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The invention concerns a method and an apparatus for producing a metal hydroxide, in particular magnesium hydroxide, from a salt solution, wherein the metal is firstly precipitated from the salt solution and the suspension produced in that way is then filtered. The object of the invention is to...
sodium hydroxide C. hydrochloric acid D. water 相关知识点: 试题来源: 解析 A。原因:文中举例“When hydrochloric acid (HCl) reacts with sodium hydroxide (NaOH), the reaction is as follows: HCl + NaOH → NaCl + H2O. In this case, sodium chloride (NaCl) is the salt formed.”。
sodium borohydride titration of hydrochloric acid against standard sodium carbonate titration of oxalic acid against sodium hydroxide related elements hydrogen nickel neon potassium helium copper cobalt calcium lithium zinc magnesium scandium beryllium gallium aluminium titanium boron germanium silicon vanadium ...
The scientific study of matter's characteristics and behaviour is known as chemistry.andare different from the normal vocabulary. It is a branch of natural science that examines the building blocks of matter, including the atoms, molecules, and ions that make up compounds and their composition, ...
8 µl ammonium hydroxide (12.5%) and 50 µl saturated ammonium sulfate were added to each sample and centrifuged for 5 min at 5500 rcf. To each supernatant, 300 µl MeOH/ACN (methanol/acetonitrile) was added. Appropriate dilution series of CoA standards were similarly processed...
Large quantities of chlorine gas are produced from salt to make bleach and for water treatment. What is the volume of 26.5 mol of chlorine gas at 400 kPa and 35 degrees Celcius? Why is the dissolution of sodium hydroxide in water accompanied by the release of an amount of heat? How do ...
What is the separation method for copper oxide from a suspension in water? If 20.00 g of sodium hydroxide is mixed with a sufficient amount of iron(III) nitrate, Fe(NO_3)_3(aq), a clear solution and a yellow solid precipitate are produced. What mass of precipitate is pr...
but also process black and white tungsten mixed ore; on the basis of breakthroughs in theoretical research, The NaOH (sodium hydroxide) decomposition method has developed from only low-calcium wolframite concentrate to a general technology that can process various tungsten mineral raw materials including...