizes.
Its simulation of the taste of common salt also renders it suitable for administration to insane patients and others who refuse to take any drug.
The mother-liquor from the 70% chloride is evaporated, the common salt which separates out in the heat removed as it appears, and the sufficiently concentrated liquor allowed to crystallize, when almost pure carnallite separates out, which is easily decomposed into its components '(see' infra).
Much was expected at one time from the " direct salt-cake process " of Hargreaves and Robinson, in which common salt is M111111111111N01N1111??IIUilllllllf.111IIIIIIIIIIIIIIIMIIIIIIIIIIIIIIIIIIIillllllllillllllllllll1111111111111111l?iiiiiiillumismuriiiiiiiii???!II?!iiil I I?
The dry method consists in an oxidizing roasting of the ores, and a subsequent chloridizing roasting with either common salt or Abraumsalz in reverberatory or muffle furnaces.