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Cách điều chế NH4Cl trong phòng thí nghiệm?

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... NaAlO2 + H3PO4 ——›AlPO4 + NaOH + H2O. It may be prepared by slowly adding (with ... AMMONIUM CHLORIDE. [12125–02–9]. Formula: NH4Cl; MW 53.49. Synonym: Sal ... Jul 8, 2022 ... exchange reactions, using either NH4SO4, NH4NO3, or NH4Cl solutions (He et al. ... soda (NaOH) to form highly soluble sodium aluminate: NaAlO2 or ... 198) Al(OH)3 + NaOH --→ NaAlO2 + H2O. 199) Al2O3 + Na2CO3 --→ NaAlO2 + CO2 ... 283) (NH4)3AsS4 + HCl --→ As2S5 + H2S + NH4Cl. 284) Au + KCN + O2 + H2O ... Mar 17, 2017 ... Given percentages of NaAlO2, NaOH and H2O (n(Na2O)/n(SiO2) = 2.1, n(H ... ammonium with single ammonium and ammonium in the presence of HA. NH4Cl. (12125-02-9). -. Ex. -. Ammonium monophosphate. NH4H2PO4. (7722-76-1). -. Ex ... NaAlO2. (1302-42-7). -. Ex. -. Sodium bicarbonate. NaHCO3. (144-55-8). -. Meanwhile, the CaO content of commercial zeolite A is only about 2 wt%. Ammonium chloride (NH4Cl), sodium hydroxide (NaOH) and sodium aluminates (NaAlO2) used ... NH4Cl ammonium chloride. 12125-02-9. (NH4)2CrO4 ammonium chromate. (NH4)H2AsO4 ... NaAlO2 sodium aluminate. 1302-42-7. 57 of 75. Page 58. Chemical Formula. Jul 14, 2016 ... 1) Các phương trình hóa học: 2Al + 2NaOH + 2H2O → NaAlO2 + 3H2. NaOH + NH4Cl → NaCl + NH3 + H2O. NaAlO2 + NH4Cl + H2O → Al(OH)3¯ +NH3 + NaCl. Appearance: White powder (sometimes light-yellowish) | hygroscopic/ when dissolved in water a colloidal black solution is formed. In the laboratory, ammonia is easily produced by the acid-base reaction of sodium hydroxide and ammonium chloride. NaOH + NH4Cl = NH3 + NaCl + H2O As a ...
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