| 单词 | calcium hydroxide |
| 例句 | Each corn varietal has to be investigated to find the correct amount of calcium hydroxide and appropriate cooking times. The Fight to Save the Traditional Tortilla 2018-12-21T05:00:00Z The added calcium hydroxide, or lime, raises the water’s pH and enables it to sequester more CO2 in the form of calcium bicarbonate or as carbonate deposited in the shells of sea creatures. Ocean geoengineering scheme aces its first field test 2022-12-15T05:00:00Z Addition of calcium hydroxide to seawater precipitates magnesium hydroxide. Chemistry 2019-02-14T00:00:00Z His creation allows air to pass through a warehouse filled with calcium hydroxide. There’s a carbon-capture gold rush. Some warn better solutions exist. 2022-06-23T04:00:00Z That is then treated with a slurry of calcium hydroxide to change it into solid form; the slurry helps form tiny pellets of calcium carbonate. Climate change 'magic bullet' gets boost 2019-04-03T04:00:00Z The resulting solution of potassium carbonate is filtered and exposed to a slurry of calcium hydroxide. Extracting carbon dioxide from the air is possible. But at what cost? 2018-06-07T04:00:00Z In this case the lime is calcium hydroxide - or limestone dust. Unlocking Secrets of Sour Flavors With Something Found in Your Ears 2018-02-03T05:00:00Z Solid calcium hydroxide is then added to the seawater, reacting with dissolved magnesium chloride to yield solid magnesium hydroxide and aqueous calcium chloride. Chemistry 2019-02-14T00:00:00Z When seawater infiltrates the carbon-rich rocks, they emit CO2, which reacts with calcium and hydrogen-rich rocks to form calcium hydroxide, or hydrated lime, one of the key ingredients in cement. Natural rock near Naples, Italy, may have inspired Roman concrete 2015-07-10T04:00:00Z Cane sugar then yields a syrupy mixture of glucose and fructose, which, having been freed from the acid and concentrated, is mixed with water, cooled in ice and calcium hydroxide added. Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 3 "Frost" to "Fyzabad" 2011-08-15T02:00:28.473Z This calcium hydroxide is a substance which is very caustic, and care must be exercised in handling it. The Philippine Agricultural Review Vol. VIII, First Quarter, 1915 No. 1 2011-04-13T02:00:12.527Z It is manufactured by treating sodium carbonate in an iron vessel with calcium hydroxide or slaked lime, or by electrolysis of common salt. Soap-Making Manual A Practical Handbook on the Raw Materials, Their Manipulation, Analysis and Control in the Modern Soap Plant. The second step is the formation of solid calcium hydroxide as the only product from the reaction of the solid calcium oxide with liquid water. Chemistry 2019-02-14T00:00:00Z It will be observed that in the hydration of tricalcium silicate, the main constituent of Portland cement, a large portion of the lime appears as calcium hydroxide, i.e. slaked lime. Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 6 "Celtes, Konrad" to "Ceramics" The heat from the ship boiled the water which undoubtedly contained sodium carbonate and calcium hydroxide; presto, and the air was filled with clouds of sodium hydroxide. No Moving Parts It acts upon water, forming calcium hydroxide and hydrogen, but the action does not evolve sufficient heat to melt the metal. An Elementary Study of Chemistry See Intensity, specific Speed of reactions between carbide, water, and calcium hydroxide, of purification, Spent lime. Acetylene, the Principles of Its Generation and Use A Practical Handbook on the Production, Purification, and Subsequent Treatment of Acetylene for the Development of Light, Heat, and Power It is prepared by the reaction of acetic acid with calcium hydroxide. Chemistry 2019-02-14T00:00:00Z Such waters may also be softened by the addition of sufficient lime or calcium hydroxide to convert the acid carbonate of calcium into the normal carbonate. An Elementary Study of Chemistry After a short time the sodium carbonate is added to precipitate the other soluble salts of calcium and magnesium, together with any excess of calcium hydroxide which may have been added. An Elementary Study of Chemistry Such waters are softened on a commercial scale by the addition of the proper quantities of calcium hydroxide and sodium carbonate. An Elementary Study of Chemistry After-generation is possible between calcium carbide and mechanically damp slaked lime, between carbide and damp gas, or between carbide and calcium hydroxide, as opportunity shall serve. Acetylene, the Principles of Its Generation and Use A Practical Handbook on the Production, Purification, and Subsequent Treatment of Acetylene for the Development of Light, Heat, and Power Calcium oxide and calcium hydroxide are inexpensive bases used extensively in chemical processing, Chemistry 2019-02-14T00:00:00Z C contains a solution of calcium hydroxide to show that the carbon dioxide is completely removed. An Elementary Study of Chemistry Could a solution of sodium hydroxide be substituted for the solution of calcium hydroxide in testing for carbon dioxide? An Elementary Study of Chemistry The quantity of calcium hydroxide and sodium carbonate required is calculated from a chemical analysis of the water. An Elementary Study of Chemistry In other words, as the temperature rises, the heat of hydration of calcium oxide diminishes, and calcium hydroxide becomes constantly a less stable material. Acetylene, the Principles of Its Generation and Use A Practical Handbook on the Production, Purification, and Subsequent Treatment of Acetylene for the Development of Light, Heat, and Power It is possible to prepare calcium hydroxide by the familiar acid-base reaction of a soluble metal oxide with water: Chemistry 2019-02-14T00:00:00Z Chlorine is passed into hot solutions of calcium hydroxide, a compound which is very cheap. An Elementary Study of Chemistry Chemically, calcium hydroxide is a moderately strong base, though not so strong as sodium hydroxide. An Elementary Study of Chemistry Pure calcium hydroxide is a light white powder. An Elementary Study of Chemistry The calcium hydroxide is added first to precipitate all the acid carbonates. An Elementary Study of Chemistry Mortar is a mixture of calcium hydroxide and sand. An Elementary Study of Chemistry Could barium hydroxide be used in place of calcium hydroxide in testing for carbon dioxide? An Elementary Study of Chemistry The percentage of carbon dioxide in any given volume of air may be determined by passing the air over calcium hydroxide or some other compound which will combine with the carbon dioxide. An Elementary Study of Chemistry The method of preparation of strontium hydroxide is analogous to that of calcium hydroxide. An Elementary Study of Chemistry |
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